Mitsubishi Electric Building Solutions Corporation

Japan

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IPC Class
B66B 5/00 - Applications of checking, fault-correcting or safety devices in elevators 61
B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators 42
B66B 5/02 - Applications of checking, fault-correcting or safety devices in elevators responsive to abnormal operating conditions 27
B66B 31/00 - Accessories for escalators, or moving walkways, e.g. for sterilising or cleaning 19
B66B 1/14 - Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements 15
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Found results for  patents
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1.

LANDING DOORWAY DEVICE FOR ELEVATOR

      
Application Number JP2024003379
Publication Number 2025/163873
Status In Force
Filing Date 2024-02-02
Publication Date 2025-08-07
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor Takagi, Ryosuke

Abstract

In the present invention, a one-side claw part of a one-side door opening prevention tool and another-side claw part of another-side door opening prevention tool are such that the positional relationship thereof in the width direction of a landing doorway is inverse between a state in which the landing door has closed the landing doorway and a state in which the landing door has opened the landing doorway. The other-side claw part is provided so as to be movable downward, and is restricted from moving further downward by the stopper. Before the stopper melts, the landing door is not restricted from moving in the width direction of the landing doorway, and when the stopper melts, the landing door is restricted from moving in the width direction of the landing doorway as a result of the other-side claw part moving downward so that the the one-side claw part and the other-side claw part face each other in the width direction of the landing doorway.

IPC Classes  ?

  • B66B 13/30 - Constructional features of doors or gates

2.

MAINTENANCE PLAN CREATION ASSISTANCE DEVICE, MAINTENANCE PLAN CREATION ASSISTANCE METHOD, AND MAINTENANCE PLAN CREATION ASSISTANCE PROGRAM

      
Application Number JP2024001613
Publication Number 2025/158489
Status In Force
Filing Date 2024-01-22
Publication Date 2025-07-31
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Goto, Kei
  • Sakata, Koji
  • Fujita, Takeshi
  • Hikichi, Masaki
  • Motoe, Ayaka
  • Kado, Yoshiki

Abstract

A maintenance plan creation assistance device (100) comprises a maintenance plan creation unit (120). In a maintenance plan, which indicates a scheduled maintenance period for each piece of equipment to be maintained by a maintenance person in charge, if the volume of maintenance work in a target period exceeds the capacity of the maintenance person for that target period, the maintenance plan creation unit (120) changes a portion of the maintenance work scheduled to be performed within a period that includes at least a portion of the target period, such that the portion of the maintenance work is performed in a period that does not overlap the target period, so that the volume of maintenance work in the target period does not exceed the capacity in the plan. When the administrator of a target piece of equipment is set as a target administrator and the scheduled maintenance period corresponding to the target piece of equipment indicated by the maintenance plan is set as a scheduled target period, if the target administrator does not approve the performance of the maintenance work on the target piece of equipment during the scheduled target period, the maintenance plan creation unit (120) changes, in the maintenance plan, the scheduled maintenance period corresponding to the target piece of equipment to a period approved by the target administrator for performing the maintenance work on the target piece of equipment.

IPC Classes  ?

  • G06Q 10/20 - Administration of product repair or maintenance
  • G06Q 10/0631 - Resource planning, allocation, distributing or scheduling for enterprises or organisations

3.

CYLINDER PRESSURE ADJUSTMENT DEVICE

      
Application Number JP2024002077
Publication Number 2025/158584
Status In Force
Filing Date 2024-01-24
Publication Date 2025-07-31
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Tsukiyama, Ryo
  • Oue, Akinori
  • Takahashi, Hideki
  • Dohgan, Yoshihiro
  • Kitahara, Shouken

Abstract

A cylinder pressure adjustment device (4) adjusts the pressure inside a refrigerant recovery cylinder (3) when refrigerant from a refrigeration cycle device (100) is recovered to the refrigerant recovery cylinder (3). The cylinder pressure adjustment device (4) comprises a refrigerant path (40) that is connected between the refrigeration cycle device (100) and the refrigerant recovery cylinder (3), an electromagnetic valve (41) that is provided to the refrigerant path (40), a pressure sensor (42) and a temperature sensor (44) that are provided to the portion of the refrigerant path (40) that goes from the electromagnetic valve (41) to the refrigerant recovery cylinder (3), and a control device (43) that controls the electromagnetic valve (41) in accordance with the output of the pressure sensor (42), the temperature sensor (44), and a liquid level sensor (33).

IPC Classes  ?

  • F25B 45/00 - Arrangements for charging or discharging refrigerant

4.

ELEVATOR DEVICE AND REPAIR METHOD FOR SAME

      
Application Number JP2024002334
Publication Number 2025/158639
Status In Force
Filing Date 2024-01-26
Publication Date 2025-07-31
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Takaoka Haruki
  • Hida Masahiko
  • Yasutomi Junya

Abstract

In an elevator device according to the present invention, a hoist machine is designed to raise and lower an elevator car via a plurality of old wire ropes, which had been wound around a drive sheave, before being replaced with a plurality of new wire ropes. The tensile strength of each new wire rope is greater than the tensile strength of each old wire rope. The difference between the unit mass of each new wire rope and the unit mass of each old wire rope, and the difference between the diameter of each new wire rope and the diameter of each old wire rope are each within a range that does not require replacement of the hoist machine in association with rope replacement.

IPC Classes  ?

  • B66B 7/06 - Arrangements of ropes or cables

5.

ELEVATOR DISPLAY SYSTEM, INFORMATION PROCESSING DEVICE, DISPLAY METHOD, AND COMPUTER-READABLE RECORDING MEDIUM

      
Application Number JP2024000136
Publication Number 2025/150085
Status In Force
Filing Date 2024-01-09
Publication Date 2025-07-17
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Ogata, Yuto
  • Yuasa, Eiji
  • Aikawa, Masami

Abstract

Provided is an elevator display system capable of displaying to a user, prior to a timing at which a car arrives at a boarding area, an aerial image that is excellent in design and visibility and that indicates the usage status of an elevator. An elevator display system according to the present invention comprises: an imaging device that images the status of a user in an elevator car; an aerial display device that displays an aerial image in the air where viewing from a boarding area of the elevator is possible; and an information processing device that generates an illustrated image obtained by illustrating the status of the user in the car on the basis of captured image data acquired by the imaging device and that, prior to a timing at which the car arrives at the boarding area, causes the aerial display device to display an aerial image of the illustrated image in the air where viewing from the boarding area is possible.

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators

6.

INFORMATION MANAGEMENT DEVICE, TRAFFIC CONTROL SYSTEM, TRAFFIC CONTROL METHOD, AND TRAFFIC CONTROL PROGRAM

      
Application Number JP2023044848
Publication Number 2025/126422
Status In Force
Filing Date 2023-12-14
Publication Date 2025-06-19
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Aoki, Hiroki
  • Yamazumi, Mitsuhiro

Abstract

Provided are: an information management device that manages the movement of a moving body operating in a facility so as to further enhance the movement efficiency of the moving body; a traffic control system; a traffic control method; and a traffic control program. In a traffic control system (1), a facility information management unit (15) of an information management device manages information on an operation graph that includes: a first vertex which represents a first region consisting of a set of a plurality of nodes representing a plurality of points within a first spatial range of a facility; a second vertex which represents a second region consisting of a set of a plurality of nodes representing a plurality of points within a second spatial range partially overlapping the first spatial range; and a side which connects the first vertex and the second vertex and which represents a common region consisting of a set of one or more common nodes representing one or more points within the partially overlapping range, the common nodes being included in both the first region and the second region. A traffic management unit (16) generates a command for a moving body (2) that moves within the facility on the basis of the information on the operation graph.

IPC Classes  ?

  • G05D 1/221 - Remote-control arrangements
  • G05D 1/639 - Resolving or avoiding being stuck or obstructed
  • G05D 1/43 - Control of position or course in two dimensions

7.

DRIVE FORCE TRANSMISSION CHAIN INSPECTION DEVICE, DRIVE FORCE TRANSMISSION CHAIN INSPECTION METHOD, AND DRIVE FORCE TRANSMISSION CHAIN INSPECTION PROGRAM

      
Application Number JP2023043993
Publication Number 2025/120838
Status In Force
Filing Date 2023-12-08
Publication Date 2025-06-12
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Bando Ryuji
  • Wada Toshihiro
  • Kobayashi Shoichi
  • Ikeuchi Yuya

Abstract

A drive force transmission chain inspection device (10) calculates a handrail movement start time (t1) and a sprocket rotation start time (t2) on the basis of an acceleration signal (s0) outputted from an acceleration detector (20) in contact with a handrail (51) of a passenger conveyance device (40), and determines whether there is any abnormality in drive force transmission chains (55, 57) on the basis of the handrail movement start time (t1) and the sprocket rotation start time (t2). The drive force transmission chain inspection device (10) performs a first process for dividing the acceleration signal (s0) into a first acceleration signal (s11) and a second acceleration signal (s12), derives a first statistic (L1) pertaining to the first acceleration signal (s11) and a second statistic (L2) pertaining to the second acceleration signal (s12), performs a second process for calculating a third statistic (L) based on the first statistic (L1) and the second acceleration signal (s12), and calculates the sprocket rotation start time (t2) on the basis of the third statistic (L).

IPC Classes  ?

  • B66B 31/00 - Accessories for escalators, or moving walkways, e.g. for sterilising or cleaning
  • B66B 29/00 - Safety devices of escalators or moving walkways

8.

GAS CYLINDER PRESSURE ADJUSTMENT DEVICE AND REFRIGERANT RECOVERY DEVICE

      
Application Number JP2023042368
Publication Number 2025/115071
Status In Force
Filing Date 2023-11-27
Publication Date 2025-06-05
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Tsukiyama, Ryo
  • Oue, Akinori
  • Takahashi, Hideki
  • Dohgan, Yoshihiro
  • Kitahara, Shouken

Abstract

A pressure adjustment device (4) comprises: a first connection port (P1) that is configured so as to be connected to a gauge manifold (5) for recovering a refrigerant from a refrigerant recovery target device; a second connection port (P2) that is configured so as to be in communication with the first connection port (P1) and so as to be connected to a suction port of a compressor (21) that compresses the refrigerant to be recovered; a third connection port (P3) that is configured so as to be connected to a gas port (32) of a refrigerant recovery gas cylinder (3); and a pressure adjustment device (41) that is connected between the first connection port (P1) or the second connection port (P2), and the third connection port (P3).

IPC Classes  ?

  • F25B 45/00 - Arrangements for charging or discharging refrigerant

9.

ELEVATOR FIXING ROD HOLDING DEVICE AND MAIN ROPE REPLACEMENT METHOD

      
Application Number JP2024016007
Publication Number 2025/115247
Status In Force
Filing Date 2024-04-24
Publication Date 2025-06-05
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Nishioka Shinji

Abstract

A fixing rod holding device (90) according to the present invention holds a fixing rod (10) between a support nut (15) and a coil spring (13) when removing the fixing rod (10) from or attaching the fixing rod (10) to a rod support (40). The fixing rod holding device (90) comprises a holding part (94) including a first block (91) and a second block (92) that are coupled by a coupling member (93) so as to be capable of opening and closing in the horizontal direction. When the holding part (94) is in a closed state, a through hole (95) through which the fixing rod (10) can pass is formed by the joined surfaces of the surfaces of the first block (91) and the second block (92). An engaging part (96) that engages a male thread (16) provided on the outer periphery of the fixing rod (10) and prevents the movement of the fixing rod (10) in the axial direction is formed in the through hole (95). A closing part (97) that closes the first block (91) and the second block (92) is provided on the reverse side of the holding unit (94) from the coupling member (93).

IPC Classes  ?

  • B66B 7/00 - Other common features of elevators
  • B66B 5/00 - Applications of checking, fault-correcting or safety devices in elevators

10.

REFRIGERANT RECOVERY SYSTEM AND REFRIGERANT RECOVERY METHOD

      
Application Number JP2023042000
Publication Number 2025/109719
Status In Force
Filing Date 2023-11-22
Publication Date 2025-05-30
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Dohgan, Yoshihiro
  • Oue, Akinori
  • Takahashi, Hideki
  • Nomura, Akane
  • Yuge, Seiro

Abstract

A first recovery apparatus (16) recovers compressed condensed refrigerant generated by compressing and condensing an air-conditioning refrigerant. An adsorption device (418) includes an adsorption module (468). The adsorption module (468) has an adsorbent (350) that adsorbs an air-conditioning-refrigerant gas component (423) from a mixed gas (22) comprising the air-conditioning-refrigerant gas component (423) and a non-condensable gas (26), the mixed gas (22) being contained inside the first recovery apparatus (16) by which the compressed condensed refrigerant is recovered. A desorption device (19) desorbs the air-conditioning-refrigerant gas component (423) adsorbed by the adsorbent (350) and accumulates the desorbed air-conditioning-refrigerant gas component (423).

IPC Classes  ?

  • F25B 45/00 - Arrangements for charging or discharging refrigerant

11.

ANALYSIS SYSTEM AND ESTIMATION SYSTEM

      
Application Number JP2023041871
Publication Number 2025/109697
Status In Force
Filing Date 2023-11-21
Publication Date 2025-05-30
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Tada, Hiroaki
  • Matsueda, Yutaka
  • Kinumaki, Shoko
  • Nishide, Kyohei

Abstract

Provided is an analysis system capable of providing an option that is highly likely to be selected as an option to be assigned to a failure handling record of a device. This analysis system is for analyzing a failure handling record including a free text entered by a person who handled a failure of a device. The analysis system comprises: an extraction unit that extracts, from the free text included in the failure handling record, a specific target term and a word that indicates the content of an action performed when handling the failure; a relevance calculation unit that calculates the relevance between each of a plurality of candidate codes, which are candidates for a determination code to be assigned to the failure handling record, and the target term extracted by the extraction unit; an importance calculation unit that calculates the importance of the action extracted by the extraction unit, and associates the action with one of the plurality of candidate codes; and a listing unit that creates a selection list in which the plurality of candidate codes are arranged so that candidate codes that are more likely to be selected as the determination code are ranked higher, on the basis of the relevance calculated by the relevance calculation unit and the importance calculated by the importance calculation unit.

