The invention relates to a device (10) for the aseptic connection of a tube, the device comprising: - a tubular insert (20) defining a channel (21) for the passage of fluid; - an annular body (30) into which the insert is fitted and which projects axially from the insert in order to define therewith a cavity; and - a tubular sealing element (40, 40', 40") arranged in the cavity and comprising a first end section (40.1) that rotates as one with the insert, a second end section (40.2) that rotates as one with the body, and a central section (40.3) connecting the first end section to the second end section, the insert being guided in the body in order to move helically between an extended position in which the sealing element is in a state that allows fluid to pass and a retracted position in which the central section of the sealing element is twisted such that the channel is closed.
An adapter comprising a body having a connecting portion configured to be coupled to a filter capsule, wherein the connecting portion surrounds an opening in the body, the opening extending into a cavity. A vent is provided in the body configured to vent fluid from the cavity. A first fluid conduit projects externally from the body and extends a first distance into the cavity towards the opening, the first fluid conduit comprising a first inlet disposed at a first end of the first fluid conduit, wherein the first end of the first fluid conduit is located external to the body, and a first outlet disposed at a second end of the first fluid conduit opposed to the first end, wherein the second end of the first fluid conduit is located within the cavity.
The invention relates to a device (1, 1', 1'', 1''') for clamping and cutting a tube (T), comprising: - an actuating module ((110000)) comprising a body (110) and a slide (120) mounted in the body so as to be able to slide, along an axis of sliding (X120), between a pulled-out position in which the slide is moved away from the body and a pushed-in position in which the slide is housed inside the body; - two tube-clamping members (200) mounted so as to be able to slide in the body along an axis parallel to the axis of sliding of the slide between an advanced position and a retracted position, and each comprising a lower arm (210) and an upper arm (220) which is rotatably mounted on the lower arm about an axis of articulation (X200) orthogonal to the axis of sliding between a tube-insertion position and a tube-clamping position, the sliding of the slide from the pulled-out position to the pushed-in position causing the clamping members to slide from the advanced position to the retracted position; and - a cutting member (300) supported by the body and extending inside the body.
The invention relates to a clamping and cutting device (1, 1') comprising: - a housing comprising a lower body and an upper body rotatably mounted on the lower body so as to rotate between an open position and a closed position; - two tube clamping members comprising a lower arm and an upper arm rotatably mounted on the lower arm so as to rotate between a tube insertion position and a tube clamping position, the clamping members being mounted in the housing in such a way that movement of the upper body from the open position to the closed position causes the clamping members to move from the insertion position to the clamping position; and - a cutting member arranged between the two clamping members and mounted so as to be movable in translation on one of the lower body and the upper body between a retracted position and an extended position in order to cut the tube.
B23D 21/10 - Hand-operated tube cutters with other cutting blades or tools
B26D 1/04 - Cutting through work characterised by the nature or movement of the cutting memberApparatus or machines thereforCutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
The invention relates to a clamping and cutting device (1, 1') comprising: - a housing comprising a lower body and an upper body rotatably mounted on the lower body so as to rotate between an open position and a closed position; - two tube clamping members, comprising a lower arm and an upper arm rotatably mounted on the lower arm so as to rotate between a tube insertion position and a tube clamping position, the clamping members being mounted in the housing in such a way that movement of the upper body from the open position to the closed position causes the clamping members to move from the insertion position to the clamping position; and - a cutting member arranged between the two clamping members and mounted so as to be movable in translation on one of the lower body and the upper body between a retracted position and an extended position in order to cut the tube.
B26D 1/04 - Cutting through work characterised by the nature or movement of the cutting memberApparatus or machines thereforCutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
A61M 39/14 - Tube connectors or tube couplings for connecting tubes having sealed ends
B23D 21/10 - Hand-operated tube cutters with other cutting blades or tools
A filter cartridge has an endcap shape with partial thread that fits in with the partial thread on a housing bowl component part providing mating interface between the filter cartridge and housing bowl assembly and filter head. The end cap also has a retainer feature. The retainer feature may be interacting radial surfaces such as arcuate surfaces that may include a step behind the threaded portion of the endcap that allows the element to be correctly positioned and secured inside the housing during installation and/or a resilient snap.
The invention relates to a device (10, 10', 10") for aseptic connection of a tube, the device comprising a protective membrane (50), a handle (53, 53', 53") of which comprises a lug (53.7) rotatably connecting an operating sleeve (60) and an annular body (30).
