A function adding device is provided that adds a function to a work machine used outdoors. The function addition device comprises a housing, a control circuit, and a wiring. The housing includes a top surface portion, side portions, and a bottom surface portion in which a hole portion is formed. The control circuit is placed inside the housing and is configured to perform the function for the work machine. The wiring connects the work machine and the control circuit via the hole portion.
A function adding device is provided. The function adding device comprises a housing that is mounted on a vehicle, a circuit stored in the housing to add a function to the vehicle, and a first vibration-proof member provided between the housing and the vehicle to damp vibrations transmitted from the vehicle to the housing.
B60R 11/02 - Autres aménagements pour tenir ou monter des objets pour postes radio, de télévision, téléphones, ou objets similairesDisposition de leur commande
B60R 11/00 - Autres aménagements pour tenir ou monter des objets
G01S 17/06 - Systèmes déterminant les données relatives à la position d'une cible
G01S 17/931 - Systèmes lidar, spécialement adaptés pour des applications spécifiques pour prévenir les collisions de véhicules terrestres
4.
Autonomous Travel Support Device, Control Method Of Working Vehicle, Program, And Working Vehicle
An autonomous travel support device is provided that is structurally and electrically attachable to and detachable from a working vehicle. The working vehicle is configured to travel in response to a first operation input by a user. The autonomous travel support device comprises a processor configured to execute a reception step of receiving a switching input being an input for switching a travel mode of the working vehicle to a first mode or a second mode; and a vehicle control step of causing the working vehicle to travel in response to the first operation input in a case where the travel mode is set to the first mode, and of causing the working vehicle to travel autonomously using a preset autonomous travel model in a case where the travel mode is set to the second mode.
G05D 1/227 - Transfert de la commande entre la commande à distance et la commande embarquéeTransfert de la commande entre plusieurs dispositions de commande à distance
G05D 1/229 - Données d’entrée de commande, p. ex. points de passage
G05D 1/244 - Dispositions pour déterminer la position ou l’orientation utilisant des aides à la navigation passive extérieures au véhicule, p. ex. marqueurs, réflecteurs ou moyens magnétiques
G05D 105/15 - Applications spécifiques des véhicules commandés pour récolter, semer ou faucher, dans l’agriculture ou la sylviculture
A travel control device is provided. The travel control device comprises a housing that is mounted on a vehicle, a sensor that is mounted in the housing and emits an electromagnetic wave to detect an obstacle; and a circuit for controlling traveling of the vehicle based on a detection result of the sensor. The sensor is positioned vertically above a region that may be the center of gravity of the vehicle.
An engine-mounted apparatus includes a waste liquid recovery mechanism including: a frame being able to be drawn out of the housing via an opening provided on a side wall of the housing; a cover plate fixed to an outer end of the frame outside the housing, and configured to cover the opening from an outside of the side wall when the frame is stored; a retaining member fixed to an inner end of the frame inside the housing, and configured to abut on an inner surface of the side wall to hold the frame while a front surface of the cover plate faces obliquely downward when the frame is drawn out; and a waste liquid flow path provided in the frame, and including a waste liquid port penetrating the cover plate and protruding outward.
A compressor-mounted engine generator/welder includes: an engine; a generator driven by the engine; a compressor configured to obtain compressed air; a first housing configured to accommodate the engine and the generator; and a second housing configured to accommodate the compressor. The first housing includes a coupling space to removably couple the second housing.
The present invention provides a handheld working machine including an operating rod held with a hand to perform work and a working machine unit provided on a head end of the operating rod. The operating rod includes a straight part extending in a direction of extension of a working device of the working machine unit and a curved part connecting the straight part to the working machine unit.
A working robot system including a working robot configured to output its self-position information on a field, an imaging apparatus configured to capture an image of the field, and a controller configured to acquire the image of the field captured by the imaging apparatus and the self-position information output by the working robot is provided. Based on the position of the working robot on the captured image and the self-position information output by the working robot, the controller assigns position information to the remaining parts of the captured image.
G05D 1/243 - Moyens de capture de signaux provenant naturellement de l’environnement, p. ex. signaux optiques, acoustiques, gravitationnels ou magnétiques ambiants
A working robot system includes a working robot configured to perform work while autonomously traveling, and a non-energization wire configured to partition a working area or an active area of the working robot. The working robot includes a wire detector configured to detect the wire. The working robot system includes a controller configured to control the working robot to autonomously travel within a area partitioned by the wire, based on a detection signal from the wire detector.
There is provided a power cutting machine including a main body including a motor, an arm connected to the main body at its base end and including a belt transmission mechanism configured to transmit drive power of the motor, and a working device connected to the head end of the arm and including a cutting blade configured to be rotated by power transmitted via the belt transmission mechanism. The working device includes a brake mechanism configured to be actuated when the cutting blade is subject to overload and apply a brake to the cutting blade.
B23D 47/12 - Machines à scier ou dispositifs de sciage travaillant au moyen de lames circulaires, caractérisés uniquement par la structure d'organes particuliers de l'entraînement de lames de scies circulaires
B28D 1/04 - Travail de la pierre ou des matériaux analogues p. ex. briques, béton, non prévu ailleursMachines, dispositifs, outils à cet effet par sciage avec des lames de scie circulaires ou des disques de scie
A power cutting machine includes a main body including a motor, an arm connected to the main body at its base end and including a belt transmission mechanism configured to transmit drive power of the motor, and a working device connected to the head end of the arm and including a cutting blade configured to be rotated by power transmitted via the belt transmission mechanism. The arm includes a brake mechanism configured to apply a brake to a drive pulley of the belt transmission mechanism. The brake mechanism includes an indicator mechanism configured to allow a braking state to be visually recognized.
B23D 47/04 - Machines à scier ou dispositifs de sciage travaillant au moyen de lames circulaires, caractérisés uniquement par la structure d'organes particuliers des dispositifs d'alimentation, de mise en place, de serrage ou de rotation de la pièce
B23D 47/12 - Machines à scier ou dispositifs de sciage travaillant au moyen de lames circulaires, caractérisés uniquement par la structure d'organes particuliers de l'entraînement de lames de scies circulaires
An engine control device that regulates fuel to be supplied to an engine including: a starting fuel supply valve that supplies starting fuel to air to the engine or to an air-fuel mixture of air and fuel in starting the engine; an engine temperature detection unit that detects an engine temperature of the engine; an engine speed detection unit that detects the engine speed of the engine; and a control unit that controls the starting fuel supply valve to open and close to control the engine, in which the control unit controls an opening time of the starting fuel supply valve according to the engine temperature and the engine speed.
F02D 41/06 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections pour des conditions particulières de fonctionnement pour le démarrage ou le réchauffage du moteur
F02M 1/16 - Autres moyens d'enrichir le mélange air-combustible pendant le démarrageCuves additionnelles à carburant pour le démarrageUtilisation de combustibles différents pour le démarrage et le fonctionnement normal
15.
Working machine with operating rod and hanging tool for shoulder belt
A working machine includes: a working device mounted on a front end of an operating rod; a power device mounted on a base end of the operating rod; and the operating rod equipped with a hanging tool for a shoulder belt. The hanging tool includes a stopper. The stopper is configured to allow a pair of fastening portions to approach or be spaced from one another while sandwiching a circumference of the operating rod. The fastening portions include a through hole orthogonal to the longitudinal direction of the operating rod. A base end of an operating lever is pivotably supported around a rotating shaft parallel to the operating rod on the second end side of an operating shaft. The operating lever is rotated such that a front end of the operating lever approaches a side surface of the operating rod to fasten the stopper.
A01D 34/84 - FaucheusesAppareils de fauchage des moissonneuses spécialement adaptés à des usages particuliers pour bordures de gazon ou de champs, p. ex. pour le fauchage près d'arbres ou de murs
A01D 34/90 - FaucheusesAppareils de fauchage des moissonneuses spécialement adaptés à des usages particuliers destinés à être portés par l'opérateur
F16M 13/04 - Autres supports ou appuis pour positionner les appareils ou les objetsMoyens pour maintenir en position les appareils ou objets tenus à la main pour être portés par une personne ou pour maintenir fixe par rapport à une personne, p. ex. par des chaînes
Provided is an autonomous lawn mower including: a movable machine body being movable through unmanned driving with moving devices; at least one lawn mowing work unit mounted on the movable machine body; and a machine body cover that covers an upper surface and a peripheral surface of the movable machine body. The at least one lawn mowing work unit includes: a cutting blade; a prime mover configured to drive the cutting blade; at least one ground-contact member, which is located within an area (WB) between the moving devices in a front-and-rear direction, and is configured to prevent contact of the cutting blade with a ground surface; and an adjustment mechanism configured to allow the lawn mowing work unit to be moved upward and downward with respect to the movable machine body. The ground-contact member and the cutting blade are located inside the machine body cover.