IPC Classes  ?

12.

INTERNAL RESTRAINT DEVICE

      
Application Number JP2023041543
Publication Number 2025/104932
Status In Force
Filing Date 2023-11-17
Publication Date 2025-05-22
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Fukunaga, Hiroshi
  • Kakeno, Masahiro
  • Sakata, Koji

Abstract

Provided is an internal restraint device capable of performing internal restraint at an appropriate timing. An internal restraint device according to the present disclosure comprises a restraint execution unit that detects the procedure of inspection work carried out by a maintenance person, and performs restraint on the maintenance person when the detected procedure of the inspection work deviates from a regular procedure. The internal restraint device may comprise a work state estimation unit that estimates the state of the inspection work being carried out by the maintenance person. The restraint execution unit may select a restraint implement for use in restraint and the content of the restraint in accordance with the estimation result of the work state estimation unit.

IPC Classes  ?

  • G06Q 10/20 - Administration of product repair or maintenance

13.

TRAFFIC COORDINATION SYSTEM, FACILITY MANAGEMENT DEVICE, TRAFFIC COORDINATION METHOD, AND TRAFFIC COORDINATION PROGRAM

      
Application Number JP2023040424
Publication Number 2025/099910
Status In Force
Filing Date 2023-11-09
Publication Date 2025-05-15
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Aoki, Hiroki
  • Kojima, Takuro
  • Yamazumi, Mitsuhiro

Abstract

Provided are a traffic coordination system, a facility management device, a traffic coordination method, and a traffic coordination program for managing the movement of a moving body operating in a facility so as to further enhance the movement efficiency of the moving body. The facility is divided into a plurality of sections. A traffic coordination system (1) comprises a facility information management unit (15), a traffic management unit (16), and a moving body control unit. Nodes represent points between which a moving body (2) moves. Regions corresponds to the sections and include the nodes as elements. The facility information management unit (15) manages information pertaining to the nodes and the regions. Nodes having an external attribute are included as common elements in the plurality of regions. Nodes having an intermediate attribute are included as elements in a single region. The traffic management unit (16) sets a traffic rule by sequencing and selecting two nodes having the external attribute and the intermediate attribute in the same region, thereby organizing traffic with respect to a plurality of moving bodies (2) in a plurality of adjacent sections.

IPC Classes  ?

  • G05D 1/43 - Control of position or course in two dimensions

14.

ELEVATOR DEVICE

      
Application Number JP2023038273
Publication Number 2025/088681
Status In Force
Filing Date 2023-10-24
Publication Date 2025-05-01
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Yamasaki Satoshi
  • Hashimoto Jun
  • Uenishi Kazuki
  • Yamaguchi Tomoka
  • Kakio Masayuki
  • Ito Norikazu

Abstract

An elevator device (10) according to the present invention is characterized by comprising a car (11) that moves along a hoistway, an overspeed detection unit that detects that the speed of the car (11) has reached a reference speed, a braking unit that applies a braking force to the movement of the car (11), a malfunction detection unit that detects a malfunction of the overspeed detection unit, a speed measurement unit that measures the speed of the car (11) if the overspeed detection unit detects that the speed of the car (11) has reached the reference speed, and a rescue operation unit that performs a rescue operation if the malfunction detection unit detects a malfunction of the overspeed detection unit, wherein if the speed measurement unit detects that the speed of the car (11) has reached an abnormal speed during the rescue operation, the braking unit applies a braking force to the movement of the car (11).

IPC Classes  ?

  • B66B 5/02 - Applications of checking, fault-correcting or safety devices in elevators responsive to abnormal operating conditions

15.

IN-HOISTWAY APPARATUS ARRANGEMENT ASSISTANCE SYSTEM

      
Application Number JP2023036635
Publication Number 2025/074641
Status In Force
Filing Date 2023-10-06
Publication Date 2025-04-10
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Matsuki, Yoshihiro
  • Makabe, Ryu

Abstract

Provided is a system making it easy for a worker to revise three-dimensional model data of an in-hoistway apparatus or the like in accordance with actual circumstances, and making it possible to assist with the work of arranging an apparatus in a hoistway. This in-hoistway apparatus arrangement assistance system comprises: an image acquisition unit for acquiring an image of the inside of a hoistway of an elevator in real space; a data acquisition unit for acquiring coordinate data of the inside of the hoistway and three-dimensional model data of an object to be installed in the hoistway from a data management unit that stores the coordinate data and the three-dimensional model data; a display unit for displaying an augmented reality image generated by superimposing the three-dimensional model data onto the image of the inside of the hoistway in real space; an operation detection unit for detecting a selection operation for individually selecting an object and a movement operation on the selected object in the augmented reality image; an update unit for updating the three-dimensional model data so as to reflect a change in orientation and location of the object due to the movement operation; and a transmission unit for transmitting the updated three-dimensional model data to the data management unit.

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators

16.

ABNORMALITY DETECTION DEVICE FOR ROLLING BEARING, AND METHOD FOR GENERATING LOGISTIC REGRESSION MODEL

      
Application Number JP2023035369
Publication Number 2025/069295
Status In Force
Filing Date 2023-09-28
Publication Date 2025-04-03
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Niikura Shuhei
  • Kimura Yasuki

Abstract

This abnormality detection device for a rolling bearing is provided with a detection device body. The detection device body computes, from vibration data acquired from an acceleration sensor provided to the rolling bearing, an overall value and the peak height of a frequency, in a frequency waveform, which arises from damage to the rolling bearing. The detection device body also computes, on the basis of a logistic regression model and a plurality of reference values including the overall value and the peak height, an abnormality probability that represents the probability of damage occurring inside the rolling bearing.

IPC Classes  ?

17.

ROTATING BODY AND ELEVATOR HOISTING MACHINE

      
Application Number JP2023032983
Publication Number 2025/057261
Status In Force
Filing Date 2023-09-11
Publication Date 2025-03-20
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Kitani Hiroki
  • Shinagawa Tomohiro

Abstract

Provided is a rotating body, wherein an outer rotating member is fixed to an inner rotating member and rotates together with the inner rotating member. The outer rotating member has an annular fitting portion, a disc-shaped second fastening portion, and a plurality of connecting portions. The plurality of connecting portions are provided between the fitting portion and the second fastening portion with space between the connecting portions in the circumferential direction of the fitting portion, and connect the fitting portion and the second fastening portion. Apart from the plurality of connecting portions, there are a plurality of voids provided between the fitting portion and the second fastening portion.

IPC Classes  ?

  • B66B 11/08 - Driving gear with hoisting rope or cable operated by frictional engagement with a winding drum or sheave

18.

ROTATING BODY AND ELEVATOR HOISTING MACHINE

      
Application Number JP2023032984
Publication Number 2025/057262
Status In Force
Filing Date 2023-09-11
Publication Date 2025-03-20
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Kitani Hiroki
  • Shinagawa Tomohiro

Abstract

Provided is a rotating body, wherein an outer rotating member has an annular fitting portion, a disc-shaped second fastening portion, and a plurality of connecting portions. The plurality of connecting portions are provided between the fitting portion and the second fastening portion with space between the connecting portions in the circumferential direction of the fitting portion, and connect the fitting portion and the second fastening portion. Apart from the plurality of connecting portions, there are a plurality of voids provided between the fitting portion and the second fastening portion. The thickness dimension of each connecting portion is smaller than the width dimension of the fitting portion in the radial direction of the fitting portion. The connecting portions are elastically deformable in the radial direction of the fitting portion.

IPC Classes  ?

  • B66B 11/08 - Driving gear with hoisting rope or cable operated by frictional engagement with a winding drum or sheave

19.

ELEVATOR SYSTEM

      
Application Number JP2023031747
Publication Number 2025/046833
Status In Force
Filing Date 2023-08-31
Publication Date 2025-03-06
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Watanabe, Akihiko

Abstract

An elevator system according to the present disclosure comprises: a monitoring device that is installed in a car and monitors the operation state of the elevator; and a communication device that is connected to the monitoring device and wirelessly communicates with the base station. The monitoring device is configured to perform a radio wave check to check the intensity of radio waves received by the communication device when the car stops at a floor, and to detect a floor where the intensity of radio waves satisfies a reference and a floor where the intensity of radio waves does not satisfy the reference. The monitoring device resets the communication device when performing the radio wave check.

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators
  • B66B 5/00 - Applications of checking, fault-correcting or safety devices in elevators

20.

ELEVATOR SYSTEM

      
Application Number JP2023031878
Publication Number 2025/046848
Status In Force
Filing Date 2023-08-31
Publication Date 2025-03-06
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Watanabe, Akihiko

Abstract

Provided is an elevator system capable of reliably notifying a user of a scheduled date and time of maintenance work for an elevator. An elevator system according to the present disclosure automatically registers a call using a mobile terminal on which a specific application is installed. The elevator system comprises: a control device that controls a car; and a server connected to the control device. The mobile terminal receives, from the server, information on a scheduled date and time of maintenance work for an elevator in a building, and notifies a user of the scheduled date and time of maintenance work by means of the application.

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators

21.

INFORMATION PROCESSING DEVICE, SPECIFICATION METHOD, AND SPECIFICATION PROGRAM

      
Application Number JP2023030919
Publication Number 2025/046686
Status In Force
Filing Date 2023-08-28
Publication Date 2025-03-06
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Gushima Kota
  • Kashima Takahiro
  • Osawa So
  • Katoh Yasuyuki
  • Kamiyanagi Ryo
  • Takahashi Hideki
  • Dohgan Yoshihiro
  • Ema Isamu
  • Kogure Kenichi

Abstract

An information processing device (100) comprises: an acquisition unit (120) that acquires an image (10) including numbers; a region detection unit (130) that uses the image (10) to detect a region (11) in which numbers are displayed; a determination/detection unit (150) that detects, from the detected region (11), a right segment that is a segment on a right side among a plurality of segments constituting the numbers; and a specification unit (170) that specifies, as a character region, a region in which the right segment is included.

IPC Classes  ?

22.

ELEVATOR OPERATION PANEL AND ELEVATOR SYSTEM

      
Application Number JP2023031285
Publication Number 2025/046748
Status In Force
Filing Date 2023-08-29
Publication Date 2025-03-06
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Kamada, Yumiko
  • Inoue, Takuya
  • Yuasa, Eiji

Abstract

An elevator operation panel (1) according to the present disclosure comprises: a distance detection unit (20) that detects the distance to a finger of a user from a distance detection region including at least a portion of non-contact type operation buttons (2); and a fingertip determination unit (30) that determines, in accordance with the detection result of the distance detection unit (20), whether an object approaching the operation buttons (2) is a fingertip. If the gradient of change in the distance detected by the distance detection unit (20) according to the positional change within the distance detection region is more gradual than a reference, the fingertip determination unit (30) determines that the object approaching the operation buttons (2) is not a fingertip. The elevator operation panel (1) is configured so as to not execute registration of the destination floor by use of the operation buttons (2) if the fingertip determination unit (30) has determined that the object approaching the operation buttons (2) is not a fingertip.

IPC Classes  ?

  • B66B 1/14 - Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements
  • B66B 1/46 - Adaptations of switches or switchgear

23.

ELEVATOR SYSTEM

      
Application Number JP2023031872
Publication Number 2025/046847
Status In Force
Filing Date 2023-08-31
Publication Date 2025-03-06
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Watanabe, Akihiko

Abstract

An elevator system according to the present disclosure utilizes a mobile terminal having a specific application installed therein to automatically register calls, the elevator system being provided with a control device for controlling a car, a beacon provided to a landing where the car stops, and a server connected to the control device. If the mobile terminal senses radio waves from the beacon, the mobile terminal notifies a user with a specific first cue; when the user performs, on the mobile terminal, a specific first response to the first cue from the mobile terminal within a certain length of time, then the mobile terminal does not transmit, to the server, a signal for automatically registering a call; and if the user does not perform, on the mobile terminal, the first response to the first cue from the mobile terminal within the certain length of time, then the mobile terminal does transmit, to the server, the signal for automatically registering a call.

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators
  • B66B 1/14 - Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements

24.

ELEVATOR OPERATION PANEL AND ELEVATOR SYSTEM

      
Application Number JP2023031882
Publication Number 2025/046849
Status In Force
Filing Date 2023-08-31
Publication Date 2025-03-06
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Kamada, Yumiko
  • Inoue, Takuya
  • Yuasa, Eiji

Abstract

An elevator operation panel (1) according to the present disclosure comprises: an operation button (2) that incorporates a contactless-type touch-less sensor (2a) and a contact-type sensor (2b); an erroneous registration frequency estimation unit (20) that estimates the frequency of erroneous registration of a destination floor with the operation button (2); and a sensitivity adjustment unit (30) that adjusts the sensitivity of the touch-less sensor (2a). The erroneous registration frequency estimation unit (20) estimates that the frequency of erroneous registration of a destination floor with the operation button (2) increases as the frequency of registration of a destination floor through contact with the operation button (2) increases. The sensitivity adjustment unit (30) adjusts the sensitivity of the touch-less sensor (2a) in accordance with the estimation result of the erroneous registration frequency estimation unit (20).

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators
  • B66B 1/14 - Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements
  • B66B 1/46 - Adaptations of switches or switchgear

25.