The invention relates to a device (10, 10', 10") for aseptic connection of a tube, comprising: • - a tubular body (30) for fluid to pass through; • - a sealing member (40) arranged inside the body and comprising a front face projecting axially from one end of the body; and • - a protective membrane (50) for protecting the front face of the sealing member, the membrane comprising a protective film (51) entirely covering the front face, a pull tab (52) folded over the protective film and a pull handle (53, 53', 53") attached to one end of the tab, the handle being removably attached to the end of the body and comprising at least one indexing element (53.2, 53.3, 53.2', 53.3', 53.2", 53.3") for indexing with a pull handle of a membrane of another connection device when coupling the connection devices in order to connect the membranes in translation in a radial direction.
A separator (2) for separating a first fluid from a gas is describes and comprises an inlet (4) for receiving a flow of gas containing a first fluid to be separated, a separation apparatus (6) for removing the first fluid from the flow of gas, a separated fluid bowl (8) for receiving the first fluid removed from the flow of gas and an outlet (10) for expelling the flow of gas. The inlet (4) is arranged to direct the flow of gas against the base (12) of the separated fluid bowl, the base (12) of the separated fluid bowl (8) being configured to separate the flow of gas into a peripheral gas flow around a periphery (14) of the separated fluid bowl (8) to then flow into the separation apparatus (6).
B01D 45/16 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream
The invention relates to a fluid coupling device (1, 1', 1'', 1''', 1'''') comprising a male coupler (50, 50'''') and a female coupler (10, 10', 10'', 10''', 10''''), the fluid coupling device comprising: - a valve assembly (20) comprising a valve body (21) internally provided with a valve seat (26), and a valve plug (25) movably mounted in the valve body so as to move between an open position and a closed position, wherein the valve plug is set back from and in sealed contact with the valve seat, respectively; - a body (30, 30', 30'', 30''', 30'''') for connecting the female coupler to a fluid transport pipe, mounted on a first end section (21.1) of the valve body; and - a body (40, 40'''') for accommodating the male coupler in the female coupler, mounted on a second end section (21.2) of the valve body, the first end section and the second end section comprising first means (21.5, 23) for attaching the connecting body to the valve body and second means (21.7) for attaching the accommodating body to the valve body, respectively.
F16L 37/34 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied at least one of the lift valves being of the sleeve type, i.e. a sleeve being telescoped over an inner cylindrical wall
F16L 37/084 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking
F16L 37/32 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied
F16L 37/36 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings with two lift valves being actuated to initiate the flow through the coupling after the two coupling parts are locked against withdrawal
The invention relates to a connecting device (1) comprising a female connector (2) intended to be assembled to a male connector (3), wherein the female connector (2) and the male connector (3) each comprise a fluid duct (8), and wherein the connecting device (1) is characterised in that the female connector (2) comprises a sealing sleeve (13) fitted inside a body (4) of the female connector (2) with a radial clearance between the sealing sleeve (13) and the body (4) of the female connector (2), and in that the male connector (3) is provided with a nut (6) that enables the female connector (2) and the male connector (3) to be assembled together by screwing the nut (6) onto a threaded portion (7) of the female connector (2), wherein the nut (6) is fitted around a body (5) of the male connector (3) with a radial and longitudinal clearance between the nut (6) and the body (5) of the male connector (3).
A protective cover (70) for a device (10) for aseptic connection of a tube, comprising: - a cap (71) intended to cover an end of the device, the cap comprising a bottom from which a skirt (71.3) projects; and - a removable security ring (74) which extends in the continuation of the skirt and is connected to a free end of said skirt by frangible links (74.1); the ring comprising an internal surface provided with first fastening means (74.4) for fastening said ring to the device when the cap is present, and the skirt comprising an internal surface provided with second fastening means (71.4) for fastening the cap to the device when the ring is absent. A device (10) for aseptic connection of a tube, comprising an end equipped with such a protective cover (70).