A01D 34/00 - FaucheusesAppareils de fauchage des moissonneuses
A01D 34/64 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p. ex. un tracteur, ou tirés par un animal ou un véhicule
A01D 34/86 - FaucheusesAppareils de fauchage des moissonneuses spécialement adaptés à des usages particuliers pour une utilisation sur un terrain en pente, p. ex. sur un talus
A01D 75/28 - Mécanismes de commande des moissonneuses ou des faucheuses se déplaçant sur des déclivitésDispositifs pour éviter les poussées latérales
A hedge trimmer comprises a cutter assembly and a drive operating portion for driving and operating the cutter assembly is provided. The drive operating portion in the hedge trimmer includes a body with a power source, a front handle, and a rear handle. The front handle includes a rod-shaped front gripping portion provided to protrude laterally of the cutter assembly and a trigger lever displaceably mounted on the front gripping portion, allowing and releasing transmission of drive power from the power source to the cutter assembly. When the hedge trimmer is viewed laterally in a state where a thickness direction of the cutter assembly being a vertical direction, the trigger lever is arranged to protrude from the front gripping portion in a direction inclined forward with respect to the vertical direction on a lower side of the vertical direction.
Provided is an engine control device and a fuel control device which controls fuel to the engine, said engine control device and said fuel control device being configured to comprise: a first thermistor that is disposed in a place which is easily affected by the temperature of the engine and that detects a first detection temperature; a second thermistor that is disposed in a place which is not easily affected by the temperature of the engine and that detects a second detection temperature; and a control unit that controls fuel to the engine on the basis of a deviation between the first detection temperature and the second detection temperature. This prevents execution of starting assist when the starting assist is unnecessary, such as during operation of the engine or immediately after the operation has stopped.
F02D 45/00 - Commande électrique non prévue dans les groupes
F02D 43/00 - Commande électrique simultanée de plusieurs fonctions, p. ex. allumage, mélange air-combustible, recirculation, suralimentation ou traitement des gaz d'échappement
A hand-held drive apparatus comprises an apparatus main body including a pruner and a handle rotatably connected to the apparatus main body and including a rotation lock mechanism and a drive operation mechanism. The rotation lock mechanism includes a rotation lock lever movable to a rotation prevention position where the handle is prevented from rotating, and to a rotation allowance position where the handle is allowed to rotate. The drive operation mechanism includes a switch configured to control activation of the pruner and a throttle lever movable to a contact position where the throttle lever pushes the switch and to a non-contact position where the throttle lever is separated from the switch. The throttle lever contacts the rotation lock lever at the rotation allowance position to maintain the non-contact position, and is, when the rotation lock lever is at the rotation prevention position, allowed to move to the contact position.
A cutter assembly for a hedge trimmer comprises a lower cutter and an upper cutter overlap each other and slidable along their longitudinal direction. Each of the lower cutter and the upper cutter has a cutter main body and a plurality of cutting edges protruding laterally from the cutter main body. At least the cutter main body of the lower cutter has an elongated hole penetrating the cutter main body of the lower cutter in its thickness direction and extending along the longitudinal direction. The elongated hole is exposed to an outside of the cutter assembly. An area along the longitudinal direction on an inner circumferential face of the elongated hole has at least one removal structure having a function of contacting a branch that has entered the elongated hole, and thereby removing the branch from within the elongated hole.
A movable valve element (24) is comprised of a valve member (22) and a leaf spring (26). A passage forming member (12) is securely fixed to a valve chamber forming member (10) that forms a valve chamber (S). The passage forming member (12) has a fluid passage (14) extending from one end to the other end thereof, with the one end (14a) of the fluid passage (14) constituting an outlet port of the valve chamber (S). The passage forming member (12) has an O-ring (20) surrounding and spaced apart from the outlet port (14a), the O-ring (20) constituting a valve seat. Spring force of the leaf spring (26) brings the valve member (22) into pressure contact with the O-ring (20), to form a closed valve state.
F02M 37/00 - Appareils ou systèmes pour transférer le combustible liquide des réservoirs de stockage aux carburateurs ou aux injecteursDispositions d'épuration du combustible liquide spécialement conçues pour les moteurs à combustion interne ou aménagées sur ceux-ci
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
A hand-held electric working machine for cutting a work object is provided. The electric working machine comprises a working portion, a motor, a control unit, and a guide portion. The working portion is configured to cut the work object. The motor is configured to allow rotary power to be generated for allowing the working portion to drive. The control unit is configured to electrically control rotation of the motor. The guide portion is provided on the control unit, thereby forming a first air flow path surrounded by the guide portion and the control unit. The first air flow path is configured to allow air to circulate therein by rotation of the motor, thereby cooling the control unit.
B25F 5/00 - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
A01G 3/08 - Autres outils à élaguer, émonder ou ébrancher des arbres sur pied
H02K 5/20 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction avec des canaux ou des conduits pour la circulation d'un agent de refroidissement
H02K 7/14 - Association structurelle à des charges mécaniques, p. ex. à des machines-outils portatives ou des ventilateurs
H02K 9/06 - Dispositions de refroidissement ou de ventilation par l'air ambiant s'écoulant à travers la machine comportant des moyens pour établir la circulation d'un agent de refroidissement avec des ventilateurs ou des dispositifs d'entraînement mûs par l'arbre de la machine
H02K 11/33 - Circuits d’entraînement, p. ex. circuits électroniques de puissance
A hand-held electric working machine for cutting a work object is provided. The electric working machine comprises a working portion, a housing, a motor, and a control unit. The working portion is configured to cut the work object. The housing extends in a first direction from a rear side where a user is positioned to a front side where the work object is positioned. The motor is configured to generate rotary power for allowing the working portion to drive and is provided on the rear side of the housing, displaced in a second direction with respect to a centerline of the housing. The centerline extends in the first direction, and the second direction is perpendicular to the first direction. The control unit is configured to electrically control rotation of the motor and is positioned opposite the motor across the centerline.
A collector comprises a main body comprising: front wheels; rear wheels; a driving device; a battery; a collection device to pick up a ball; and a collection container to accommodate the ball. The battery and the collection container are disposed between respective axles for the front and rear wheels, and respective positions of centers of gravity of the battery and the collection container are situated in an area defined between a first tangential line tangent to an upper portion of the front wheel and an upper portion of the rear wheel and a second tangential line tangent to a lower portion of the front wheel and a lower portion of the rear wheel. This structure improves weight balance of the collector and enhances stability during travel.
An information processing system is provided which can increase the possibility that a path along which work quality is high is set in a work area. In an acquisition step of the information processing system, boundary information is acquired, the boundary information indicating the boundary of the work area targeted by a work machine that can travel autonomously. In a setting step, a path of the work machine is set in order to minimize unreached areas from the work area on the basis of the acquired boundary information, and when the work quality in the case of using a path set by a first method does not meet a prescribed criterion, a path is set by a second method.
G05D 1/644 - Optimisation des paramètres de parcours, p. ex. consommation d’énergie, réduction du temps de parcours ou de la distance
G05D 1/648 - Exécution d’une tâche au sein d’une zone ou d’un espace de travail, p. ex. nettoyage
G05D 101/15 - Détails des architectures logicielles ou matérielles utilisées pour la commande de la position utilisant des techniques d’intelligence artificielle [IA] utilisant l’apprentissage automatique, p. ex. les réseaux neuronaux
G05D 105/15 - Applications spécifiques des véhicules commandés pour récolter, semer ou faucher, dans l’agriculture ou la sylviculture
Provided is a vacuum capable of increasing the air flow with a larger volume of air sucked from a suction port and increasing the initial velocity (sucking rate) of sucked objects near the suction port, and also capable of smoothly feeding pressurized wind in a pipe and efficiently sucking objects to collect the sucked objects. An ejection port is provided near the suction port by a turn portion and an inner pipe. In addition, the ejection port is provided outward of a narrowest portion of the inner pipe, the narrowest portion being provided nearer to the base end than the ejection port.
A47L 5/14 - Caractéristiques de structures des aspirateurs à pompes à air ou compresseurs à moteur, p. ex. fonctionnant par le vide créé par le moteur d'un véhicule nettoyant par ventilation, combiné également avec un nettoyage par aspiration
A47L 5/36 - Aspirateurs munis d'un tube souple entre la buse et le corpsAspirateurs se fixant sur les escaliersAspirateurs se transportant sur le dos
Provided is a handheld electric vacuum capable of improving the operability and workability while reducing the likelihood of the structure becoming more complicated or larger by optimizing the layout configuration around a handle, including a blower fan, a casing, and a battery. The blower fan is inclined forwardly along a bending portion and disposed on the base end side of the bending portion provided at the base end of the pipe. In addition, an opposing portion (vertical side portion) of the handle incorporating the battery, facing the blower fan is inclined (inclined backwardly) oppositely to the blower fan. The upper length (near a grip portion) of a space of the handle formed on the base end side of the blower fan is greater than the lower length thereof.