INPUT DEVICE

      
Application Number JP2023031884
Publication Number 2025/046851
Status In Force
Filing Date 2023-08-31
Publication Date 2025-03-06
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Inoue, Takuya
  • Kamada, Yumiko
  • Yuasa, Eiji

Abstract

Provided is an input device having non-contact type operation buttons, the input device being capable of suppressing deviations in the detection distance of each operation button. To this end, the input device is provided with a plurality of operation buttons having a sensor electrode in which the capacitance changes in accordance with the distance to an object, a capacitance detection unit for detecting the capacitance of the sensor electrode, an operation detection unit for detecting an operation on the operation button when the amount of change in the capacitance of the sensor electrode is equal to or greater than a determination reference value, an initial capacitance coupling amount detection unit for detecting an initial capacitance coupling amount between a dielectric and a conductor around the operation button in a state in which the operation button is not operated, and a reference value setting unit for setting a determination reference value for the operation button in accordance with the initial capacitance coupling amount. The reference value setting unit sets respective determination reference values for a first operation button and a second operation button, which have an initial capacity coupling amount different from each other among the plurality of operation buttons, so that a detection distance, at which operation of the operation button is detected, is equal between the first and second operation buttons.

IPC Classes  ?

  • G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
  • G06F 3/02 - Input arrangements using manually operated switches, e.g. using keyboards or dials

26.

FACILITY MANAGEMENT SYSTEM, FACILITY MANAGEMENT DEVICE, FACILITY MANAGEMENT METHOD, AND FACILITY MANAGEMENT PROGRAM

      
Application Number JP2023030003
Publication Number 2025/041226
Status In Force
Filing Date 2023-08-21
Publication Date 2025-02-27
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Enomoto, Takahisa
  • Aoki, Hiroki
  • Sugiyama, Tomoaki
  • Asahina, Tsutomu

Abstract

Provided is technology useful to a manager when managing the state of damage around an accident involving an autonomous mobile body. A facility management system includes: a mobile body control device for controlling an autonomous mobile body; a plurality of facilities arranged in an area; and a facility management device for estimating the state of damage of an accident involving the autonomous mobile body in the area. The mobile body control device transmits an accident occurrence position to the facility management device when an accident involving the autonomous mobile body occurs. The facility management device acquires the accident occurrence position from the mobile body control device, specifies a nearby facility located near the accident occurrence position among the plurality of facilities, and transmits a test command to the nearby facility. The nearby facility receives the test command from the facility management device and transmits a test result obtained by executing the test in accordance with the test command to the facility management device. The facility management device acquires the test result from the nearby facility and estimates the state of damage around the accident occurrence position on the basis of the test result.

IPC Classes  ?

27.

CONTROL PANEL CASING CLOSING PLATE, ELEVATOR MACHINE CHAMBER WORK TABLE, AND CONTROL PANEL UPDATE METHOD

      
Application Number JP2023029522
Publication Number 2025/037386
Status In Force
Filing Date 2023-08-15
Publication Date 2025-02-20
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Hama, Ryota

Abstract

A control panel casing closing plate according to the present disclosure comprises a top plate part that covers an opening part that appears above a lower casing part of a control panel casing of an elevator when an upper casing part is separated, the control panel casing being disposed in a machine chamber and being separable into two parts, i.e., the upper casing part and the lower casing part. An elevator machine chamber work table according to the present disclosure comprises the control panel casing closing plate and the lower casing part. A control panel update method according to the present disclosure comprises: an upper casing part separation step for separating and removing an upper casing part of an old control panel casing of an elevator disposed in a machine chamber and which separates into two parts, i.e., the upper casing part and a lower casing part; a control panel casing closing plate setting step for setting a control panel casing closing plate having a top plate part that covers an opening part that appears above the lower casing part after the upper casing part is removed; and a new control panel setting step for setting a new control panel.

IPC Classes  ?

  • B66B 1/34 - Control systems of elevators in general Details

28.

AUTHENTICATION SYSTEM AND PROGRAM

      
Application Number JP2023029533
Publication Number 2025/037391
Status In Force
Filing Date 2023-08-15
Publication Date 2025-02-20
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Tanaka, Mugihei

Abstract

Provided are an authentication system and a program that can cancel security with a simple method. This authentication system comprises: a first display unit that displays a first map in which an authentication location is included, an authentication icon indicating the authentication location is shown, and the scale is larger than a prescribed boundary threshold value; a second display unit that, when the first map has been enlarged or when the authentication icon shown on the first map has been selected, displays a second map in which the scale is less than or equal to the boundary threshold value and the authentication icon is not shown; and a cancellation unit that cancels security when a location in the second map for which a designation has been received is within an authentication distance from the authentication location.

IPC Classes  ?

29.

HOLDER AND COMMUNICATION UNIT

      
Application Number JP2023029537
Publication Number 2025/037394
Status In Force
Filing Date 2023-08-15
Publication Date 2025-02-20
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Tanaka, Mugihei

Abstract

Provided are a holder and a communication unit with which it is possible to improve a radio wave communication state inside a hoistway. This holder is for holding, inside a hoistway of an elevator, a relay device that transmits and receives radio waves, the holder comprising a first holding body that is detachably attached to a rail of the elevator, and a second holding body that extends from the first holding body and has the relay device attached thereto. This communication unit comprises the holder, a relay device, a communication device capable of communicating with an external network, and a communication cable that electrically connects the relay device and the communication device so as to enable signal communication. The relay device relays communication between the communication device and the interior of the hoistway by using radio waves, and the communication device supplies power to the relay device via the communication cable.

IPC Classes  ?

  • B66B 7/00 - Other common features of elevators

30.

MANAGEMENT SYSTEM

      
Application Number JP2023029534
Publication Number 2025/037392
Status In Force
Filing Date 2023-08-15
Publication Date 2025-02-20
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Tanaka, Mugihei

Abstract

Provided is a management system which enables detailed understanding of the situation of a construction site. The management system comprises: a server; and an imaging unit that is disposed at a construction site for installation of an elevator and that is capable of communicating with the server. The imaging unit has: a communication instrument that is capable of communicating with the server via a network; and a camera that is disposed in one of an elevator machine room, the interior of an elevator car, an intermediate area of a hoistway, and a hoistway pit, and that transmits, to the server via the communication instrument, a video having captured therein images of the construction site. The server has a screen display part for displaying, on a screen of a browsing terminal, the video received from the camera.

IPC Classes  ?

  • B66B 5/00 - Applications of checking, fault-correcting or safety devices in elevators
  • B66B 7/00 - Other common features of elevators

31.

MANAGEMENT SYSTEM

      
Application Number JP2023029542
Publication Number 2025/037396
Status In Force
Filing Date 2023-08-15
Publication Date 2025-02-20
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Tanaka, Mugihei

Abstract

Provided is a management system capable of accurately managing the date and time at which imaging was performed by a camera. This management system comprises: a server; and an imaging unit that is disposed in a construction site of construction work and can communicate with the server. The imaging unit has a communication instrument that can communicate with the server via a network, and a camera that is disposed in the construction site and can transmit, to the server via the communication instrument, information relating to a captured image or video. The server has: a storage unit that stores the information relating to the image or video; a date and time management unit that, when having received, from the camera via the communication instrument, a start notification that the camera has been started, transmits, to the camera, date and time information managed by the server; a position management unit that, when having received, from the camera via the communication instrument, position information of the camera, manages the position information of the camera as position information of the imaging unit; and a video management unit that associates and stores into the storage unit the information relating to the image or video captured by the camera in association with the date and time information, and the position information of the imaging unit.

IPC Classes  ?

  • H04N 7/18 - Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

32.

ELEVATOR SYSTEM AND PROGRAM

      
Application Number JP2023028746
Publication Number 2025/032686
Status In Force
Filing Date 2023-08-07
Publication Date 2025-02-13
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Miyagi, Junya
  • Inoue, Jun
  • Kawano, Seika
  • Masaka, Saki

Abstract

The present invention provides an elevator system and a program capable of calculating an appropriate call threshold value. This elevator system comprises: an operation control unit that registers, in an elevator car, a call based on a call request transmitted from a portable terminal when the reception intensity of the landing radio waves received by the portable terminal from a landing beacon provided at a landing exceeds a call threshold value; an index value calculation unit that calculates an index value from a time transition of reception intensity when the portable terminal receives correction radio waves which are either landing radio waves or the elevator car radio waves from the elevator car beacon provided in the elevator car; and a candidate determination unit that determines a candidate threshold value that is a candidate of the call threshold value after the update by using the standard index value and the index value.

IPC Classes  ?

  • B66B 1/14 - Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements

33.

ELEVATOR SYSTEM

      
Application Number JP2023028789
Publication Number 2025/032701
Status In Force
Filing Date 2023-08-07
Publication Date 2025-02-13
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Miyagi, Junya
  • Inoue, Jun
  • Kawano, Seika
  • Masaka, Saki

Abstract

Provided is an elevator system that prevents a decrease in the utilization efficiency of an elevator, and that makes it possible to call a car without operating a portable terminal. The elevator system comprises: a landing beacon that transmits a landing radio wave; a control device that controls the operation of an elevator car such that the car arrives at a departure floor at a designated time; a mobile terminal that is carried by a user and transmits a call request including a departure floor and a destination floor; and a server device that transmits, to the control device, a call based on the call request. The mobile terminal determines that the user has arrived at a standby position at the landing. The server device includes: a first prediction unit that estimates a first prediction time that is a time at which the user arrives at the standby position; a call control unit that transmits, to the control device, a call including the first prediction time as a designated time; a past performance calculation unit that calculates a wait time; and a first update unit that updates a first prediction model on the basis of the wait time calculated by the past performance calculation unit.

IPC Classes  ?

  • B66B 1/14 - Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements

34.

ELEVATOR SYSTEM

      
Application Number JP2023028751
Publication Number 2025/032688
Status In Force
Filing Date 2023-08-07
Publication Date 2025-02-13
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Miyagi, Junya
  • Inoue, Jun
  • Kawano, Seika
  • Masaka, Saki

Abstract

The present invention provides an elevator system that allows a wheelchair user to get off a car while checking video of the interior of the cabin of a car. The elevator system comprises: a car; a cabin provided in the car and surrounded by a plurality of sidewalls; a car door provided on a door-side wall from among the plurality of sidewalls; a camera provided so as to be capable of capturing video of the interior of the cabin of the car; a display capable of displaying a video on either a first sidewall adjacent to the door-side wall from among the plurality of sidewalls or a second sidewall adjacent to the door-side wall and opposite the first sidewall from among the plurality of sidewalls; and a control device that causes the display to display the video captured by the camera when the car stops on a floor where a wheelchair user gets off.

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators
  • B66B 11/02 - Cages

35.

ELEVATOR SYSTEM

      
Application Number JP2023027584
Publication Number 2025/022650
Status In Force
Filing Date 2023-07-27
Publication Date 2025-01-30
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Washio, Kazunori
  • Ishiguro, Hidetaka

Abstract

The purpose of the present invention is to detect the absolute position of a car with high accuracy by correcting an error of an absolute positioning system with a configuration improved in installation property and setting property. This elevator system comprises an absolute positioning system (APS) that detects absolute position information corresponding to the absolute position in a movement path direction of a car, the elevator system further comprising: an object to be detected which is fixedly installed in a hoistway; and an object-to-be-detected detection device attached to the car. In a storage device, a learning value learned in advance as the absolute position corresponding to a reference position of the object to be detected in the movement path direction is stored in advance. A control device: acquires absolute position information and movement speed information of the car at the time when the object-to-be-detected detection device detects the end of the object to be detected while the car is traveling; calculates the absolute position calculation value of the reference position on the basis of the acquired information; and corrects the absolute position information detected by the APS on the basis of a comparison between the learning value stored in the storage device and the calculated absolute position calculation value.

IPC Classes  ?

36.

ELEVATOR LANDING OPERATION DEVICE

      
Application Number JP2023027134
Publication Number 2025/022553
Status In Force
Filing Date 2023-07-25
Publication Date 2025-01-30
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Shimizu Takayuki

Abstract

A landing operation device (20) includes: a landing wall that has a through opening which opens into an elevator landing and a hoistway; a landing box that is provided in the through opening and protects a stored electric component from external foreign matter; a mounting plate (50) that is fixed to the landing wall, covering the landing-side opening of the through opening; and an indicator on an upper side, an upper operation panel in the middle, and a lower operation panel on a lower side that are fixed to the mounting plate from the landing side. The mounting plate is provided with a lead-out opening that extends in a long manner in the vertical direction from a location corresponding to the landing box, said location being higher than the uppermost end of the upper operation panel, to a location corresponding to the lower operation panel, and at least operation wiring of the lower operation panel is led out to the landing box through the lead-out opening.

IPC Classes  ?

  • B66B 1/46 - Adaptations of switches or switchgear

37.

DESIGN-DESIGNING SYSTEM FOR ELEVATOR MECHANISM COMPONENT, DESIGN-DESIGNING METHOD FOR ELEVATOR MECHANISM COMPONENT, AND PROGRAM

      
Application Number JP2024025590
Publication Number 2025/018358
Status In Force
Filing Date 2024-07-17
Publication Date 2025-01-23
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Kanamaru Masahiro
  • Inoue Naoki
  • Tazaki Asahi
  • Inoue Takuya
  • Yui Yosuke

Abstract

A design-designing system (10) for an elevator car room is provided with a processing means (30) which, on the basis of an input of design specification information relating to the design of the car room of an elevator, the design specification information being input by a user or the like of a user terminal (50), selects member information indicating the designs of a plurality of members constituting the car room of the elevator from a storage means that stores the member information, changes information relating to dimensions from among the selected member information on the basis of the design specification information, and designs the car room of the elevator on the basis of the member information obtained by changing the information relating to dimensions.