FRAUNHOFER GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V (Germany)
Inventor
Leonhard, Dr. Alexander
Pelz, Raimund
Helm, Axel
Schnabel, Bernd
Gummich, Christian
Pässler, Dr. Thomas
Reichert, Willy
Abstract
The present invention relates to a method for adjusting a pressure medium supply for at least one hydraulic actuator (1), wherein the actuator (1) is supplied with a pressure medium by a displacement unit (2) adjustable in its displacement volume, the displacement unit (2) is driven by a variable-speed drive (3) and a quantity of pressure medium to be supplied to the actuator is predetermined by a size profile (4), wherein a speed setpoint value of the drive (3) and/or a setpoint value for the displacement volume of the displacement unit (2) is set taking into account a knowledge-based decision system. The invention also relates to a hydraulic system.
F15B 11/042 - Systems essentially incorporating special features for controlling the speed or the actuating force or speed of an output member for controlling the speed by means in the feed line
F15B 21/08 - Servomotor systems incorporating electrically- operated control means
G05B 13/04 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators
G05B 19/46 - Programme-control systems fluidic hydraulic
G05D 7/06 - Control of flow characterised by the use of electric means
G05D 16/20 - Control of fluid pressure characterised by the use of electric means
F04B 49/00 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups
Proportional vacuum valve apparatus (100) has a vacuum supply port (112), a vacuum outlet port (106) in communication with the vacuum supply port (112), a valve seat (110), and a valve element (114) movable into and out of engagement with the valve seat (110) to close and open the valve permitting vacuum flow between the vacuum outlet port (106) and the vacuum supply port (112). A control arrangement is operable to open and close the valve. The control arrangement provides a proportional positive pressure supply to pilot operation of the valve element (114). The apparatus is particularly suited to being used in silicon wafer fabrication processes.
The present invention relates to a pressure equalisation device for a housing, having a main body which has an inner side and an outer side and which is designed as a hollow cylinder at least in some regions, wherein the main body has a housing-side gas passage opening on its first base surface and at least one gas overpressure opening in its lateral surface, and a housing seal which is arranged on the outer side of the main body in the circumferential direction and has a first sealing region and a second sealing region. When the pressure equalisation device is installed in the housing, the first sealing region of the housing seal rests against the housing and against the lateral surface and seals the housing with respect to the pressure equalisation device. The second sealing region fully covers the gas overpressure opening and is elastically outwardly deformable at a pressure difference, between inner pressure at the inner side of the main body and outer pressure at the outer side of the main body, which exceeds a threshold value, as a result of which a flow-guiding connection between inner side and outer side through the gas overpressure opening is provided.
H05K 5/02 - Casings, cabinets or drawers for electric apparatus Details
F16K 15/14 - Check valves with flexible valve members
F16K 17/164 - Safety valvesEqualising valves opening on surplus pressure on one sideSafety valvesEqualising valves closing on insufficient pressure on one side and remaining closed after return of the normal pressure
H01M 50/325 - Re-sealable arrangements comprising deformable valve members, e.g. elastic or flexible valve members
The present invention relates to an insert element for insertion between two adjacent battery cells of a battery module, and to a battery module of this type. In order to improve insert elements of this type, in particular with regard to the flexibility of their use and their configuration, an insert element is proposed comprising two rigid cover plates and an intermediate layer which is arranged between the two cover plates, can be compressed elastically, and is constructed from a multiplicity of individual compression elements which are arranged distributed over the entire intermediate layer. The compression elements are each of at least partially hose-shaped or tubular configuration and have one or more predetermined bending points in a region between the cover plates which move, in the case of compression of the intermediate layer, by way of reduction of the spacing between the cover plates in a direction transversely with respect to a connecting line between the cover plates.
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
H01M 50/242 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
H01M 50/289 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by spacing elements or positioning means within frames, racks or packs
H01M 50/291 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by spacing elements or positioning means within frames, racks or packs characterised by their shape
H01M 50/293 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by spacing elements or positioning means within frames, racks or packs characterised by the material
The present invention refers to an actuator for a probe (6) to transmit an electrical signal from a probe (6) to an electrical connection (23), comprising a motor (12), a drive element (13), wherein the drive element (13) is linearly displaceable by the motor (12) in a primary displacement direction (14), a rod (15) fixedly connected to the drive element (13), wherein the rod (15) is linearly displaceable along a rod displacement direction (16), wherein the primary displacement direction (14) and the rod displacement direction (16) are not identical.
G01F 23/04 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by dip members, e.g. dip-sticks
C25C 3/20 - Automatic control or regulation of cells
G01F 23/24 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
18.