Provided is a vacuum blower, when used as a vacuum for sucking work, capable of increasing air flow with a larger volume of air sucked from a suction port and increasing the initial velocity (sucking rate) of sucked objects near the suction port, and when used as a blower for blowing work, capable of delivering rectilinearly directed wind from the blowing port and quickly switching between sucking work and blowing work. By sliding an inner pipe disposed inside a pipe relative to the pipe, opposite end portions of the inner pipe come into close contact with opposite end portions (turn portions) of a nozzle facing the opposite end portions of the inner pipe, such that one ejection port is closed and the other ejection port is opened to allow pressurized wind generated by a blower fan to be ejected along the inside of the inner pipe to switch between sucking state and blowing state.
A work management system includes: a working robot configured to perform work while autonomously traveling on a field; a management facility configured to manage the field and balls; and a management device configured to know a management situation of the balls. A work schedule of the working robot is adjusted depending on a ball management situation known by the management device.
[Problem] To provide a technique capable of making damage unlikely to occur at a joining spot of sheet-like members constituting a guide bar. [Solution] One aspect of the present invention provides a guide bar. This guide bar comprises three sheet-like members, which are a first metal sheet, a second metal sheet, and a resin sheet. A first surface of the resin sheet and a first inner surface of the first metal sheet make contact with each other. A second surface of the resin sheet and a second inner surface of the second metal sheet make contact with each other. Joining spots are provided to integrally join the three sheet-like members, at a plurality of spots in a region where the three sheet-like members overlap. A lateral surface of the resin sheet, the first inner surface, and the second inner surface form a groove through which a saw chain passes.
A robotic working apparatus includes: a working robot configured to perform work while autonomously traveling in a set working area; and a controller configured to control motion of the working robot and including a working area setting section configured to partition and set the working area. The working area setting section sets an individual enclosed area overlapping with an existing working area.
G05D 1/02 - Commande de la position ou du cap par référence à un système à deux dimensions
G05D 1/00 - Commande de la position, du cap, de l'altitude ou de l'attitude des véhicules terrestres, aquatiques, aériens ou spatiaux, p. ex. utilisant des pilotes automatiques
A pruner is provided including a pruning mechanism including a pruning blade on a tip side, a pole connected to a base side of the pruning mechanism, and a hook mechanism including a hook that projects to a lateral side substantially orthogonal to a central axis of the pole and that is displaceable in a range from a first position where an end portion is away from the central axis to a second position where the end portion is close to the central axis. The hook is configured to keep the first position when first external force in a direction from the base side toward the tip side is applied, and be displaced from the first position to the second position when second external force in a direction from the tip side toward the base side and/or a direction from the lateral side toward the central axis is applied.
An alternating current generator driven by an engine and capable of obtaining power from an output terminal connected to armature windings according to a plurality of different power supply specifications includes a calculation processing device configured to calculate a remaining capacity from a voltage value between terminals of the output terminal and a current value of a current flowing to the output terminal, and display the remaining capacity. The calculation processing device performs: calculating the remaining capacity as an apparent power value; calculating usage power as an active power value to calculate remaining power by subtracting the usage power from a rated output of the engine; and comparing the remaining capacity with the remaining power, and outputting a smaller value as a remaining capacity display value indicated by the active power value.
H02J 3/18 - Dispositions pour réglage, élimination ou compensation de puissance réactive dans les réseaux
H02P 9/10 - Commande s'exerçant sur le circuit d'excitation de la génératrice afin de réduire les effets nuisibles de surcharges ou de phénomènes transitoires, p. ex. application, suppression ou changement brutal de la charge
H02P 9/30 - Dispositions pour la commande de génératrices électriques de façon à obtenir les caractéristiques désirées à la sortie par variation du champ utilisant des tubes à décharge ou des dispositifs à semi-conducteurs utilisant des dispositifs à semi-conducteurs
Provided is an easy engine starting system including: an engine; a centrifugal clutch configured to transmit a driving force of the engine to a driven device; and a control device configured to adjust output of the engine. When the engine is to be started, the engine is accelerated at start engine output which enables the engine to reach a rotation speed higher than a clutch-in rotation speed. The control device has suppression control of suppressing, at the start engine output, the rotation speed to a rotation speed equal to or lower than the clutch-in rotation speed.
F02N 3/02 - Autres appareils de démarrage actionnés par la force musculaire comportant un cordon de démarrage
F16D 43/06 - Embrayages automatiques à commande interne actionnés entièrement mécaniquement commandés par la vitesse angulaire avec masses centrifuges agissant selon l'axe sur une bague de pression mobile ou sur une pièce analogue
A fuel regulator includes a limit cap which is attached to a needle valve which is inserted into a regulation hole. In an inner peripheral surface of a second hole portion of the regulation hole, a restriction groove and a guide groove which extends from the restriction groove through an outer surface of a main body portion in an axial direction of the second hole portion are formed. A projecting portion which is inserted into the restriction groove is formed on an outer peripheral surface of the limit cap, and the projecting portion is capable of passing through the guide groove, and in the main body portion, a cast hole which extends from the restriction groove through the outer surface of the main body portion in a direction intersecting the axial direction of the second hole portion is formed.
F02M 9/10 - Carburateurs comportant des obturateurs d'étranglement d'air ou du mélange air-combustible autres que du type à papillonCarburateurs comportant des chambres de forme ou position variable pour le mélange air-combustible comportant des obturateurs ou moyens de réglage analogues, du type à paroi élastique, agissant sur le conduit ou sur la section transversale des chambres de mélange air-combustible
A flow control restrictor includes: a needle valve; and a limit cap which is made of metal and attached to the needle valve. In the needle valve, a first shaft portion which is made of metal and screwed into a regulation hole and a second shaft portion which is made of metal and housed inside the regulation hole are formed. On the second shaft portion, a first projection-and-recess portion is formed, and a pressed portion made of resin is provided on the first shaft portion side relative to the first projection-and-recess portion. The limit cap is fitted onto the second shaft portion. On the limit cap, a projecting portion which is inserted into a restriction groove of the regulation hole and a second projection-and-recess portion which is engaged with the first projection-and-recess portion are formed. The pressed portion is pressed against an inner peripheral surface of the limit cap.
An ignition resumption control unit (40) is disposed that resumes control of an ignition plug (14) if a first predetermined time has elapsed or if engine rotation number has fallen below a threshold value, after receiving an engine stop signal. The ignition resumption control unit (40) executes the control of the ignition plug (14), based on resumption ignition timings (Tg(R-on)) that are timing deviating from an entire ignition timing range set in a normal working area of an engine body (2).
F02D 41/04 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections pour des conditions particulières de fonctionnement
38.
SUCTION AND SEPARATION COMPOSITE TUBE, AND SUCTION CLEANING MACHINE AND HARVESTING MACHINE USING SAME
Provided is a suction and separation composite tube, and a suction cleaning machine and a harvesting machine using the same, which are highly cost effective and are capable of, with a relatively simple structure to keep the manufacturing costs low, separating items of relatively small specific gravity from items of relatively large specific gravity even if the output of a motor is set high, and thus reducing the likelihood of clogging or the like of sucked objects and effectively preventing damage to or breakage of a fan and a fan casing. The suction and separation composite tube includes a connecting tube portion, a suction tube portion, and a separation tube portion. The suction tube portion or the separation tube portion is integrally continuous with the connecting tube portion at a distal end thereof. The suction tube portion and the separation tube portion are combined together at an intermediate portion or proximal end portion thereof. Using the fact that the flow velocity of airflow involving sucked objects that have been sucked from a suction port decreases at a combining portion, the sucked objects are separated into items of relatively small specific gravity and items of relatively large specific gravity.
The present invention makes it possible for waste liquid recovery work performed during maintenance of an engine-mounting device to be performed cleanly and without much effort, and makes it possible to minimize device dirtiness as well as the risk of environmental pollution. This engine-mounting device comprises a waste liquid recovery mechanism, the waste liquid recovery mechanism being provided with a frame body that can be freely pulled out from the interior of a housing to the outside through an opening provided in a side wall of the housing, a cover plate that is fixed to the outer end of the frame body on the outer side of the housing and that closes the opening from the outer side of the side wall when the frame body is stored, a retaining member that is fixed to the inner end of the frame body on the inner side of the housing and that comes into contact with the inner surface of the side wall to hold the front surface of the cover plate in a downward-tilted orientation when the frame body is pulled out, and a waste liquid flow path that is provided inside the frame body and that has a waste liquid port passing through and protruding out of the cover plate.