IPC Classes  ?

  • B66B 11/02 - Cages
  • G06F 30/12 - Geometric CAD characterised by design entry means specially adapted for CAD, e.g. graphical user interfaces [GUI] specially adapted for CAD
  • G06F 30/13 - Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
  • G06F 111/04 - Constraint-based CAD
  • G06F 111/20 - Configuration CAD, e.g. designing by assembling or positioning modules selected from libraries of predesigned modules
  • G06F 119/20 - Design reuse, reusability analysis or reusability optimisation

38.

ELEVATOR SYSTEM

      
Application Number JP2023025779
Publication Number 2025/013257
Status In Force
Filing Date 2023-07-12
Publication Date 2025-01-16
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Tada, Hiroaki
  • Hikichi, Masaki
  • Homma, Naoko
  • Kawasaki, Jin
  • Fushimi, Wataru
  • Hamada, Kyohei

Abstract

Provided is an elevator system capable of determining a suitable standby floor in accordance with the installation environment. The elevator system includes: an environment sensor that is installed in a car moving among a plurality of floors and that measures an environment physical quantity in an environment in which the sensor is installed; an integration unit that creates, for each of two or more floors among the plurality of floors, a plurality of individual environment information items that are information items for each floor and items in which the environment physical quantity measured on the floor and a time at which the measurement is performed are associated with each other; and a determination unit that determines, as a standby floor on which the car waits in a standby state, a floor, among the plurality of floors, for which the environmental physical quantity satisfies a prescribed determination condition, such floor determination performed on the basis of the plurality individual environment information items.

IPC Classes  ?

  • B66B 1/14 - Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements

39.

GATE DRIVE CIRCUIT AND POWER CONVERSION DEVICE

      
Application Number JP2023025583
Publication Number 2025/013202
Status In Force
Filing Date 2023-07-11
Publication Date 2025-01-16
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Takizuka, Takahiro

Abstract

Provided are a gate drive circuit and a power conversion device in which both the reduction of switching loss of a switching element and the reduction of switching surge can be achieved. In a gate drive circuit (4) of a power conversion device (1), an adjustment unit (6) is connected to the gate of a switching element (3). The adjustment unit (6) adjusts the resistance value of the gate resistance in accordance with a resistance pattern indicating a temporal change in the resistance value. A switching measurement unit (5) measures switching time and switching surge voltage when switching between the ON state and the OFF state of the switching element (3). On the basis of the switching time and the switching surge voltage measured by the switching measurement unit (5), a processing unit (7) determines the resistance pattern of the adjustment unit (6) so that the voltage of the main circuit terminal of the switching element (3) becomes equal to or less than a preset reference value.

IPC Classes  ?

  • H02M 1/08 - Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters

40.

ELEVATOR HOISTING MACHINE AND ELEVATOR DEVICE

      
Application Number JP2023024713
Publication Number 2025/009046
Status In Force
Filing Date 2023-07-04
Publication Date 2025-01-09
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Ida Koichi
  • Kitani Hiroki
  • Tani Yoshinori
  • Nishida Seiji

Abstract

Provided is an elevator hoisting machine, in which a housing has formed therein: a main shaft; a cylindrical connection part connected to the main shaft; a flat plate-like bottom plate connected to the connection part; and a cylindrical stator attachment part connected to the bottom plate. A rotating body is attached to the main shaft so as to be rotatable around the axial center of the main shaft. The diameter of the connection part gradually increases from the main shaft toward the bottom plate. The bottom plate is provided with an opening. The connection part is connected to the edge part of the opening.

IPC Classes  ?

  • B66B 11/08 - Driving gear with hoisting rope or cable operated by frictional engagement with a winding drum or sheave

41.

ELEVATOR APPARATUS

      
Application Number JP2023024975
Publication Number 2025/009113
Status In Force
Filing Date 2023-07-05
Publication Date 2025-01-09
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Kokawa, Nobuyuki

Abstract

An elevator apparatus according to the present disclosure comprises a speed governor, wherein the speed governor is provided with a pulley, a flyweight which moves according to the rotational speed of the pulley, a ratchet which is for actuating an emergency stop device, a claw which moves together with the flyweight and which is capable of engaging with the ratchet, and a biasing member which is for biasing the claw so as to prevent the claw from disengaging from the ratchet when the claw engages with the ratchet. Preferably, the biasing member does not bias the claw until the claw engages with the ratchet and the emergency stop device is actuated, and the biasing member biases the claw when the claw engages with the ratchet and the emergency stop device is actuated, to prevent the claw from disengaging from the ratchet.

IPC Classes  ?

  • B66B 5/04 - Applications of checking, fault-correcting or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed

42.

COMMUNICATION DEVICE

      
Application Number JP2023023539
Publication Number 2025/004131
Status In Force
Filing Date 2023-06-26
Publication Date 2025-01-02
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Takewa Tomoaki
  • Sanda Takayoshi
  • Wakabayashi Masao
  • Kato Chikara

Abstract

An authentication device (100) comprises: a first wireless communication control unit (130) capable of performing first wireless communication simultaneously with N1 (N1 is a positive integer) terminals (200); and a second wireless communication control unit (140) capable of performing second wireless communication simultaneously with, among the terminals (200) that are performing the first wireless communication, N2 (N2 is a positive integer) terminals (200). N2 is smaller than N1.

IPC Classes  ?

  • H04W 76/25 - Maintenance of established connections
  • H04W 4/00 - Services specially adapted for wireless communication networksFacilities therefor
  • H04W 72/0457 - Variable allocation of band or rate
  • H04W 76/36 - Selective release of ongoing connections for reassigning the resources associated with the released connections
  • H04W 88/10 - Access point devices adapted for operation in multiple networks, e.g. multi-mode access points

43.

TEST ASSISTANCE SYSTEM AND CONTROL METHOD THEREFOR

      
Application Number JP2023024036
Publication Number 2025/004232
Status In Force
Filing Date 2023-06-28
Publication Date 2025-01-02
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Yamamoto, Tatsuya
  • Kanno, Kyohei
  • Takahashi, Hiroto
  • Ohta, Yoshihiro
  • Okazato, Atsushi

Abstract

The processor (411) executes update processing for updating the content of a plurality of tests. The monitoring system executes internal processing on the basis of a supplied input value and outputs an output value as a result. A confirmation test includes a first confirmation test and a second confirmation test performed after the first confirmation test. In the update processing, the processor (411) adds a test to the second confirmation test on the basis of the difference between the content of the first confirmation test and the content of the second confirmation test.

IPC Classes  ?

  • G05B 19/05 - Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
  • G05B 23/02 - Electric testing or monitoring

44.

ABNORMALITY INVESTIGATION ASSISTANCE SYSTEM AND ABNORMALITY INVESTIGATION ASSISTANCE METHOD

      
Application Number JP2023024240
Publication Number 2025/004280
Status In Force
Filing Date 2023-06-29
Publication Date 2025-01-02
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Endo, Yoshihito
  • Tsutsumi, Hirotaka

Abstract

An under-car sensor (22) detects vibration of a floor surface of a car (10) of an elevator. A traction machine sensor (21) detects vibration of a traction machine (250) of the elevator. A server (100) infers the location of occurrence of an abnormality in the elevator on the basis of a raising/lowering condition of the car (10), the detection result from the under-car sensor (22), and the detection result from the traction machine sensor (21).

IPC Classes  ?

  • B66B 5/00 - Applications of checking, fault-correcting or safety devices in elevators
  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators

45.

CONTROL DEVICE

      
Application Number JP2023022783
Publication Number 2024/261871
Status In Force
Filing Date 2023-06-20
Publication Date 2024-12-26
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Otsuka, Yasushi
  • Kado, Yoshiki
  • Hamada, Akimitsu

Abstract

A control device (20) comprises a door state detection unit (24), a voltage command unit (27), a voltage estimation unit (33), a resistance estimation unit (30), and a temperature estimation unit (31). The voltage estimation unit (33) estimates a bus voltage value Vdc^ when the door state detection unit (24) detects that a door (13) is in an operating state. The resistance estimation unit (30) estimates the electric resistance value R^ when the door state detection unit (24) detects that the door (13) is in a fully open or a fully closed state. The temperature estimation unit (31) estimates the temperature of a coil T included in a motor (21) by correcting the electric resistance value R^ using the bus voltage value Vdc^.

IPC Classes  ?

  • B66B 13/08 - Door or gate operation of sliding doors guided for horizontal movement

46.

ELEVATOR CONTROL DEVICE

      
Application Number JP2023022761
Publication Number 2024/261861
Status In Force
Filing Date 2023-06-20
Publication Date 2024-12-26
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Ishiguro, Hidetaka

Abstract

Provided is an elevator control device with which the work efficiency of replacement of a linear scale can be further enhanced. In a control device (C), before a linear scale (4) provided in a hoistway is replaced, a learning unit (11) pre-stores, as first position information, position information read by a position detector (5) from the linear scale (4) when a terminal detection unit (81) detects a car (1) at the end of the hoistway. After the linear scale (4) has been replaced, the learning unit (11) acquires, as second position information, position information read by the position detector (5) from the linear scale (4) when the terminal detection unit (81) detects the car (1). The learning unit (11) learns an offset of the linear scale (4) on the basis of a difference between the first position information and the second position information.

IPC Classes  ?

47.

ESTIMATION DEVICE, LEARNING DEVICE, ESTIMATION METHOD, AND ESTIMATION PROGRAM

      
Application Number JP2023022805
Publication Number 2024/261879
Status In Force
Filing Date 2023-06-20
Publication Date 2024-12-26
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Nishikawa, Keishi
  • Taniguchi, Takaya
  • Hamada, Kyohei
  • Suganuma, Yuko
  • Takii, Kenji

Abstract

A time division unit (11), using at least one from among a determination result of a displacement determination for determining the displacement of a worker's hand during a work engagement time, which is the time during which the worker is engaged in work that includes a plurality of elemental tasks, the respective attributes of which are not uniform, a determination result of a tool grip status determination for determining the grip status of a tool in the worker's hand during the work engagement time, and a determination result of an appearance status determination for determining the appearance status of the worker's hand in a video captured during the work engagement time, divides the work engagement time into a work-performing time period, which is a time period during which the worker is performing one of the plurality of elemental tasks, and a non-work time period, which is a time period during which the worker is not performing any of the plurality of elemental tasks. An estimation unit (12) estimates an elemental task that the worker is performing during the work-performing time period on the basis of a partial video, which is the portion of the video that was captured during the work-performing time period.

IPC Classes  ?

48.

INSPECTION ASSISTANCE DEVICE, INSPECTION ASSISTANCE SYSTEM, INSPECTION ASSISTANCE METHOD, AND PROGRAM

      
Application Number JP2023021869
Publication Number 2024/257206
Status In Force
Filing Date 2023-06-13
Publication Date 2024-12-19
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Fukui Kotaro
  • Nishikawa Keishi

Abstract

This inspection assistance device (10) outputs information pertaining to a gripping and shaking method by which an object (50) is gripped and shaken, the information being outputted using determination reference data that has been stored upon being acquired by gripping and shaking an object (50) using a hand on which a pressure sensor (21) and an acceleration sensor (22) are worn. This inspection assistance device (10) comprises: a similarity evaluation unit (12) that, in an actual inspection, calculates a first pressure similarity (S1p) between pressure data and first reference pressure data (R1p), a first acceleration similarity (S1a) between acceleration data and first reference acceleration data (R1a), a second pressure similarity (S2p) between pressure data and second reference pressure data (R2p), and a second acceleration similarity (S2a) between acceleration data and second reference acceleration data (R2a); a gripping and shaking determination unit (13) that performs a determination with regards to the gripping and shaking method on the basis of the similarities; and a presentation information generation unit (14).

IPC Classes  ?

  • G01L 5/22 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force applied to control members, e.g. control members of vehicles, triggers

49.

CAR POSITION DETECTION DEVICE AND ELEVATOR DEVICE

      
Application Number JP2023021887
Publication Number 2024/257212
Status In Force
Filing Date 2023-06-13
Publication Date 2024-12-19
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor Matsuoka, Masashi

Abstract

This car position detection device comprises a medium (9), a first detection unit (10), a storage unit, a second detection unit (11), and a correction unit. The medium (9) extends along the moving direction of a car (1) that moves up and down in a hoistway (100). The first detection unit (10) is fixed to the car (1) and detects the position information of the car (1) by reading the medium (9). The storage unit stores, as initial position information, information in which the position in the hoistway (100) and the position information of the car (1) detected by the first detection unit (10) are associated with each other. The second detection unit (11) is fixed in the hoistway (100), and detects information detected by reading the medium (9) at the fixed position as reference position information. In response to a change in the reference position information detected by the second detection unit (11), the correction unit corrects the initial position information on the basis of the initial position information, the reference position information before the change, and the reference position information after the change.

IPC Classes  ?

50.

ELEVATOR CONTROL DEVICE

      
Application Number JP2023021920
Publication Number 2024/257222
Status In Force
Filing Date 2023-06-13
Publication Date 2024-12-19
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Ishiguro, Hidetaka

Abstract

Provided is an elevator control device capable of adjusting the stop position for each floor even when the stop position for each floor is set with reference to a reading position of a linear scale provided in a hoistway. In a control device (C), an adjustment unit (9) calculates an adjusted distance (D* (72)) by dividing, by a total adjustment coefficient (F), the difference obtained by subtracting a first offset value (X1) corresponding to the reading value of a linear scale 4 at the floor surface position of the lowest floor from uppermost end position information (Y0) corresponding to the uppermost part of the hoistway. The adjustment unit (9) calculates an adjusted distance (D* (71)) by dividing, by the total adjustment coefficient (F), the difference obtained by subtracting a first stop floor position (Y1 (71)) corresponding to the reading value of the linear scale (4) at the floor surface position of a stop floor (71) from the uppermost end position information (Y0). The adjustment unit (9) calculates a second stop floor position (Y2 (71)) as the adjusted stop position, by subtracting the distance (D* (71)) from the uppermost end position information (Y0).

IPC Classes  ?

  • B66B 1/40 - Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings
  • B66B 3/02 - Position or depth indicators

51.

CHAIN ELONGATION DETECTION DEVICE AND ESCALATOR

      
Application Number JP2023021246
Publication Number 2024/252594
Status In Force
Filing Date 2023-06-07
Publication Date 2024-12-12
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Hashioka, Yutaka
  • Kuse, Kouki
  • Okuda, Ryu

Abstract

A chain elongation detection device according to the present disclosure is provided with: a first sprocket (1a) and a second sprocket (1b) that rotate by meshing with a chain (4); a first pulley (2a) that rotates integrally with the first sprocket (1a) on the same rotary shaft; and a second pulley (2b) that rotates independently on the same rotary shaft as the second sprocket (2b). The first sprocket (1a) and the second sprocket (1b) are installed such that a straight line connecting the shaft centers is parallel to the traveling direction of the chain (4), and the inter-shaft distance is set to an integer multiple of the chain pitch of the chain (4). The first pulley (2a) and the second pulley (2b) are connected by a timing belt (3) so as to maintain the same rotation angle. The amount of elongation generated in the chain (4) is mechanically detected using the difference in the amount of relative movement between the structure integrated with the second sprocket (1b) and the second pulley (2b).

IPC Classes  ?

  • B66B 29/00 - Safety devices of escalators or moving walkways
  • B66B 31/00 - Accessories for escalators, or moving walkways, e.g. for sterilising or cleaning

52.

SECURING JIG FOR LADDER AND SECURING UNIT FOR LADDER

      
Application Number JP2023020319
Publication Number 2024/247176
Status In Force
Filing Date 2023-05-31
Publication Date 2024-12-05
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Sawano, Kenta
  • Tanaka, Mugihei

Abstract

The present invention provides a securing jig for a ladder and a securing unit for a ladder capable of securing a ladder hung on an opening part adjacent to a threshold for guiding a laterally opening door. This ladder securing jig secures a ladder from a scaffold below a floor to a functional edge from which the ladder is hung in a building provided with a threshold having a groove for guiding the lower edge of a laterally opening door in the functional edge at the side of an opening part in part of the floor adjacent to the opening part. The jig includes: a clamp part which is disposed on a side of the ladder so that a part of the clamp part faces, from among surfaces forming the groove, a groove-side surface that faces away from the opening part, and another part of the clamp part faces an edge-side surface which faces the opening and which faces away from the groove-side surface in the functional edge; and a securing part which extends from the clamp part and secures the ladder from the scaffold to the functional edge from which the ladder is hung. The clamp part is secured to the functional edge by sandwiching a part of the functional edge between the groove-side surface and the edge-side surface.

IPC Classes  ?

  • E06C 7/48 - Ladder headsSupports for heads of ladders for resting against objects
  • F16B 2/12 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using sliding jaws

53.

BRAKING DEVICE FOR PASSENGER CONVEYOR

      
Application Number JP2023020686
Publication Number 2024/247262
Status In Force
Filing Date 2023-06-02
Publication Date 2024-12-05
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Nishi Masahiro

Abstract

In this braking device for a passenger conveyor, a first pressing device includes a first elastic body that generates a first pressing force. A second pressing device includes a second elastic body that generates a second pressing force and a transmission mechanism that mechanically transmits the second pressing force to a rotating body. The first pressing device moves a movable body toward the rotating body by the first pressing force applied to the movable body when a current supply to an electromagnet is stopped. The second pressing device applies the second pressing force to the rotating body via the transmission mechanism after the movable body is pressed against the rotating body by the first pressing force.

IPC Classes  ?

  • B66B 23/02 - Driving gear
  • B66B 11/08 - Driving gear with hoisting rope or cable operated by frictional engagement with a winding drum or sheave

54.

CONTROL DEVICE

      
Application Number JP2023019554
Publication Number 2024/241587
Status In Force
Filing Date 2023-05-25
Publication Date 2024-11-28
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Yokoyama, Eiji
  • Orii, Masahiko
  • Enokijima, Hiroyuki
  • Okamoto, Takeshi

Abstract

A control device (200) includes an electric-power conversion portion (5), an electric-current detection portion (6), a first error-detection processing portion (10), a three-phase electric-current calculation portion (9), and an electric-current control portion (2). The electric-power conversion portion (5) supplies electric power to a three-phase motor (1). The electric-current detection portion (6) detects a value of the electric current flowing through each phase of the three-phase motor (1). The first error-detection processing portion (10) detects an inter-phase gain error of the electric-current detection portion (6) on the basis of the calculated value of a zero-phase current. The three-phase electric-current calculation portion (9) corrects the value of the electric current of each phase detected by the electric-current detection portion (6). The electric-current control portion (2) calculates a voltage command value for the electric-power conversion portion (5).

IPC Classes  ?

  • H02P 21/22 - Current control, e.g. using a current control loop

55.

MAINTENANCE SYSTEM

      
Application Number JP2023018660
Publication Number 2024/236817
Status In Force
Filing Date 2023-05-18
Publication Date 2024-11-21
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Tada, Hiroaki
  • Aoki, Atsuko
  • Kimoto, Isao

Abstract

To provide a maintenance system that allows for easy understanding of the relevance of provided information. This maintenance system includes: an interface unit that produces an interface of a messaging service in which a plurality of accounts can post messages in a browsable format; an access unit that is provided in a maintenance terminal carried by a maintenance person for an elevator, and reflects an input content received from the maintenance person on the interface; a first response unit that can post a message indicating an instruction of maintenance work for the maintenance person on the interface on the basis of the content reflected on the interface and work instruction information; and a second response unit that can post a message indicating second information necessary for performing the maintenance work included in the work instruction information on the interface when an inquiry is received. After the second information is inquired, the first response unit posts a message indicating the maintenance work on the interface using at least some information of the second information posted on the interface.

IPC Classes  ?

  • B66B 5/00 - Applications of checking, fault-correcting or safety devices in elevators

56.

INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND INFORMATION PROCESSING PROGRAM

      
Application Number JP2023017225
Publication Number 2024/231971
Status In Force
Filing Date 2023-05-08
Publication Date 2024-11-14
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Nishide, Kyohei
  • Koizumi, Kenichi
  • Kinumaki, Shoko
  • Furuya, Shiro
  • Hirabayashi, Kazufumi
  • Shiga, Satoshi

Abstract

A rule generation unit (111) replaces an existing confirmation target element, which is at least one of a confirmation target element of a device (200) and a confirmation target element in a peripheral environment of the device (200), the confirmation target elements being described in an existing confirmation rule, which is a confirmation rule already existing and used when confirming the state of the device (200) in order to estimate a cause of abnormality of the device (200), with a new confirmation target element, which is an element not described in the existing confirmation rule, and generates a plurality of confirmation rules different from the existing confirmation rule as a plurality of new confirmation rules. A contribution degree calculation unit (113) calculates a degree of contribution of each of the new confirmation rules to the estimation of the cause of abnormality of the device (200). A selection unit (114) selects, from among the plurality of new confirmation rules, a new confirmation rule of which the calculated degree of contribution matches a prescribed selection condition.

IPC Classes  ?

  • G06N 5/022 - Knowledge engineeringKnowledge acquisition

57.

IN-BUILDING FACILITY ARRANGEMENT DESIGN SUPPORT SYSTEM

      
Application Number JP2023017419
Publication Number 2024/232009
Status In Force
Filing Date 2023-05-09
Publication Date 2024-11-14
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Miura, Takuya
  • Mori, Keisuke

Abstract

An in-building facility arrangement design support system according to the present disclosure comprises: an input unit that inputs building information pertaining to a building, user information pertaining to users who use the building, and a target value for a facility arrangement design plan that includes parameters pertaining to any of arrangement of facilities in the building, and the specifications, number of installations, and arrangement of elevators arranged in the building; a first calculation unit that calculates, on the basis of the building information, the user information, and the target value input by the input unit, a ratio of the number of users for each type of elevator installed in the building; and a second calculation unit that calculates, on the basis of the ratio for each type of elevator, a parameter that achieves the target value by applying an optimization method to a movement path evaluation formula, which mathematically expresses a movement time of horizontal movement by walking of the users in the building and a movement time of vertical movement by the elevators.

IPC Classes  ?

  • G06F 30/13 - Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
  • B66B 1/18 - Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements with means for storing pulses controlling the movements of several cars or cages
  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators
  • B66B 31/00 - Accessories for escalators, or moving walkways, e.g. for sterilising or cleaning

58.

METHOD FOR REWRITING CONTROL PROGRAM OF ELEVATOR

      
Application Number JP2023017293
Publication Number 2024/231981
Status In Force
Filing Date 2023-05-08
Publication Date 2024-11-14
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Chotoku Norihiro
  • Hikichi Masaki

Abstract

This method for rewriting a control program includes: a step in which an information terminal (70) is connected to a control panel (53) of an elevator (50), and identification information with which to identifying the current control program is taken into the information terminal 70 from a control panel (53); a step in which the identification information is transmitted from the information terminal (70) to an information processing device (32); a step in which the information processing device (32) generates or selects, on the basis of the current control program identified on the basis of the identification information by the information processing device (32) and a new control program, an update file for rewriting the current control program into the new control program; a step in which the update file is taken into the information terminal (70); and a step in which the current control program stored in the control panel (53) is rewritten into the new control program on the basis of the update file taken into the information terminal (70).

IPC Classes  ?

  • B66B 5/00 - Applications of checking, fault-correcting or safety devices in elevators

59.

WEIGHING DEVICE FOR ELEVATOR

      
Application Number JP2023016615
Publication Number 2024/224545
Status In Force
Filing Date 2023-04-27
Publication Date 2024-10-31
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Yamanaka, Kyohei
  • Tsukao, Yasuhiro

Abstract

The present invention comprises: first load detectors (2a, 7a); a first angle detector (6da); a second angle detector (6ab); a third angle detector (6bc); and a calculation unit (9a) that calculates the total of loads applied to first to fourth elastic members (5a to 5b) by using loads detected by the first load detectors (2a, 7a), an angle detected by the first angle detector (6da), a distance between the center of the first elastic member (5a) and the center of the fourth elastic member (5d), an angle detected by the second angle detector (6ab), a distance between the center of the first elastic member (5a) and the center of the second elastic member (5b), an angle detected by the third angle detector (6bc), a distance between the center of the second elastic member (5b) and the center of the third elastic member (5c), and elastic constants of the first to fourth elastic members (5a to 5b).

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators

60.

ELEVATOR APPARATUS

      
Application Number JP2023016114
Publication Number 2024/224447
Status In Force
Filing Date 2023-04-24
Publication Date 2024-10-31
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Kurahashi Naoto

Abstract

In the elevator apparatus, a suspension body has a first end part and a second end part. A holding device is provided in a top part of a hoistway and holds a held part by a frictional force. The held part is a portion between a counterweight and the second end part in the suspension body. The holding device has a friction holding body and an auxiliary weight. The held part is wound around the friction holding body. The auxiliary weight is suspended by the suspension body on the second end part side from the friction holding body.

IPC Classes  ?

  • B66B 7/06 - Arrangements of ropes or cables
  • B66B 7/10 - Arrangements of ropes or cables for equalising rope or cable tension

61.

ABNORMALITY DETECTION SYSTEM

      
Application Number JP2023015307
Publication Number 2024/218821
Status In Force
Filing Date 2023-04-17
Publication Date 2024-10-24
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor Kubota, Takehiko

Abstract

This abnormality detection system (10) is provided to an elevator device provided with a car (1) that moves up and down within a hoistway (30) and a landing door (8) that opens and closes a landing doorway (33) connecting the hoistway (30) and a landing (32). The abnormality detection system (10) comprises a measurement unit (11) and an abnormality detection device (12). The measurement unit (11) is provided at a prescribed position within the hoistway (30) and measures the distance from the prescribed position to an object in a direction toward the landing doorway (33). The abnormality detection device (12) determines that the landing door (8) is in an abnormal open-door state when the distance measured by the measurement unit is greater than the distance from the prescribed position to the landing doorway (33).

IPC Classes  ?

  • B66B 5/00 - Applications of checking, fault-correcting or safety devices in elevators
  • B66B 5/02 - Applications of checking, fault-correcting or safety devices in elevators responsive to abnormal operating conditions
  • B66B 13/22 - Operation of door or gate contacts

62.

ELEVATOR SYSTEM

      
Application Number JP2023015808
Publication Number 2024/218948
Status In Force
Filing Date 2023-04-20
Publication Date 2024-10-24
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Kawano, Seika
  • Inoue, Jun
  • Sawada, Takamitsu
  • Masaka, Saki
  • Izawa, Tetsumi
  • Saito, Keita
  • Homma, Naoko

Abstract

The present invention provides an elevator system capable of easily detecting that a person has boarded a car. This elevator system is provided with: a call transmission unit that is provided in a portable device carried by a user and transmits a car call request including a departure floor and a destination floor; a control panel that controls the operation of the car and allocates the car to the departure floor on the basis of the call request; a first index acquisition unit that acquires a first altitude index value indicating an altitude at which the portable device is present on the basis of the detection result of a sensor provided in the portable device; and a first determination unit that determines that the user has boarded the car at the departure floor on the basis of the first altitude index value and information on movement of the car.