The present invention improves the portability of an engine generator/welder equipped with a compressor, and improves the maintainability of the compressor. An engine generator/welder equipped with a compressor comprises: an engine; a power generator driven by the engine; the compressor for using compressed air; a first housing accommodating the engine and the power generator; and a second housing accommodating the compressor. The first housing has a connection space for detachably connecting the second housing.
A voltage fluctuation suppressing device for an alternating current generator provided in the alternating current generator and configured to suppress voltage fluctuation by excitation control based on an output voltage includes a processor, and a memory configured to be able to communicate with the processor. The processor is configured to: detect a load current of each of output terminals; identify in-use output terminals based on the detection of the load current; detect inter-terminal voltages of the output terminals including the identified output terminals; and control excitation by using an output voltage calculated from the detected inter-terminal voltages.
H02P 9/00 - Dispositions pour la commande de génératrices électriques de façon à obtenir les caractéristiques désirées à la sortie
H02P 9/10 - Commande s'exerçant sur le circuit d'excitation de la génératrice afin de réduire les effets nuisibles de surcharges ou de phénomènes transitoires, p. ex. application, suppression ou changement brutal de la charge
H02P 9/30 - Dispositions pour la commande de génératrices électriques de façon à obtenir les caractéristiques désirées à la sortie par variation du champ utilisant des tubes à décharge ou des dispositifs à semi-conducteurs utilisant des dispositifs à semi-conducteurs
A ball collecting system includes a picker, and a pit configured to enable balls discharged from the picker to be collected in a ball-collecting space. At least one basket whose upper part is open is disposed in the ball-collecting space to allow the discharged balls to be dropped and stored in the basket. The ball-collecting space is configured such that one end thereof in a horizontal direction is formed as an open zone, to allow the basket to be taken out from the ball-collecting space through the open zone.
The present invention makes it possible to maintain desired work accuracy even when the grip on an operation lever has been loosened when performing work by moving upward or sideward a work machine unit equipped at the distal end of the operation lever. This hand-held work machine comprises a work machine unit on the distal end side of an operation lever and is for performing work while the operation lever is held by the hand, wherein the operating lever comprises: a linear section that extends in the extending direction of a working part of the work machine unit, and a curved section that joins the work machine unit to the linear section.
A handheld vacuum device includes a blower configured to suck air; an air intake duct configured to allow the blower to suck air therethrough, thereby capturing rubbish on a floor surface, from an open edge thereof; wheels configured to be rotated in a first direction in conjunction with a forward movement of the air intake duct and to be rotated in a second direction which is a direction opposite to the first direction, in conjunction with a backward movement of the air intake duct; a brush body provided on a rearward side of the open edge of the air intake duct, and configured to be rotated so as to sweep rubbish on the floor surface; and a rotation mechanism configured to rotate the brush body based on the rotation of the wheels. The rotation mechanism is configured to rotate the brush body in the second direction when the wheels are rotated in the first direction.
A47L 5/26 - Aspirateurs tenus à la main avec instruments entraînés détachant la poussière
A47L 9/00 - Parties constitutives ou accessoires des aspirateurs, p. ex. moyens mécaniques pour commander l'aspiration ou pour entraîner une action de battementDispositifs de rangement spécialement conçus pour les aspirateurs ou les pièces de ceux-ciVéhicules porteurs spécialement conçus pour les aspirateurs
A47L 9/04 - Buses avec brosses ou agitateurs commandés
According to an aspect of the present invention, an electric working machine is provided. The electric working machine comprises a motor, an operation portion, a working portion, and a controller. The working portion is configured to be driven by the motor and act on a work target. The operation portion is configured to be operated by an operator. The controller is configured to control a maximum power that can be input to the motor to a first power when receiving an operation signal indicating an amount of operation to the operation portion. Further, the controller is configured to perform first switching control to switch the maximum power to a second power that is less than the first power when rotation speed of the motor becomes less than a first threshold due to a load on the working portion.
B25F 5/00 - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
H02P 3/08 - Dispositions pour l'arrêt ou le ralentissement de moteurs, génératrices électriques ou de convertisseurs dynamo-électriques pour arrêter ou ralentir individuellement un moteur dynamo-électrique ou un convertisseur dynamo-électrique pour arrêter ou ralentir un moteur à courant continu
H02P 27/04 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p. ex. tension d’alimentation d’onduleurs ou de convertisseurs
H02P 27/06 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p. ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs
B27B 17/08 - Entraînements ou commandesDispositifs pour faire pivoter ou incliner la chaîne
Provided is an unmanned travelling work machine, wherein travel on inclined land can be stabilized even if the center-of-mass of a work unit is moved vertically. The unmanned travelling work machine comprises: a vehicle body that supports a travel unit which carries out a travel operation by remote control; a work unit which is positioned in a center section of the vehicle body and the center-of-mass of which can be moved vertically; and heavy articles which are distributed so as to be provided to the front and the back of the vehicle body, and which serve as a drive source for driving the travel unit and the work unit.
A01D 34/86 - FaucheusesAppareils de fauchage des moissonneuses spécialement adaptés à des usages particuliers pour une utilisation sur un terrain en pente, p. ex. sur un talus
Provided is an unmanned travelling work machine system in which work is performed while a vehicle body is caused to travel in an unmanned state as a result of the operation of a remote transmitter, wherein said system is configured so that the operator of the remote transmitter can perform operations without discomfort. The unmanned travelling work machine system is configured so that the remote transmitter, which causes the vehicle body of the unmanned travelling work machine to travel in an unmanned state, is provided with an operation lever for causing the vehicle body to move forward or move backward. The unmanned travelling work machine system comprises a switching unit for switching the advancing direction of the vehicle body corresponding to one operation direction of the operation lever, from forward to backward, or from backward to forward.
A01D 34/64 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p. ex. un tracteur, ou tirés par un animal ou un véhicule
A01B 69/00 - Direction des machines ou instruments agricolesGuidage des machines ou instruments agricoles selon un parcours déterminé
A portable cutting machine is provided. The portable cutting machine comprises: a cutting portion including a disc-shaped cutting blade that cuts an object to be cut by rotating, and a first rotation axis that serves as a rotation center of the cutting blade; a drive portion including a drive source and a second rotation axis rotating by drive of the drive source; a transmission portion including a first pulley fixed to the first rotation axis, a second pulley fixed to the second rotation axis, and a belt looped around the first pulley and the second pulley, and configured to transmit a rotational force by the drive portion to the cutting portion; and a case including a storage space for storing the transmission portion and at least one communication portion that connect to the storage space and open to outside.
B28D 7/00 - Accessoires spécialement conçus pour leur utilisation avec les machines ou les dispositifs des autres groupes de la présente sous-classe
B25F 5/02 - Structure des boîtiers, corps ou poignées
B28D 1/22 - Travail de la pierre ou des matériaux analogues p. ex. briques, béton, non prévu ailleursMachines, dispositifs, outils à cet effet par découpage, p. ex. exécution d'entailles
B28D 1/24 - Travail de la pierre ou des matériaux analogues p. ex. briques, béton, non prévu ailleursMachines, dispositifs, outils à cet effet par découpage, p. ex. exécution d'entailles au moyen de disques de découpage
B28D 7/02 - Accessoires spécialement conçus pour leur utilisation avec les machines ou les dispositifs des autres groupes de la présente sous-classe pour enlever ou faire se déposer la poussière p. ex. par pulvérisation de liquidesAccessoires spécialement conçus pour leur utilisation avec les machines ou les dispositifs des autres groupes de la présente sous-classe pour refroidir les pièces travaillées
In an air intake-type two-stroke engine 10, an exhaust port 20, a scavenging port 22, etc. are opened and closed by a piston 12. A fuel injection valve 60 is disposed at an upper end section 24a of a scavenging passage 24. The fuel injection valve 60 is preferably installed such that the axis Lax of the fuel injection valve 60 is directed toward the scavenging port 22. The fuel injection timing is set such that fuel injection occurs in the latter half of a scavenging process or in the latter half of a combustion process.
F02B 25/16 - Moteurs caractérisés par l'utilisation d'une charge neuve pour balayer les cylindres utilisant le balayage à flux inversé, p. ex. avec les orifices d'admission et d'échappement disposés près du point mort bas de la course du piston la charge s'écoulant vers le haut, pratiquement le long de la paroi du cylindre opposée aux orifices d'admission
F02M 69/10 - Appareils d'injection de combustible à basse pression particuliers pour moteurs à deux temps à balayage, p. ex. à injection dans le carter de la chambre de pompe
A two-stroke engine according to the present invention includes: a separating wall which confines a tip end portion of an ignition device; an ignition promoting chamber which is formed by means of the separating wall, is independent of a combustion chamber, and encloses the tip end portion of the ignition device; and a plurality of communicating holes which are provided in the separating wall, each of which is provided with a first opening that opens in the combustion chamber and a second opening that opens in the ignition promoting chamber, and which provide communication between the combustion chamber and the ignition promoting chamber.
F02B 19/12 - Moteurs caractérisés par des chambres de précombustion avec allumage commandé
F02B 25/16 - Moteurs caractérisés par l'utilisation d'une charge neuve pour balayer les cylindres utilisant le balayage à flux inversé, p. ex. avec les orifices d'admission et d'échappement disposés près du point mort bas de la course du piston la charge s'écoulant vers le haut, pratiquement le long de la paroi du cylindre opposée aux orifices d'admission
F02B 33/04 - Moteurs avec pompes à piston alternatifMoteurs avec pompes sous carter de l'arbre-manivelle avec pompes simples sous carter de l'arbre-manivelle, c.-à-d. avec la face arrière d'un piston moteur non étagé, agissant comme unique organe de pompage travaillant en conjonction avec le carter
The present invention suppresses system costs and allows a work robot to achieve proper autonomous travel even when location information cannot be acquired for some places. According to the present invention, a work robot system comprises a work robot that outputs a self location within a field, a photography device that photographs the field, and a control device that acquires the self location outputted by the work robot and a photographed image of the field as photographed by the photography device. On the basis of the self position outputted by the work robot and the location of the work robot within the photographed image, the control device adds location information to other locations within the photographed image.
G05D 1/02 - Commande de la position ou du cap par référence à un système à deux dimensions
G01S 19/48 - Détermination de position en combinant ou en commutant entre les solutions de position dérivées du système de positionnement par satellite à radiophares et les solutions de position dérivées d'un autre système
The present invention provides a blower with reduced noise. The blower comprises a blower main body incorporating a centrifugal fan. The blower main body is configured to suck air from both sides of the blower main body by rotation of the centrifugal fan. The centrifugal fan includes a support plate having a rotation center and a plurality of blades provided on each of a first surface and a second surface of the support plate. A position of at least part of the plurality of blades on the first surface and a position of at least part of the plurality of blades on the second surface are misaligned in a circumferential direction, and/or a number of the plurality of blades on the first surface differs from a number of the plurality of blades on the second surface.
A power working machine comprises a working portion, a driving portion, a main body portion, and a blowing portion. The working portion is configured to act on a work object. The driving portion is configured to drive the working portion. The main body portion includes a bottom surface portion, an intake port, and an exhaust port, and is configured to form a storage space for storing the driving portion and an airflow path leading from the intake port to the exhaust port through the storage space. The blowing portion is configured to generate an airflow in the airflow path toward the exhaust port. The intake port is configured to open in a direction having a vertical downward component in a first state in which the power working machine is placed with the bottom surface portion facing a horizontal surface.
B25F 5/00 - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
H02K 5/20 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction avec des canaux ou des conduits pour la circulation d'un agent de refroidissement
H02K 7/14 - Association structurelle à des charges mécaniques, p. ex. à des machines-outils portatives ou des ventilateurs
H02K 9/06 - Dispositions de refroidissement ou de ventilation par l'air ambiant s'écoulant à travers la machine comportant des moyens pour établir la circulation d'un agent de refroidissement avec des ventilateurs ou des dispositifs d'entraînement mûs par l'arbre de la machine
H02K 9/26 - Association structurelle de machines à des dispositifs de nettoyage ou d'assèchement de l'agent de refroidissement, p. ex. de filtres
A simple configuration is provided to facilitate removal of a battery. An electric working machine comprises an electric working portion and a main body portion. The electric working portion is configured to operate by electric power supplied from a battery. The main body portion includes a battery holding portion having a holding space for inserting the battery in an insertion direction and holding the battery. The battery holding portion includes a plurality of openings including a first opening through which the battery passes when inserted and a second opening provided at a position that is separated from a front end of the battery held in the holding space in the insertion direction.
A control lever 3 comprises: a transmission shaft 9; a shaft-bearing pipe 15 which rotatably holds the transmission shaft 9; and a main pipe 16 which houses the shaft-bearing pipe 15 therein. The shaft-bearing pipe 15 extends across substantially the entire length L of the transmission shaft 9. The space between the shaft-bearing pipe 15 and the main pipe 16 is entirely filled with a shock-absorbing material 17. With this configuration, it is possible to minimize as much as possible vibration generated in the main pipe 16 due to twisting or deflection of the transmission shaft 9.
a(in1)) of the scavenging passage (14(in1)) related to the scavenging port (16(in1)) has a guide portion (50) defining a second flow direction (44) of scavenging gas discharged from the scavenging port (16(in1)). The second flow direction (44) is deflected to the intake side from the first flow direction (42) at the height level of the scavenging port (16(in1)).
F02B 25/14 - Moteurs caractérisés par l'utilisation d'une charge neuve pour balayer les cylindres utilisant le balayage à flux inversé, p. ex. avec les orifices d'admission et d'échappement disposés près du point mort bas de la course du piston
F02B 17/00 - Moteurs caractérisés par la possibilité d'effectuer une stratification de la charge dans les cylindres
F02B 75/02 - Moteurs caractérisés par leurs cycles, p. ex. à six temps
F02F 1/22 - Autres cylindres caractérisés par la présence de lumières dans les parois du cylindre pour le balayage ou l'alimentation
The rotary body according to the present invention is made of resin and attached to a crankshaft. The rotary body has an outside plate element and an inside plate element which are attached to an outside surface and an inside surface of an arm portion of the crankshaft, respectively, and a pair of filler elements disposed between the outside plate element and the inside plate element and on both sides of the arm portion. The outside plate element and the pair of the filler elements are coupled to each other, and the pair of the filler elements and the inside plate element are coupled to each other.
Provided is a highly reliable, cost-effective scattered object collection system that can determine the correct position of each scattered object on the ground, such as a ball, and efficiently collect scattered objects by reducing unnecessary traveling of an autonomous collector. The scattered object collection system includes an autonomous collector that performs a collecting operation by picking up balls B while traveling in a work area W and a collector management unit that manages the autonomous collector. The collector management unit acquires positional information on the autonomous collector, identifies an actual position where each ball B was picked up in the work area W using the acquired positional information, and allows the autonomous collector to perform a collecting operation in a place having a high density of balls B with higher priority than a place having a low density of balls B using the identified actual positional information on each ball B.
Provided is a two-stroke internal combustion engine, including: a fuel injection valve configured to supply a fuel into a crank chamber; an intake passage configured to allow only air to be sucked thereinto under a negative pressure generated when a piston is actuated; and a scavenging passage that allows communication between the crank chamber and a combustion chamber. Further, air passing through the intake passage is introduced into the scavenging passage, and air stagnant in the scavenging passage at end of air suction contributes to scavenging.
F02B 25/00 - Moteurs caractérisés par l'utilisation d'une charge neuve pour balayer les cylindres
F02B 75/02 - Moteurs caractérisés par leurs cycles, p. ex. à six temps
F02B 25/06 - Moteurs ayant des orifices à la fois dans la culasse et dans la paroi du cylindre près du point mort bas de la course du piston les orifices de la culasse étant commandés par les pistons moteurs, p. ex. par des prolongements de ces derniers en forme de manchon
F02D 41/40 - Commande de l'injection de combustible du type à haute pression avec des moyens pour commander la synchronisation ou la durée de l'injection
F02F 3/24 - Pistons comportant des moyens pour guider les gaz dans les cylindres, p. ex. pour guider la charge de balayage dans les moteurs à deux temps
60.
Two-stroke internal combustion engine and engine working machine
Provided is a two-stroke internal combustion engine, including: a fuel injection valve configured to supply a fuel to a crank chamber; an intake passage configured to allow only air to be sucked thereinto under a negative pressure generated when a piston is actuated; and a scavenging passage that allows communication between the crank chamber and a combustion chamber. The intake passage is branched into a first intake passage and a second intake passage. The first intake passage communicates with the crank chamber. The second intake passage communicates with the scavenging passage. The fuel injection valve is configured to inject the fuel toward at least one of the first intake passage or the crank chamber. Further, air stagnant in the scavenging passage at end of air suction serves as leading air to contribute to scavenging.
F02B 25/16 - Moteurs caractérisés par l'utilisation d'une charge neuve pour balayer les cylindres utilisant le balayage à flux inversé, p. ex. avec les orifices d'admission et d'échappement disposés près du point mort bas de la course du piston la charge s'écoulant vers le haut, pratiquement le long de la paroi du cylindre opposée aux orifices d'admission
F02B 75/02 - Moteurs caractérisés par leurs cycles, p. ex. à six temps
A working robot includes a processor. The processor is configured to form a working track along a traveling route for autonomous travel, recognize a location of a charging base configured to charge a battery as a drive source of the working robot, and set a working traveling route in a working section virtually defined and a charging traveling route between as actual location of the working robot and the location of the charging base. Before start of work for one working section, when it is predicted that an amount of charge becomes insufficient halfway through the work in the working section under a set working condition, the processor sets the charging traveling route, and controls traveling along the set charging traveling route.