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators
  • B66B 3/02 - Position or depth indicators

63.

OBJECT DETECTION DEVICE

      
Application Number JP2023013858
Publication Number 2024/209520
Status In Force
Filing Date 2023-04-03
Publication Date 2024-10-10
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Saito, Yosuke
  • Murakami, Hiroaki

Abstract

An object detection device according to the present disclosure is installed such that an opening/closing door of an elevator and surroundings of the door are detection regions, and comprises: a three-dimensional distance image sensor that receives reflected light, from each point in the detection regions, of light emitted from a light-emitting unit, and acquires a measured distance which is information about the distance to each of the points and a measured reflection intensity which is intensity information of the reflected light; a correction unit that corrects the measured distance in accordance with a correction function for correcting the measured distance on the basis of the measured distance and the measured reflection intensity; and a detection unit that detects an object around the door on the basis of the corrected measured distance.

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators
  • B66B 13/26 - Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers between closing doors

64.

AUTOMATIC GAP DETERMINATION DEVICE

      
Application Number JP2023014021
Publication Number 2024/209574
Status In Force
Filing Date 2023-04-05
Publication Date 2024-10-10
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Kobayashi Shoichi
  • Wada Toshihiro
  • Nagaoka Takahiko
  • Ikeuchi Yuya

Abstract

This automatic gap determination device (6) comprises a distance measurement unit (10) and a determination unit (11). The distance measurement unit (10) is provided on a side surface of a footstep (2) facing a skirt guard (5), and calculates the feature amount of a gap distance that is the distance between the skirt guard (5) and the footstep (2). When the feature amount is not within a predetermined normal range, the determination unit (11) outputs a signal indicating the occurrence of a gap abnormality. The distance measurement unit (10) is provided with: a first light-emitting unit (14a) that emits light toward the skirt guard (5); a light-receiving unit (15) that outputs signals indicating first and second light reception intensities which are intensities of reflected light from the skirt guard (5), and a feature amount calculation unit (13) that calculates a feature amount on the basis of the ratio between the first light reception intensity and the second light reception intensity.

IPC Classes  ?

  • G01B 11/14 - Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures

65.

ROLLING BEARING AND DIAGNOSTIC DEVICE FOR ROLLING BEARING

      
Application Number JP2023014140
Publication Number 2024/209606
Status In Force
Filing Date 2023-04-05
Publication Date 2024-10-10
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Takara, Naokatsu
  • Nagahama, Hidenori
  • Saito, Yu
  • Kimura, Yasuki
  • Niikura, Shuhei

Abstract

Provided is a rolling bearing and a diagnostic device for a rolling bearing with which it is possible to further improve the accuracy of a diagnosis of damage. The diagnosis device (7) is provided with a behavior sensor (8), a first calculation unit (10), and a diagnosis unit (11). The behavior sensor (8) is provided in a housing (6) that holds the inner ring (2) and the outer ring (3) of the rolling bearing (1). The behavior sensor (8) measures the behavior of the housing (6). The first calculation unit (10) calculates an evaluation speed on the basis of the information acquired by the behavior sensor (8). The evaluation speed is a value obtained by adding a maximum speed component in the direction in which a load from a rotary shaft (5) acts and a maximum speed component in the direction opposite to the direction in which the load from the rotary shaft (5) acts within a time equal to or greater than the period Tr of natural vibration determined by specifications of the rolling bearing (1). The diagnosis unit (11) diagnoses damage in the rolling bearing (1) using an evaluation index based on the evaluation speed calculated by the first calculation unit (10).

IPC Classes  ?

66.

ELEVATOR MANAGEMENT SYSTEM

      
Application Number JP2023013951
Publication Number 2024/209544
Status In Force
Filing Date 2023-04-04
Publication Date 2024-10-10
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Hirabayashi, Kazufumi
  • Miura, Takuya

Abstract

Provided is a management system capable of suppressing the quantity of communication, through a communication network, regarding information for use in evaluating the lifespan of elevator equipment. A management system (1) comprises: a monitoring device (12) provided to a facility (2) to which an elevator is applied; and an analysis device (13) connected to the monitoring device (12) through a first communication network (14). In the analysis device (13), a first server-side communication unit (25) receives, from the monitoring device (12), operation data indicating the operation state of the elevator. A reproduction unit (27) reproduces, on the basis of an actuation model, actuation data representing the actuation state of the elevator when performing the operation represented by the operation data. An evaluation unit (28) uses the reproduced actuation data, and evaluates, on the basis of a deterioration factor model, a deterioration factor that affects deterioration of the elevator equipment when performing the operation represented by the operation data. A determination unit (29) uses the evaluated deterioration factor and determines the remaining lifespan of the equipment on the basis of a lifespan model.

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators
  • B66B 5/00 - Applications of checking, fault-correcting or safety devices in elevators

67.

LIFT-MECHANISM MONITORING SYSTEM

      
Application Number JP2023014188
Publication Number 2024/209613
Status In Force
Filing Date 2023-04-06
Publication Date 2024-10-10
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Yoshioka Taeko
  • Goto Katsuhiko

Abstract

Provided is a lift-mechanism monitoring system, wherein a monitoring device includes a secondary-battery life estimation unit. In a state where power is supplied from a secondary battery to the monitoring device, discharge of the secondary battery when a notification is issued from the monitoring device to the outside is defined as first discharge, and discharge of the secondary battery when no notification is issued from the monitoring device to the outside is defined as second discharge. The secondary-battery life estimation unit calculates the estimated remaining capacity on the basis of the measured operation time, detected temperature, and number of instances of the first discharge, and calculates the estimated remaining life on the basis of the estimated remaining capacity.

IPC Classes  ?

  • B66B 5/00 - Applications of checking, fault-correcting or safety devices in elevators

68.

BUTTON DISPLAY DEVICE AND CALL REGISTRATION SYSTEM

      
Application Number JP2023014238
Publication Number 2024/209624
Status In Force
Filing Date 2023-04-06
Publication Date 2024-10-10
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Ogata, Yuto
  • Yuasa, Eiji
  • Aikawa, Masami

Abstract

This button display device (27) is provided with a display (32), a beam splitter (33), a retroreflective material (34), and a passage restriction material (38). Light transmitted through the beam splitter (33) from the retroreflective material (34) passes through a through-hole (36) and forms an image, whereby an image of a destination button (26) is displayed in air. The passage restriction material (38) restricts passing light so that the light from the retroreflective material (34) transmitted through the beam splitter (33) passes through a first space (S1) in the through-hole (36) and does not pass through a second space (S2) around the first space (S1). According to the button display device (27), it is possible to prevent a user other than the user operating the button from knowing the button operation content.

IPC Classes  ?

  • B66B 1/50 - Adaptations of switches or switchgear with operating or control mechanisms mounted in the car or cage or in the lift well or hoistway
  • G09F 13/00 - Illuminated signsLuminous advertising
  • G02B 30/56 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels by projecting aerial or floating images

69.

ELEVATOR SYSTEM AND BUTTON DISPLAY DEVICE

      
Application Number JP2023014244
Publication Number 2024/209626
Status In Force
Filing Date 2023-04-06
Publication Date 2024-10-10
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Ogata, Yuto
  • Yuasa, Eiji
  • Aikawa, Masami

Abstract

This elevator system is provided with a door (12), a control panel (6), and a button display device (27). The control panel (6) has a function of a door control device. The door control device controls opening/closing of the door (12). The button display device (27) displays, in the air, an image of an open button (30) for causing the control panel (6) to perform an opening operation of the door (12). The button display device (27) displays the image of the open button (30) in a larger size than before the start of a closing operation of the door (12) while the closing operation of the door (12) is being performed by the control panel (6). According to this elevator system, an erroneous operation by a user can be suppressed.

IPC Classes  ?

  • B66B 13/14 - Control systems or devices
  • B66B 1/50 - Adaptations of switches or switchgear with operating or control mechanisms mounted in the car or cage or in the lift well or hoistway

70.

ELEVATOR HOISTING MACHINE, ROLLING BEARING, AND ROLLING BEARING DIAGNOSTIC DEVICE

      
Application Number JP2023041145
Publication Number 2024/209733
Status In Force
Filing Date 2023-11-15
Publication Date 2024-10-10
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Takara, Naokatsu
  • Nagahama, Hidenori
  • Saito, Yu
  • Kimura, Yasuki
  • Niikura, Shuhei

Abstract

The present invention provides an elevator hoisting machine, a rolling bearing, and a rolling bearing diagnostic device whereby it is possible to diagnose the degree of damage at high accuracy. A diagnostic device (7) is provided with a behavior sensor (8), a calculation unit (14), and a diagnostic unit (11). The behavior sensor (8) is provided to an inner ring (2) and outer ring (3) of a rolling bearing (1), or to a housing (6) for holding the inner ring (2) or the outer ring (3). The behavior sensor (8) measures the behavior of the rolling bearing. The calculation unit (14) calculates an evaluation speed on the basis of information acquired by the behavior sensor (8). The evaluation speed is the maximum speed component in the direction in which a load from a rotary shaft (5) acts within a period longer than the cycle of characteristic vibration determined by the details of the rolling bearing (1) and the relative rotational speeds of the inner ring (2) and the outer ring (3). The diagnostic unit (11) diagnoses damage to the rolling bearing (1) by using an evaluation index based on the evaluation speed calculated by the calculation unit (14) and the relative rotational speeds of the inner ring (2) and the outer ring (3).

IPC Classes  ?

71.

MANAGEMENT SYSTEM FOR ELEVATORS

      
Application Number JP2023013958
Publication Number 2024/209548
Status In Force
Filing Date 2023-04-04
Publication Date 2024-10-10
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Hirabayashi, Kazufumi
  • Miura, Takuya

Abstract

The present invention provides a management system that is capable of more accurately determining the remaining life of equipment of an elevator even when working data indicating the working status of the elevator cannot be directly obtained. Provided is a management system (1) wherein a reproduction unit (27) uses operation data that has been acquired by a first server-side communication unit (25) to reproduce working data on the basis of a working model of the elevator. The operation data indicates the operation status of the elevator with regard to at least one of traveling of a car (6) and opening/closing of a car door (9) of the car (6). The working data indicates the working status of the elevator, which includes time series data when the operation indicated by the operation data is performed. An evaluation unit (28) uses the reproduced working data to evaluate, on the basis of a deterioration factor model, a deterioration factor that affects the deterioration of the equipment of the elevator. A determination unit (29) uses the evaluated deterioration factor to determine the remaining life of the equipment on the basis of a life model of the equipment.

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators

72.

NON-CONTACT OPERATION DETECTION DEVICE AND ELEVATOR DESTINATION FLOOR REGISTRATION SYSTEM

      
Application Number JP2023014114
Publication Number 2024/209593
Status In Force
Filing Date 2023-04-05
Publication Date 2024-10-10
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Mori, Kentaro

Abstract

A non-contact operation detection device according to the present disclosure comprises a determination unit which, when it has been determined that a detection value of any one or more proximity sensors among a plurality of proximity sensors included in each of a plurality of non-contact buttons is greater than a registered determination value, determines whether a change in the detection value of the proximity sensor(s) has been caused by vibration or impact on the basis of a change in a detection value of a second proximity sensor having a smaller change amount in the detection value than a first proximity sensor having the largest change amount in the detection value.

IPC Classes  ?

  • H01H 36/00 - Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding

73.

ELEVATOR SYSTEM

      
Application Number JP2023012684
Publication Number 2024/201756
Status In Force
Filing Date 2023-03-28
Publication Date 2024-10-03
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Yasunaga, Takeshi
  • Asahina, Tsutomu
  • Kurosu, Hiroki
  • Mitani, Naohiko

Abstract

In this elevator system, information indicating a departure floor and a destination floor of a person whose identification information has been read by a reading device (5) and attribute information of the person that is registered in advance with respect to said identification information are stored, in association with each other, in a storage unit (60). A calculation unit (63) calculates a maximum ratio with regard to the attributes of a person in a cage (2). A selection unit (64) selects at least one from among a plurality of advertisement contents stored in a storage unit (61), on the basis of the calculated maximum ratio of the attributes. A display control unit (43) displays the advertisement content selected by the selection unit (64) on a display (41).

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators

74.

Guide rail device for elevator

      
Application Number 18387869
Grant Number 12187581
Status In Force
Filing Date 2023-11-08
First Publication Date 2024-09-26
Grant Date 2025-01-07
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Funai, Nobuhito

Abstract

Provided is a guide rail device for an elevator, which includes a plurality of fixing bodies. Among the plurality of fixing bodies, a fixing body that is the closest to a fishplate is referred to as a first fixing body, and a fixing body that is the second closest to the fishplate is referred to as a second fixing body. Further, a distance between a position of the first fixing body and a position of the second fixing body in a vertical direction is referred to as a rail fixing distance. In this case, a distance from the position of the first fixing body to a position of the fishplate in the vertical direction is one-third or less of the rail fixing distance.

IPC Classes  ?

75.

MANAGEMENT SYSTEM, MANAGEMENT DEVICE, MANAGEMENT METHOD, AND MANAGEMENT PROGRAM

      
Application Number JP2023010984
Publication Number 2024/195005
Status In Force
Filing Date 2023-03-20
Publication Date 2024-09-26
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Nagao, Haruna
  • Yuasa, Eiji
  • Inata, Masayuki

Abstract

Provided are a management system, a management device, a management method, and a management program with which it is possible to further improve the convenience of people in a facility. This management system (1) is provided with a person detection unit (8), an analysis unit (9), a determination unit (12), and a control unit (11). The person detection unit (8) detects (a) person(s) so as to be able to acquire information on the distribution of the person(s) for each time in the facility (2). The analysis unit (9) performs analysis including prediction and acquisition of human flow data on the basis of facility data and the information detected by the person detection unit (8). The facility data includes information representing an area where people can pass in the facility (2). The human flow data represents a distribution of (a) person(s) in the facility (2) and a change in the distribution over time. The determination unit (12) determines the setting of the operation state of equipment (3) provided in the facility (2) on the basis of the human flow data analyzed by the analysis unit (9). The control unit (11) causes the equipment (3) to operate on the basis of the determination by the determination unit (12).