A chainsaw includes a chain tension mechanism. The chain tension mechanism includes: an adjustment dial made of resin and rotatable about an axis in a right-left direction; a rotation transmission member made of metal and rotatable about an axis in the right-left direction; a feed screw member made of metal and rotatable about an axis in a front-rear direction; and a slide member coupled to a guide bar. The slide member is screwed to the feed screw member. A first gear of the adjustment dial is meshed with a second gear of the rotation transmission member, and a first bevel gear of the rotation transmission member is meshed with a second bevel gear of the feed screw member.
The present invention makes it possible, when a plurality of work robots perform work on one field, for each of the plurality of work robots to perform the individual work smoothly and efficiently. This work robot management system is for managing motions of each of a plurality of work robots that perform work on one field while autonomously traveling. This work robot management system comprises: a motion information sharing unit that shares information concerning the motions of each of the work robots; and a motion control unit that controls the motions of each of the work robots on the basis of the information shared by the motion information sharing unit. On the basis of information concerning at least one of the motions of each of the work robots, motions of the other work robots that perform work, different from the at least one of the motions of each of the work robots, are controlled.
The present invention provides a work management system with which facility operations and facility management can be performed smoothly while a work robot can also work efficiently. The work management system comprises: a work robot that works while moving autonomously in a field; a management facility that manages the field and balls; and a management device that ascertains a management status of the balls, characterized in that a work schedule of the work robot is regulated according to the ball management status ascertained by the management device.
The present invention provides an autonomous-travel-type lawn mower 1 provided with: a travel body 2 capable of unmanned travel using a travel device 4; at least one lawn mowing work unit 3 attached to the travel body 2; and, a body cover 1A for covering the upper surface and the peripheral surface of the travel body 2. The at least one lawn mowing work unit 3 is provided with: a mowing blade 17; a motor 15 for driving the mowing blade 17; at least one ground contact member 23 positioned within the front-rear width WB of the travel device 4 to prevent the mowing blade 17 from contacting the ground surface G; and, an adjustment mechanism 28 for allowing the lawn mowing work unit 3 to move vertically with respect to the travel body 2. The ground contact member 23 and the mowing blade 17 are positioned inside the body cover 1A.
A01D 34/64 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p. ex. un tracteur, ou tirés par un animal ou un véhicule
Provided is a highly reliable, cost-effective scattered object collection system that can efficiently collect scattered objects by reducing unnecessary traveling of a traveling collector. The scattered object collection system includes a traveling collector that performs a collecting operation by picking up balls B while traveling in a work area W, sets a virtual work area Z (or a virtual priority work area Za) to an area in the work area W where balls are relatively densely present and in the vicinity of the storage space of balls, and allows the traveling collector to perform a collecting operation in the virtual work area Z (or the virtual priority work area Za) with higher priority than the other areas.
Two-cycle engine includes cylinder block formed with a cylinder and crank chamber. The cylinder block includes: an exhaust passage leading to a combustion chamber in the cylinder through an exhaust port opened to an inner circumferential surface of the cylinder; a scavenging port opened to the inner circumferential surface of the cylinder; a communication passage extending from the scavenging port in a radial direction of the cylinder; and a scavenging passage extending in an axial direction of the cylinder, communicating with the crank chamber, and having an opening portion formed in a bottom surface of the communication passage. A ceiling surface of the communication passage is inclined toward a cylinder head with increasing distance from a scavenging passage side thereof toward the scavenging port. A bottom surface of the communication passage is inclined toward the crank chamber with increasing distance from a scavenging passage side thereof toward the scavenging port.
F02F 1/22 - Autres cylindres caractérisés par la présence de lumières dans les parois du cylindre pour le balayage ou l'alimentation
F02B 25/14 - Moteurs caractérisés par l'utilisation d'une charge neuve pour balayer les cylindres utilisant le balayage à flux inversé, p. ex. avec les orifices d'admission et d'échappement disposés près du point mort bas de la course du piston
F02B 33/04 - Moteurs avec pompes à piston alternatifMoteurs avec pompes sous carter de l'arbre-manivelle avec pompes simples sous carter de l'arbre-manivelle, c.-à-d. avec la face arrière d'un piston moteur non étagé, agissant comme unique organe de pompage travaillant en conjonction avec le carter
F02B 75/02 - Moteurs caractérisés par leurs cycles, p. ex. à six temps
A trimming machine capable of suppressing damage to a gear when blades are locked, with a simple structure without increasing weight and cost. The trimming machine includes: an electric motor; a blade drive gear rotationally driven by the electric motor; an eccentric cam provided in the gear; and a pair of blades relatively slidably facing and contacting each other, in which the eccentric cam is adapted to reciprocate the pair of blades in relatively opposite directions along the longitudinal direction of the blades, thereby grinding cutting edges against each other, the cutting edges provided in a protruding manner with gaps therebetween in the pair of blades, and a shock absorbing portion is provided between a connecting portion connected to the eccentric cam and the cutting edges in each of the blades.
A trimming machine capable of releasing cutting edges from branches or the like, by reversing motor rotation without requiring additional operation (with normal operation) by a user, such as operating a forward-reverse switching lever, when blades are locked. The trimming machine includes: an electric motor; a blade drive gear rotationally driven by the electric motor; an eccentric cam provided in the gear; a pair of blades relatively slidably facing and contacting each other, which are reciprocated, by the eccentric cam, in relatively opposite directions along a longitudinal direction of the blades, thereby grinding cutting edges provided in a protruding manner with gaps therebetween in the pair of blades against each other; a trigger lever for driving the blades; and a control circuit (controller) that controls a rotational driving of the electric motor based on input from the trigger lever and switches a rotational direction of the electric motor at each time of the input from the trigger lever.
An engine (2) is a four-flow scavenging type engine. Four scavenging ports (34) include: first right and left scavenging ports (34(lef-1) and 34(ref-1)) that lie on a side relatively away from an exhaust port (22) and that lie facing each other with a cylinder (4) in between; and second right and left scavenging ports (34(lef-2) and 34(ref-2)) that lie closer to the exhaust port (22) than first right and left scavenging ports do and that lie facing each other with the cylinder (4) in between. The second left scavenging port and the first right scavenging port that make up a first mutually diagonal set (Diag-No. 1) have different opening timings from those of the first left scavenging port and the second right scavenging port that make up a second mutually diagonal set (Diag-No. 2).
F02B 25/14 - Moteurs caractérisés par l'utilisation d'une charge neuve pour balayer les cylindres utilisant le balayage à flux inversé, p. ex. avec les orifices d'admission et d'échappement disposés près du point mort bas de la course du piston
F02B 33/04 - Moteurs avec pompes à piston alternatifMoteurs avec pompes sous carter de l'arbre-manivelle avec pompes simples sous carter de l'arbre-manivelle, c.-à-d. avec la face arrière d'un piston moteur non étagé, agissant comme unique organe de pompage travaillant en conjonction avec le carter
F02F 1/22 - Autres cylindres caractérisés par la présence de lumières dans les parois du cylindre pour le balayage ou l'alimentation
F02B 75/02 - Moteurs caractérisés par leurs cycles, p. ex. à six temps
An ignition coil unit includes: an ignition circuit including a primary coil and a secondary coil; a power generator including a generator coil; a controller configured to control an ignition timing of the ignition circuit by an input signal generated by an induced voltage of the generator coil; and a sensor configured to input load information to the controller. The controller includes a memory configured to store working time information which corresponds to operating information based on the input information and the load information, as matrix data composed of the operating information, the load information and time data.
A lawn mower (1A), comprising a main body portion (10) and a grass collecting container (50). The main body portion (10) can move forwards, the grass collecting container (50) is configured behind the main body portion (10), and the grass collecting container (50) is connected to the main body portion (10) in a manner of being freely disassembled and assembled with respect to the main body portion (10); a cylindrical housing portion (12) is formed on the main body portion (10), the housing portion (12) is opened at the bottom of the main body portion (10), and a mowing blade (16) is housed in the housing portion (12); in the state that the grass collecting container (50) is disassembled from the main body portion (10) and the main body portion (10) is erected with the rear portion of the main body portion (10) as a lower side, the grass collecting container (50) can be mounted at the bottom of the main body portion (10), so that at least part of the grass collecting container (50) can enter into the housing portion (12) from the bottom of the main body portion (10), and the grass collecting container (50) can be supported by the inner surface of the housing portion (12). Therefore, in the state that the main body portion is erected, the grass collecting container can be stably mounted at the bottom of the main body portion, so that safe and compact storage can be achieved.