IPC Classes  ?

  • G06Q 10/04 - Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
  • B66B 1/06 - Control systems without regulation, i.e. without retroactive action electric
  • F24F 11/46 - Improving electric energy efficiency or saving

76.

DATA SHAPING APPARATUS, DATA SHAPING SYSTEM, USER TERMINAL APPARATUS, DATA SHAPING METHOD, AND DATA SHAPING PROGRAM

      
Application Number JP2023009506
Publication Number 2024/189717
Status In Force
Filing Date 2023-03-13
Publication Date 2024-09-19
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Koizumi, Kenichi
  • Hirano, Jin
  • Shiga, Satoshi
  • Furuya, Shiro
  • Kawasaki, Yohei

Abstract

A data shaping apparatus (100) shapes table data (51). A storage unit (170) stores semantic information (52) in which child data and parent data representing the meaning of the child data are registered in association with each other. An analysis unit (120) determines whether or not field data to which a column name is not assigned is registered in the semantic information (52) as child data. If the field data to which the column name is not assigned is not registered in the semantic information (52) as child data, a detection unit (140) detects the field data to which the column name is not assigned as unshaped data. A registration unit (160) receives an input of parent data when the unshaped data is defined as child data, and registers the received parent data as parent data of the unshaped data in the semantic information (52).

IPC Classes  ?

  • G06F 16/215 - Improving data qualityData cleansing, e.g. de-duplication, removing invalid entries or correcting typographical errors

77.

INSPECTION DEVICE, INSPECTION METHOD, INSPECTION PROGRAM, LEARNING DEVICE, LEARNING METHOD, AND LEARNING PROGRAM

      
Application Number JP2023006521
Publication Number 2024/176399
Status In Force
Filing Date 2023-02-22
Publication Date 2024-08-29
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Nishikawa Keishi
  • Fukui Kotaro
  • Kobayashi Shoichi
  • Seki Tetsuroh
  • Chotoku Norihiro

Abstract

An inspection device (20) includes: a force acquisition unit (21) that acquires a first input (D1b) indicating a force to grip an object (30b); an acceleration acquisition unit (22) that acquires a second input (D2b) indicating an acceleration; and a determination unit (23) that determines the state of the object (30b) from the first input (D1b) and the second input (D2b) by using a trained model for determining the state of the object (30b), the trained model having been generated on the basis of the first input (D1b) and the second input (D2b) using user information (U). A learning device (10) includes: a data acquisition unit (13) that acquires training data including first data (D1a) indicating a force to grip an object (30a), second data (D2a) indicating an acceleration, and third data (D3a) indicating the state of the object (30a) with respect to the combination of the first data (D1a) and the second data (D2a); and a model generation unit (14) that generates a trained model for determining the state of an object.

IPC Classes  ?

  • G01M 99/00 - Subject matter not provided for in other groups of this subclass

78.

ELEVATOR OPERATION DEVICE

      
Application Number JP2023005256
Publication Number 2024/171343
Status In Force
Filing Date 2023-02-15
Publication Date 2024-08-22
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Inoue, Takuya

Abstract

An elevator operation device according to the present invention includes: an operation unit having a capacitance sensor; and a control unit that acquires a detection value obtained by the capacitance sensor and determines, on the basis of the detection value, whether the operation unit has been operated. The control unit calculates the amount of change in detection value per unit time in a period in which the detection value increases. In the case where the amount of change in detection value is smaller than a threshold amount of change, the control unit determines that an operation has been performed when the detection value reaches or exceeds a threshold detection value. In the case where the amount of change in detection value is larger than or equal to the threshold amount of change, the control unit determines that no operation has been performed even when the detection value reaches or exceeds the threshold detection value.

IPC Classes  ?

  • H01H 36/00 - Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
  • B66B 1/46 - Adaptations of switches or switchgear

79.

WORK ASSISTANCE SYSTEM

      
Application Number JP2023003738
Publication Number 2024/166157
Status In Force
Filing Date 2023-02-06
Publication Date 2024-08-15
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Takii Kenji
  • Takahashi Akira
  • Hamada Kyohei
  • Taniguchi Takaya

Abstract

A work assistance system (10) assists with the work of a worker (W) by sequentially displaying, on a head-mounted display (20) worn by the worker (W), images showing a work item in a work procedure. The work assistance system (10) includes the head-mounted display (20), and an information processing device (40) that can communicate with the head-mounted display (20). The head-mounted display (20) includes a camera (22) that images a work site, and a display unit (21) that sequentially displays images showing work items in a work procedure. The information processing device (40) includes a next-work-item determination unit (70) that, when one work item from among a plurality of next work items is to be selected following a current work item, acquires work site information including at least the work site, a work model, and a tool-to-be-used, on the basis of an image transmitted from the camera (22), and determines the next work item on the basis of the work site information.

IPC Classes  ?

  • G06Q 10/06 - Resources, workflows, human or project managementEnterprise or organisation planningEnterprise or organisation modelling

80.

ELEVATOR TEMPERATURE ESTIMATION SYSTEM

      
Application Number JP2023004416
Publication Number 2024/166317
Status In Force
Filing Date 2023-02-09
Publication Date 2024-08-15
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Miura, Takuya

Abstract

Provided is an elevator temperature estimation system capable of more easily improving the accuracy of temperature estimation even in cases of thermal interference due to heating or cooling. In the temperature estimation system (8), an ambient temperature sensor (9) measures the ambient temperature of an elevator (1). A computation unit (11) performs a temperature estimation computation at a temperature estimation point by using the ambient temperature and control information of the elevator (1) as inputs. The control information, which has a causal relationship with transient heating or cooling, is input from a control device (7) of the elevator (1). The thermal model used in the temperature estimation computation is a thermal circuit model that includes an RC ladder and a thermal flow source. The parameters of the thermal model are identified ahead of time on the basis of the control information corresponding to the operating condition of the elevator (1) and the measured temperature at the temperature estimation point and the ambient temperature. The thermal flow source uses changes in the magnitude of the thermal flow to represent the temporal change in heating or cooling caused by equipment affecting the temperature estimation point, in accordance with the control information.

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators
  • B66B 1/30 - Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical effective on driving gear

81.

TENSILE BODY INSPECTION DEVICE

      
Application Number JP2023003215
Publication Number 2024/161544
Status In Force
Filing Date 2023-02-01
Publication Date 2024-08-08
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Inoue Jin
  • Mizuta Shusei
  • Kimura Yasuki

Abstract

This tensile body inspection device (1) comprises: a magnetic sensor (30) having a detection element (31) for detecting a magnetic field, the detection element (31) facing an object (6) that includes a tensile body (61), and a detection magnet (32) for generating a magnetic field that acts on the object (6); and a demagnetizer (2) for demagnetizing the tensile body (61), the demagnetizer (2) facing the object (6) at a position that is set apart from the magnetic sensor (30) in the extension direction of the tensile body (61).

IPC Classes  ?

  • G01N 27/83 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields

82.

TENSILE BODY INSPECTION DEVICE

      
Application Number JP2023003221
Publication Number 2024/161547
Status In Force
Filing Date 2023-02-01
Publication Date 2024-08-08
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Inoue Jin
  • Mizuta Shusei
  • Kimura Yasuki

Abstract

A tensile body inspection device (1) comprises: a plurality of magnetic sensors (20, 30) that are provided so as to face an object (6) including a tensile body (61) and to be capable of moving relative to the object (6) in an extension direction of the tensile body (61), and that are arranged with a distance (D) therebetween in the direction of the relative movement; and processing devices (12, 15) that synthesize an output waveform of the plurality of magnetic sensors (20, 30) so as to be offset by a time (ΔT) obtained by dividing the interval (D) by the speed of the relative movement, and detect a defect of the tensile body (61) on the basis of the synthesized waveform.

IPC Classes  ?

  • G01N 27/83 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields

83.

ELEVATOR CAR COMPARTMENT AND METHOD OF ASSEMBLING ELEVATOR CAR COMPARTMENT

      
Application Number JP2023003188
Publication Number 2024/161537
Status In Force
Filing Date 2023-02-01
Publication Date 2024-08-08
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Yamamoto Tomoko

Abstract

A side panel (13) of an elevator car compartment (10) is formed from a plurality of side walls (20), a joint (40) is provided between adjacent side walls (20), and the side walls (20) and the joint (40) are secured by fastening camlock nuts (52) provided on the joint (40) to camlock screws (51) provided on the side walls (20).

IPC Classes  ?

84.

ELECTRONIC DEVICE MANAGING SYSTEM AND ELEVATOR

      
Application Number JP2023003556
Publication Number 2024/161626
Status In Force
Filing Date 2023-02-03
Publication Date 2024-08-08
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Otsu Kazuhiro

Abstract

Provided are: an electronic device managing system that facilitates lifetime extension of an electronic device and reduces the maintenance cost; and an elevator. This electronic device managing system comprises: a remaining lifetime calculation unit 19 that calculates, on the basis of lifetime calculation information which is for calculating the value of the remaining lifetime of an electronic device 2 provided to an apparatus 1 and which is acquired from an apparatus state acquisition unit 9 for acquiring the lifetime calculation information, the value of the remaining lifetime of the electronic device 2; a remaining lifetime storage unit 16 for storing the value of the remaining lifetime of the electronic device 2 calculated by the remaining lifetime calculation unit 19; a reference value storage unit 17 for storing the reference value for determining whether repairing of the electronic device 2 is required; and a reporting necessity determination unit 18 that compares the reference value stored in the reference value storage unit 17 and the value of the remaining lifetime of the electronic device 2 stored in the remaining lifetime storage unit 16, and, if the value of the remaining lifetime of the electronic device 2 is less than the reference value, outputs a reporting instruction to a reporting unit 12. The remaining lifetime storage unit 16 updates the value of the remaining lifetime of the electronic device 2 stored in the remaining lifetime storage unit 16 upon repairing of the electronic device 2.

IPC Classes  ?

  • G06Q 10/20 - Administration of product repair or maintenance

85.

VIRTUAL REALITY EXPERIENCE PROVIDING DEVICE, VIRTUAL REALITY EXPERIENCE PROVIDING METHOD, VIRTUAL REALITY EXPERIENCE PROVIDING PROGRAM, AND VIRTUAL REALITY EXPERIENCE PROVIDING SYSTEM

      
Application Number JP2023002718
Publication Number 2024/157476
Status In Force
Filing Date 2023-01-27
Publication Date 2024-08-02
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Taniguchi, Takaya
  • Nishikawa, Keishi
  • Takii, Kenji

Abstract

An operation determination unit (212) refers to scenario data indicating work procedures to determine whether an operation detected by a device (110) corresponds to a specific operation included in the work procedures. An information acquisition unit (213) acquires, from the scenario data, a target object name indicating a target object of the specific operation and an action expression representing an action of the target object due to the specific operation. An action determination unit (214) determines motion of the target object in a virtual space as an object action on the basis of the combination of the acquired target object name and the acquired action expression. A space generation unit (211) displays the object action on the device.

IPC Classes  ?

  • G09B 5/02 - Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
  • A63B 69/00 - Training appliances or apparatus for special sports
  • A63B 71/06 - Indicating or scoring devices for games or players
  • A63F 13/00 - Video games, i.e. games using an electronically generated display having two or more dimensions
  • G09B 9/00 - Simulators for teaching or training purposes
  • G09B 19/00 - Teaching not covered by other main groups of this subclass

86.

ELEVATOR ROPE AND ELEVATOR BELT USING SAME

      
Application Number JP2023001752
Publication Number 2024/154350
Status In Force
Filing Date 2023-01-20
Publication Date 2024-07-25
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Naito, Shinya
  • Ida, Koichi
  • Noguchi, Toyohiro
  • Yasutomi, Junya

Abstract

An elevator rope according to the present invention comprises a fiber core and a plurality of steel strands. The fiber core includes a plurality of synthetic fiber filaments. The plurality of steel strands are arranged around the periphery of the fiber core. The plurality of synthetic fiber filaments include a plurality of differently shaped filaments. The cross-sectional shape of each differently shaped filament is shaped such that the spaces between the fibers are smaller than the spaces between the fibers when the cross-sectional shape is circular.

IPC Classes  ?

  • B66B 7/06 - Arrangements of ropes or cables

87.

METHOD FOR ESTIMATING AIR CONDITIONING POWER INFORMATION, ESTIMATING DEVICE, AND ESTIMATING SYSTEM

      
Application Number JP2023000775
Publication Number 2024/150406
Status In Force
Filing Date 2023-01-13
Publication Date 2024-07-18
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Nagahiro, Kazuyuki
  • Mega, Toshihiro
  • Sato, Fuyuki
  • Narui, Tomohiro
  • Kawano, Hiroki
  • Kaneko, Yousuke
  • Otani, Shinichiro

Abstract

According to the present invention, residents include an existing resident having a residency period in a building equal to or greater than a prescribed period, and a new resident having a residency period in the building less than the prescribed period. Air conditioners (400) include a first air conditioner (400) installed in a room of the existing resident and a second air conditioner (400) installed in a room of the new resident. This method for estimating air conditioning power information involves estimating the air conditioning power information of the second air conditioner (400) in an unoccupied period within the prescribed period, on the basis of a rated power, a set temperature and the air conditioning power information of the first air conditioner (400), and the rated power, the set temperature and the air conditioning power information in an occupied period, within the prescribed period, of the second air conditioner (400).

IPC Classes  ?

88.

WIRE ROPE FOR ELEVATOR, AND METHOD FOR REPAIRING ELEVATOR

      
Application Number JP2022048380
Publication Number 2024/142321
Status In Force
Filing Date 2022-12-27
Publication Date 2024-07-04
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Hida, Masahiko
  • Takaoka, Haruki
  • Yasutomi, Junya

Abstract

A wire rope for an elevator in which outer peripheral strands each have a central wire thread and at least one wire thread layer that is disposed on the outer periphery of the central wire thread. The at least one wire thread layer is two or fewer layers. The at least one wire thread layer includes an outer layer that is in contact with the outer periphery of a rope core. The outer layer has a plurality of outer-layer wire threads. The ratio of the cross-sectional area of the plurality of outer-layer wire threads included in each strand to the cross-sectional area of the entirety of each strand is 60% or lower. The rope core has a central steel wire and a core outer peripheral layer that is disposed on the outer periphery of the central steel wire.

IPC Classes  ?

  • B66B 7/06 - Arrangements of ropes or cables

89.

INFORMATION PROCESSING DEVICE AND METHOD

      
Application Number JP2022048465
Publication Number 2024/142348
Status In Force
Filing Date 2022-12-28
Publication Date 2024-07-04
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Sato, Kenji

Abstract

In the present invention, Information about handwriting characteristics of each worker is registered in a worker database (108). When receiving working report data from a portable terminal (300), a control unit (104) delivers data on a client's handwritten signature to a handwriting determination unit (106), the signature data being included in the working report data. The handwriting determination unit (106) determines whether handwriting characteristics in the data on the handwritten signature match the handwriting characteristics of a specific worker (e.g., a worker who drafted a working report) registered in the worker database (108) or any one of all workers. If the handwriting determination unit (106) determines that there is a "match," the control unit (104) determines that the data on the handwritten signature is invalid as a client's signature, and performs error handling.

IPC Classes  ?

  • G06F 21/32 - User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints

90.

ALERTING DEVICE, ALERTING SYSTEM, AND PROGRAM

      
Application Number JP2022048539
Publication Number 2024/142363
Status In Force
Filing Date 2022-12-28
Publication Date 2024-07-04
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Sato, Kenji

Abstract

The present invention makes it possible to accurately identify a section in which conversation is performed at a level equivalent to noise among a plurality of sections into which a prescribed space is divided. An ordering tablet terminal (3) is disposed on each table in a restaurant hall. A shop management device (10) comprises: a conversation extraction unit (12) which analyzes sound data collected from each table terminal (3) and extracts conversation performed in the hall; a sound volume information generation unit (13) which generates, from each of the tablet terminals (3), sound volume information including a sound volume of each conversation included in each of the sound data; a table position identification unit (14) which identifies, on the basis of the sound volume information, a table at which a loud conversation is taking place; and a notification unit (15) which sends an alert notification to the identified table. The table position identification unit (14) excludes a table from becoming a target recipient of an alert when a conversation at the table is not greater than a prescribed threshold value, even when the tablet terminal (3) collects sound data of a sound volume that is greater than the threshold value.

IPC Classes  ?

  • G08B 21/24 - Reminder alarms, e.g. anti-loss alarms

91.

ELEVATOR AND ELEVATOR SYSTEM

      
Application Number JP2022048218
Publication Number 2024/142262
Status In Force
Filing Date 2022-12-27
Publication Date 2024-07-04
Owner
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
Inventor
  • Yamasaki Satoshi
  • Kugiya Takuo
  • Kakio Masayuki
  • Yamaguchi Tomoka

Abstract

An elevator (1) includes: a car (11) that has a car door (32); a car door switch (41) that outputs information indicating whether the car door (32) is closed or not; a photoelectric sensor (42) that detects an object around the car door; and a control device (19) that determines whether or not a rescue operation is possible on the basis of information from the car door switch (41) and information from the photoelectric sensor (42) and that moves the car (11) to a stop (22) and opens the car door (32) if it is determined that the rescue operation is possible.

IPC Classes  ?

  • B66B 5/02 - Applications of checking, fault-correcting or safety devices in elevators responsive to abnormal operating conditions
  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators

92.

SHOP SERVICE SYSTEM

      
Application Number JP2022048540
Publication Number 2024/142364
Status In Force
Filing Date 2022-12-28
Publication Date 2024-07-04
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Sato, Kenji

Abstract

Provided is a system that makes it possible to grant privileges to customers for the convenience of a shop that wishes to reduce conversations through which droplets will be dispersed. A mobile terminal (3) that is carried by a customer functions as: a speech-sample registration unit (321) that registers a speech sample of the customer by executing a privilege app that is installed when the customer visits a shop; a speech-data collection unit (322) that extracts and collects speech data of conversations by the customer by collating speech included in sound collected via a microphone with the speech sample; and a conversation-record-information generation unit (323) that generates conversation record information indicating the status of conversations by the customer by analyzing the speech data. A payment terminal (6) at the shop includes a privilege determination unit (62) that determines that a privilege is to be granted to the customer, as well as the content of the privilege, on the basis of the conversation record information displayed on a screen of the mobile terminal (3).

IPC Classes  ?

  • G06Q 30/0207 - Discounts or incentives, e.g. coupons or rebates

93.

WIRELESS TAG AUTHENTICATION TEST SYSTEM

      
Application Number JP2022048541
Publication Number 2024/142365
Status In Force
Filing Date 2022-12-28
Publication Date 2024-07-04
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Sato, Kenji

Abstract

This wireless tag authentication test system more simply performs an authentication test of a wireless tag located in an authentication area. The wireless tag authentication test system comprises: an AR processing unit (662) that, when a tester moves through the authentication area holding a tag (1) and a portable terminal (6), displays, on a UI (65), video data generated by superimposing a grid image onto an authentication area included in imaging data of a camera (61); and a test execution control unit (664) that requests, to an HFA 4, a test communication when the location of the tag (1) held by the tester matches the location of a grid point of the grid image, receives result information of an authentication test of the tag (1) at the grid point performed by the HFA 4 in accordance with the request, and records, in a test result information storage unit (641), the result information in association with location information of the grid point.

IPC Classes  ?

  • G06K 7/00 - Methods or arrangements for sensing record carriers
  • G06K 7/10 - Methods or arrangements for sensing record carriers by electromagnetic radiation, e.g. optical sensingMethods or arrangements for sensing record carriers by corpuscular radiation

94.

ELEVATOR DEVICE

      
Application Number JP2022046688
Publication Number 2024/134726
Status In Force
Filing Date 2022-12-19
Publication Date 2024-06-27
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Tsuya, Natsuki

Abstract

Provided is an elevator device wherein a first interlock device is provided above a first landing entry/exit. A second interlock device is provided above a second landing entry/exit. The second interlock device is disposed in the opposite left-right orientation from the first interlock device. A first unlocking mechanism which unlocks the first interlock device during an opening operation for a pair of car doors is provided to one of the pair of car doors. A second unlocking mechanism which unlocks the second interlock device during an opening operation for the pair of car doors is provided to the other one of the pair of car doors.

IPC Classes  ?

  • B66B 5/00 - Applications of checking, fault-correcting or safety devices in elevators
  • B66B 13/12 - Arrangements for effecting simultaneous opening or closing of cage and landing doors
  • B66B 13/18 - Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors
  • B66B 13/20 - Lock mechanisms actuated mechanically by abutments or projections on the cages

95.

ELEVATOR

      
Application Number JP2022047332
Publication Number 2024/134824
Status In Force
Filing Date 2022-12-22
Publication Date 2024-06-27
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Fujii Takahiro
  • Tanaka Ryoji
  • Nakamura Yuichi
  • Okiizumi Junya
  • Suzuki Takaya

Abstract

An elevator (10) comprises: detection devices (35, 39) which are attached to one or more hoistway devices (13, 18a) the distance from which to a car (11) in the height direction changes as the car (11) moves; and a control board (19) that receives information from the detection devices (35, 39). The detection devices (35, 39) can detect a physical quantity whereby it is possible to identify a car deceleration start state where at least a part of a person is within a predetermined region lower than the hoistway device (13, 18a) to which the detection devices (35, 39) are attached. The control board (19) performs control to decelerate the movement speed of the car (11) in response to receiving information that is based on the physical quantity corresponding to the car deceleration start state detected by at least one detection device (35, 39).

IPC Classes  ?

  • B66B 5/00 - Applications of checking, fault-correcting or safety devices in elevators

96.

ELEVATOR APPARATUS

      
Application Number JP2022046690
Publication Number 2024/134727
Status In Force
Filing Date 2022-12-19
Publication Date 2024-06-27
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Tsuya, Natsuki

Abstract

According to the present invention, in a second interlock apparatus of an elevator apparatus, a support member is located above and away from a second latch, and is movable in a direction parallel to the direction of opening and closing operations of a second landing door. A second unlocking member is supported by the support member and is displaced with respect to the support member as a result of being hit by an unlocking mechanism when a cage door performs an opening operation, thereby releasing the second latch from a second catch. A transmission mechanism transmits the movement of the second unlocking member to the second latch.

IPC Classes  ?

  • B66B 13/20 - Lock mechanisms actuated mechanically by abutments or projections on the cages

97.

SYSTEM FOR ACQUIRING ELEVATOR USER ATTRIBUTES AND METHOD FOR ACQUIRING ELEVATOR USER ATTRIBUTES

      
Application Number JP2022046025
Publication Number 2024/127551
Status In Force
Filing Date 2022-12-14
Publication Date 2024-06-20
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Miyagi, Junya

Abstract

This system for acquiring elevator user attributes comprises: a first beacon device which is installed at an elevator landing in a facility and which transmits a first beacon signal that includes landing beacon information corresponding to the landing; a second beacon device which is installed in a mobile body used by a user of the facility and which transmits a second beacon signal that includes user attribute beacon information corresponding to user attributes of the mobile body; and a portable terminal. In the event that detection of the second beacon signal has been determined when detection of the first beacon signal has been determined, the portable terminal transmits, to an elevator management device, user attribute information in which the landing beacon information included in the first beacon signal is associated with the user attribute beacon information included in the second beacon signal.

IPC Classes  ?

  • B66B 3/00 - Applications of devices for indicating or signalling operating conditions of elevators
  • B66B 1/14 - Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements

98.

BUILDING FACILITY INSPECTION REPORT SYSTEM

      
Application Number JP2022046184
Publication Number 2024/127579
Status In Force
Filing Date 2022-12-15
Publication Date 2024-06-20
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor Hikichi Masaki

Abstract

An inspection report system 1 according to one embodiment of the present invention is for reporting, to an administration user, an inspection result of an elevator 2 in which a display 12 is installed in a car 3. The inspection report system 1 is configured to cause the display 12 to display the inspection result on condition that the administration user has boarded the car 3.

IPC Classes  ?

  • B66B 5/00 - Applications of checking, fault-correcting or safety devices in elevators

99.

DEVICE FOR AUTOMATICALLY SWITCHING REFRIGERANT RECOVERY OPERATION, AND REFRIGERANT RECOVERY DEVICE

      
Application Number JP2022044946
Publication Number 2024/121946
Status In Force
Filing Date 2022-12-06
Publication Date 2024-06-13
Owner
  • MITSUBISHI ELECTRIC CORPORATION (Japan)
  • MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Ochiai Yasutaka
  • Dohgan Yoshihiro
  • Oue Akinori
  • Takahashi Hideki

Abstract

The present invention comprises: a high pressure connection port that communicates with a high pressure-side connection opening of a high pressure-side pipe of a refrigeration cycle device; a low pressure connection port that communicates with a low pressure-side connection opening of a low pressure-side pipe of the refrigeration cycle device; a suction connection port that connects to a suction opening of a recovery machine; a discharge connection port that connects to a discharge opening of the recovery machine; a liquid connection port that connects to a liquid opening of a cylinder; a gas connection port that connects to a gas opening of the cylinder; a switching unit that switches between a flow passage of a liquid recovery mode in which liquid refrigerant within the refrigeration cycle device is recovered and a flow passage of a gas recovery mode in which gas refrigerant within the refrigeration cycle device is recovered; and a control device that performs the switching of the flow passage of the switching unit. The control device includes: a determination unit that determines a switch from the gas recovery mode to the liquid recovery mode on the basis of the temperature of a liquid reservoir of the refrigeration cycle device; and a switching processing unit that performs a flow passage switching process of the switching unit.

IPC Classes  ?

  • F25B 45/00 - Arrangements for charging or discharging refrigerant

100.

INFORMATION SYSTEM AND INFORMATION PROCESSING DEVICE

      
Application Number JP2022044786
Publication Number 2024/121914
Status In Force
Filing Date 2022-12-05
Publication Date 2024-06-13
Owner MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION (Japan)
Inventor
  • Yasunaga, Takeshi
  • Asahina, Tsutomu
  • Kurosu, Hiroki
  • Mitani, Naohiko

Abstract

An information system (1) comprises equipment (2), a terminal (3), and a sever (4). The server (4) comprises a storage unit (41), a counting processing unit (43), an input unit (44), an analysis processing unit (45), and an output unit (46). The counting processing unit (43) performs predetermined counting processing using equipment-related information associated with equipment identification information, user attribute information associated with user identification information, and equipment usage information associated with the user attribute information, which are stored in the storage unit (41). The analysis processing unit (45) performs analysis processing according to an analysis condition input from the input unit (44) on the basis of the results of the counting processing by the counting processing unit (43).

IPC Classes  ?

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