A01D 43/063 - Faucheuses combinées avec des appareils permettant d'effectuer des opérations supplémentaires pendant le fauchage avec des moyens pour collecter, ramasser ou charger les produits fauchés dans un conteneur porté par la faucheuseConteneurs à cet effet
A01D 34/63 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical
Provided is an axial flow blower capable of effectively increasing a wind speed while suppressing decrease in a wind volume. The axial flow blower includes a housing including an air blowing passage extending from a suction opening to an ejection opening, an electric motor, and an air blowing fan that blows air from the suction opening toward the ejection opening. The housing is provided with a blow-out pipe that forms a portion of the air blowing passage extending in a direction along a rotation axis of the air blowing fan and has a distal end opening serving as the ejection opening, and a distal end portion of the blow-out pipe formed of a straight pipe is provided with an R part (first R part) formed of an outwardly rounded arc.
F04D 25/06 - Ensembles comprenant des pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité
F04D 19/00 - Pompes à flux axial spécialement adaptées aux fluides compressibles
A47L 5/14 - Caractéristiques de structures des aspirateurs à pompes à air ou compresseurs à moteur, p. ex. fonctionnant par le vide créé par le moteur d'un véhicule nettoyant par ventilation, combiné également avec un nettoyage par aspiration
Provided is an axial flow blower capable of improving an intake efficiency even when air is introduced from a plurality of suction openings. An axial flow blower includes a housing including an air blowing passage extending from a plurality of suction openings (lateral suction opening and lower suction opening) to an ejection opening, an electric motor, and an air blowing fan that blows air from the plurality of suction openings (lateral suction opening and lower suction opening) toward the ejection opening. An air blowing guide member is provided closer to the plurality of suction openings (lateral suction opening and lower suction opening) than to the air blowing fan, inside of the plurality of suction openings (lateral suction opening and lower suction opening). The air blowing guide member guides air introduced into the air blowing passage from the plurality of suction openings (lateral suction opening and lower suction opening) toward the air blowing fan.
The reciprocating cutting blade apparatus includes: a pair of reciprocating cutting blades disposed to overlap one another in a thickness direction; a support member configured to reciprocably support the reciprocating cutting blades in a longitudinal direction; and an adjustment mechanism configured to adjust a gap between the reciprocating cutting blades on a lower surface side of the support member. The adjustment mechanism includes: a screw hole provided in the support member; an adjustment screw including an external thread configured to threadedly engage with the screw hole through long holes provided in the reciprocating cutting blades; and a nut configured to threadedly engage with the external thread protruding from an upper surface of the support member to fix the external thread to the support member. The external thread protruding from the upper surface of the support member includes an operated portion configured to be operated to turn the adjustment screw.
A mower includes a first traveling unit which travels on a ground, a first operating unit which is joined to the first traveling unit and includes a blade which mows grass on the ground, and a guide member provided in front of the first traveling unit. While the first traveling unit travels forward, balls (objects) on the ground and in contact with the guide member move along the guide member.
A collecting machine (1A) comprises a device body (100) having a front wheel (21) and rear wheel (22), a drive device (30), a battery (40), a collecting device (50) for picking up balls (3), and a collection container (60) for storing the balls (3). The battery (40) and collection container (60) are disposed between the front and rear axles (21a, 22a), and the center-of-gravity position of the battery (40) and collection container (60) is disposed in a region between a first tangent (L1) from the top of the front wheel (21) to the top of the rear wheel (22), and a second tangent (L2) from the bottom of the front wheel (21) to the bottom of the rear wheel (22). Through this configuration, the collecting machine (1A) can have good weight balance, and thus stability during travel can be enhanced.
[Problem] To provide an information processing system which can increase the possibility that a path along which work quality is high is set in a work area. [Solution] According to an aspect of the present invention, an information processing system is provided. In an acquisition step of said information processing system, boundary information is acquired, the boundary information indicating the boundary of the work area targeted by a work machine that can travel autonomously. In a setting step, a path of the work machine is set in order to eliminate unreached areas from the work area on the basis of the acquired boundary information, and when the work quality in the case of using a path set by means of a first method does not meet a prescribed criterion, a path is set by means of a second method.
A working robot system includes a working robot, and a processor configured to set a working region in which the working robot performs work. The working robot includes: a machine including a traveling device configured to be able to autonomously travel; a working device configured to perform the work along a traveling route of the machine; a driving device configured to drive the traveling device and the working device; and a battery as a power source of the driving device. The processor sets a work boundary to define a preferential working region where the work can be finished, in view of work capacity of the working robot, based on location information of a preferential location set by input.
G05D 1/02 - Commande de la position ou du cap par référence à un système à deux dimensions
G05D 1/00 - Commande de la position, du cap, de l'altitude ou de l'attitude des véhicules terrestres, aquatiques, aériens ou spatiaux, p. ex. utilisant des pilotes automatiques
A01D 34/00 - FaucheusesAppareils de fauchage des moissonneuses
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
The present invention enables an individual region assigned a meaning with regard to a work region to be set immediately. This robot work apparatus comprises a work robot that performs work while traveling autonomously in a set work region and a control unit that controls the operation of the work robot. The control unit comprises a work region setting unit that sets the work region as a section, and the work region setting unit sets an individual surrounding region that overlaps with the set work region.
The present invention comprises an engine, a centrifugal clutch for transmitting the drive force of the engine to a driven device, and a control device for adjusting the power of the engine. The engine is accelerated by starting engine power capable of reaching a rotational speed higher than the clutch-in rotational speed at the time of starting. The control device has suppression control for suppressing the starting engine power so that the rotational speed does not exceed the clutch-in rotational speed.
A robotic working apparatus includes: a working tool configured to perform work on a field; a working robot configured to perform the work while autonomously traveling on the field; and a processor configured to set a traveling route for the working robot and control motion of the working robot In a case where a first area and a second area are set on the field as working areas of the working robot, when the working robot moves from a work end point in the first area to a work start point in the second area, the processor sets a route from the work end point to a base, and a route from the base to the work start point, which are different at least in part from one another.
A robotic collection system includes: a working robot configured to autonomously travel on a field to collect target objects on the field; and a management controller configured to manage a work schedule of the working robot. The management controller includes a processor. The processor obtains information about an amount of the target objects on the field, and changes an existing work schedule based on the information.
G05B 19/4155 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par le déroulement du programme, c.-à-d. le déroulement d'un programme de pièce ou le déroulement d'une fonction machine, p. ex. choix d'un programme
A63B 47/02 - Dispositifs pour la manipulation ou le traitement des balles pour le ramassage
The autonomous travel working machine includes a working body unit, a cover unit, and a connecting structure unit connecting the working body unit and the cover unit. The connecting structure unit includes a body connecting section attached to the working body unit and a cover connecting section attached to the cover unit. When the cover unit is lifted, a shaft portion of the cover unit is slid upwardly with respect to a head portion of the working body unit so that the cover unit is moved upwardly or lifted with respect to the working body unit. When the working machine hits against an obstacle, an intermediate portion of the body connecting section is resiliently deformed in a lateral direction so that the cover unit is moved with respect to the working body unit substantially only in the lateral direction.
Provided is an air leading type stratified scavenging two-stroke internal combustion engine including an air passage configured to allow supply of air to a scavenging passage configured to allow communication between a crank chamber and a combustion chamber, at least one sensor configured to detect an operating condition of an engine, and a fuel valve configured to control fuel supply to the air passage based on detection performed by the at least one sensor. The fuel supply to the air passage is controlled by the fuel valve at times other than start and idling of the engine or at needed times in addition to the start or the idling of the engine.
F02D 41/04 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections pour des conditions particulières de fonctionnement
F02B 25/20 - Moyens pour réduire le mélange de la charge et des résidus de la combustion ou pour empêcher la fuite de la charge neuve à travers les orifices d'échappement, non couverts par les groupes ou présentant un intérêt autre que celui visé par ces groupes
F02M 7/12 - Autres installations, avec pièces mobiles, pour modifier le rapport air-combustible, p. ex. comportant des obturateurs
Provided is a work robot capable of suppressing a decrease in work efficiency in an area where an obstacle exists.
Provided is a work robot capable of suppressing a decrease in work efficiency in an area where an obstacle exists.
The work robot 1 comprises a traveling device 3, first and second collision sensors 5, 6, and a control device 7. The control device 7 is configured to determine, based on signals received from the first and second collision sensors 5, 6, whether or not the work robot 1 has collided with an obstacle 9, and further determine a collision side indicative of whether the work robot 1 has collided with the obstacle 9 on the left side with respect to the center C of the work robot 1, or has collided with the obstacle 9 on the right side with respect to the center C of the work robot 1, so as to control the traveling device 3. The control device 7 is operable, when it determines that the work robot 1 has collided with the obstacle 9, to control the traveling device 3 to change the orientation of the work robot 1 toward a side opposite to the collision side, and then move the work robot 1 forwardly.
There is provided a dispersed object collection apparatus including an electric machine configured to run by itself along a set running route is an activity area. The machine is caused to start from a collection place and run by itself is a set working area to accommodate dispersed objects dispersed in the working area into an accommodation section provided in or outside the machine and collect the dispersed objects is the collection place. The working area is set as a closed region along outer edges of the dispersed objects in an aggregation region in which a plurality of dispersed objects are close together.
A handheld driving apparatus is provided for mowing or cutting an object. The driving apparatus comprises: a container, a lock member, a trigger lever, and an action unit. The container is configured to extend from a rear side where a user is located toward a front side where the object is located. The lock member is configured to move between a first position and a second position, a straight line connecting the first position and the second position extending in a direction in which the container extends or in a direction orthogonal to a direction in which the container extends. The trigger lever is configured to move between a third position and a fourth position, to be restricted from moving to the fourth position when the lock member is at the first position, and not to be restricted from moving to the fourth position when the lock member is at the second position. The action unit is provided on the front side of the container, and is configured to drive in such a manner that a mechanical action for mowing or cutting the object can be applied to the object when the trigger lever is at the fourth position.
A01G 3/053 - Appareils à tailler les haies, p. ex. cisailles à haies portables entraînés par un moteur
B25F 5/02 - Structure des boîtiers, corps ou poignées
B23Q 11/00 - Accessoires montés sur les machines-outils pour maintenir les outils ou les organes de la machine dans de bonnes conditions de travail ou pour refroidir les pièces travailléesDispositifs de sécurité spécialement combinés aux machines-outils, disposés dans ces machines ou spécialement conçus pour être utilisés en relation avec ces machines
A handheld electric vacuum configured to perform sucking work includes: a pipe including a suction port at one end and a discharge port at the other end; a blower provided outside the pipe and driven by an electric motor; a handle provided outside the pipe and near the discharge port in a longitudinal direction of the pipe, and configured to be held by a hand; and an ejector provided near the suction port in the longitudinal direction of the pipe, and configured to feed pressurized wind generated by the blower into the pipe from around the pipe, and to eject the pressurized wind to the discharge port.
A handheld driving apparatus is provided for mowing or cutting an object. The driving apparatus comprises: a container, an action unit and a controller. The container is configured to extend from a rear side where a user is located toward a front side where the object is located. An action unit is provided on the front side of the container and configured to drive in such a manner that a mechanical action for mowing or cutting the object can be applied to the object. A controller is configured to execute a program so as to: in a driving step, drive the action unit by controlling a drive output of the action unit to a target value, in a monitoring step, monitor a state or a behavior of the drive output with respect to the target value during the control in the driving step, and in an adjusting step, adjust the target value based on the state or the behavior during the monitoring.
A01D 34/00 - FaucheusesAppareils de fauchage des moissonneuses
A01D 34/68 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur
A01D 34/90 - FaucheusesAppareils de fauchage des moissonneuses spécialement adaptés à des usages particuliers destinés à être portés par l'opérateur
Provided is an engine working apparatus capable of smoothly decelerating an engine. The engine working apparatus includes: an internal combustion engine including a piston reciprocally movable in a cylinder and a combustion chamber defined by the piston; an ignition plug configured to ignite air-fuel mixture in the combustion chamber; a detector configured to detect a rotation number of the internal combustion engine; and a controller configured to control an ignition timing of the ignition plug based on the detected rotation number, execute feedback control of determining the ignition timing based on a deviation between a target rotation number and the detected rotation number, and to execute the feedback control when the detected rotation number satisfies a predetermined deceleration condition.
A two-stroke engine (4) has a throttle motor (22) for driving a throttle valve (20), a fuel injection device (430) disposed in an intake system (18) including a crank chamber (420), and a control unit (24) controlling the throttle motor (22) and the fuel injection device. The two-stroke engine (4) is designed to achieve an engine rotation speed of 4,500 rpm to 7,000 rpm when the throttle valve (20) is fully open. The two-stroke engine (4) is operated with the throttle full open by the control unit (24), and a battery (8) is charged with electric power generated by a generator (6) using the two-stroke engine.
F02D 41/14 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections à boucle fermée
F02D 41/04 - Dispositions de circuits pour produire des signaux de commande introduisant des corrections pour des conditions particulières de fonctionnement
F02D 31/00 - Utilisation de régulateurs non électriques sensibles à la vitesse pour commander les moteurs à combustion, non prévue ailleurs
F02D 35/00 - Commande non électrique des moteurs en fonction des conditions extérieures ou intérieures aux moteurs, non prévue ailleurs
F02D 41/24 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants caractérisée par l'utilisation de moyens numériques
F02P 9/00 - Commande de l'allumage par étincelle électrique, non prévue ailleurs
A shearing mechanism is provided including a pair of blade units comprising shearing blades respectively; and a motion mechanism configured to move at least one of the pair of blade units along a predetermined trajectory in such a manner that a velocity thereof does not become zero while maintaining a relative posture of the pair of blade units, wherein the pair of blade units are configured to cut an object by overlapping the shearing blades of each other during the motion.
A backpack blower working machine includes: a back frame worn to be carried on a back of a worker; a volute case mounted on the back frame; a centrifugal fan equipped in the volute case; an electric motor assembled to the volute case and configured to rotate the centrifugal fan; and a battery attached to the back frame and configured to supply the electric motor with electricity. The back frame includes an upper section and a lower section. Shoulder belts for carrying and the volute case are provided on the upper section. A battery arrangement space for the battery is provided in the lower section, and has a length in an up-and-down direction and a length in a right and left direction each of which is longer than a length in a front-to-back direction.
The aspect of the present invention provides a mobile object management system. The management system comprises an information processing device including an acquisition unit, an instruction generation unit, and a transmission unit. The acquisition unit is configured to acquire remaining level information indicating the remaining level of a battery. The battery is configured to store power that a charging station supplies to a mobile object. The instruction generation unit generates, on the basis of the remaining level information, instruction information for controlling the mobile object. The instruction information is information related to operations by the mobile object. The transmission unit is configured to transmit the instruction information to the mobile object, whereby operations by the mobile object are controlled.
The present invention provides a cutting work machine, wherein a cutter unit includes upper and lower blades, which are connected to an upper cutter support, and a guard member that is provided on the upper cutter support. Both blades reciprocate in opposite front-back directions. The guard member includes a guard plate that projects to the right from the upper cutter support and a fixed blade that projects to the left from the upper cutter support. Front edge portions of the guard plate and the fixed blade are positioned forward of foremost cutting edges of both blades. The fixed blade faces forward against the foremost cutting edge of the upper blade.
The present invention solves the problem that, when a failure of power supply facility or electric outage occurs, a working robot cannot recognize a region, and thus makes it possible to continue the work of the working robot in a stable manner. This working robot system comprises a working robot that works while performing autonomous driving and a non-electrified wire that divides a working region of the working robot into a working region or an active region, wherein the working robot includes a wire detection unit that detects the wire and includes a control unit that controls the autonomous driving of the working robot within the region divided by the wire by means of a detection signal of the wire detection unit.
Provided are a vacuum-separating compound tube, and a vacuum cleaning machine and a collecting machine utilizing the same, which excel in cost-effectiveness in that while having a relatively simple structure to keep manufacturing costs low, items of relatively small specific gravity can be separated from items of relatively large specific gravity even if the output of a motor is set high, and on that account, vacuumed-matter clogging and the like is controlled, thereby effectively preventing damage to and breakage of a fan or a fan case. A connection tube part 12, a vacuuming tube part 14, and a separating tube part 13 are provided; the vacuuming tube part 14 and the separating tube part 13 are provided joined integrally to the tip end of the connection tube part 12; the vacuuming tube part 14 and the separating tube part 13 are caused to merge with each other at the midsections or the base ends thereof; and the fact that the flow speed of the airflow that accompanies the vacuumed matter suctioned in through a suction port 14a drops in a confluence section 15 is utilized to separate the vacuumed matter into items of relatively small specific gravity and items of relatively large specific gravity.
B08B 5/00 - Nettoyage par des procédés impliquant l'utilisation d'un courant d'air ou de gaz
E01H 1/08 - Emploi de l'air comprimé pour détacher ou enlever les matières indésirablesSéchage par la chaleur uniquement, ou par des courants de gazNettoyage par projection de particules abrasives