DUST-SHIELD DEVICE FOR HYDRAULIC FITTINGS AND HYDRAULIC CONNECTION ELEMENT
The invention relates to a dust-shield device (1) for a hydraulic fitting (50) to which a hydraulic socket can be connected and disconnected, comprising: - a body (2) provided with a bushing (11) designed to be inserted onto said hydraulic fitting (50), a cap (5) rotatable between a closed position for protecting said hydraulic fitting (50) in its disconnected state and an open position for accessing said hydraulic fitting (50) in its connected state; and - a spherical head (16) attached to a lower end of the body (2) and a chute (15) connected to the spherical head (16) by a ball-joint connection; and - a channel (25) formed in the body (2) extending from the bushing (11) to the spherical head (16).
The invention relates to a system comprising an electric machine (10), where in the electric machine (10) has a first shaft (11) and a hydraulic unit (20), wherein the hydraulic unit (20) has a second shaft (21), wherein the first shaft (11) and the second shaft (21) are connected to one another to form a shaft-hub connection, the shaft-hub connection has a central recess (29) and the shaft-hub connection is connected fluidically to the interior of the hydraulic unit (20) for lubrication.
F16D 13/06 - Friction clutches with means for actuating or keeping engaged by a force derived at least partially from one of the shafts to be connected with clutching members movable otherwise than only axially
Device (10) for aseptic connection of a tube (100), comprising: • - a body (20) provided with a tubular end-piece (21), a channel (22) extending longitudinally in the end-piece and opening into a housing formed in the body and open on a surface of said body opposite to the end-piece, the housing receiving a sealing element (60); • - a cover (70) which protects the sealing element and is mounted sliding on the body; and • - means (40) for coupling to another connection device; the cover comprising a plate (73) having a portion movable between a seated position, in which the portion cooperates with a front face (68) of the sealing element extending parallel to said surface of the body, and an unseated position, in which the portion is moved away from said front surface so as not to rub on the sealing element during the sliding of the cover.
A61M 39/26 - Valves closing automatically on disconnecting the line and opening on reconnection thereof
F16L 37/26 - Couplings of the quick-acting type in which the connection is made by transversely moving the parts together, with or without their subsequent rotation
F16L 37/30 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings
A device (10, 10') for the aseptic coupling of a tube (100, 200) comprises: a body (20) provided with a tubular endpiece (21) which is designed to be engaged in the tube, a canal extending longitudinally in the endpiece and opening into a housing formed in the body and open onto a surface of said body opposite to the endpiece, the housing accepting an annular sealing element (60, 60'); a protective cover (70) mounted with the ability to slide on the body parallel to said surface, between a position of closing off the housing and a position of uncovering the housing; and means (40, 50) of coupling to another coupling device; characterized in that the sealing element is mounted with the ability to move between a first position projecting from the surface of the body and a second position set back from the first position, the sealing element being returned to the first position by elastic return means (63, 63') which force said sealing element against the cover in the closing-off position.
F16L 37/26 - Couplings of the quick-acting type in which the connection is made by transversely moving the parts together, with or without their subsequent rotation
A61M 39/16 - Tube connectors or tube couplings having provision for disinfection or sterilisation
A61M 39/18 - Methods or apparatus for making the connection under sterile conditions, i.e. sterile docking
The present disclosure relates to a directional control valve system for controlling a hydraulic consumer, a control section for controlling a hydraulic consumer, and a method for controlling a hydraulic consumer, wherein the return flow of the hydraulic consumer is distributed between two tank channels by means of a cross channel passageway that connects the two tank channels.
A hydraulic system comprising: a hydraulic fluid pressure source, a hydraulic fluid reservoir, a hydraulically driven actuator having a first chamber and a second chamber, and a valve assembly having a first pilot-operated directional control valve and a second pilot-operated directional control valve, each including: an inlet port fluidly connected for receiving high-pressure hydraulic fluid from the hydraulic fluid pressure source, an outlet port fluidly connected for draining hydraulic fluid to the hydraulic fluid reservoir, a first actuator port fluidly coupled with the first chamber of the hydraulically driven actuator, a second actuator port fluidly coupled with the second chamber of the hydraulically driven actuator; first to fourth fail-safe solenoid-controlled pilot valves; and a pilot pressure fluid supply system.
F15B 20/00 - Safety arrangements for fluid actuator systemsApplications of safety devices in fluid actuator systemsEmergency measures for fluid actuator systems
B62D 5/00 - Power-assisted or power-driven steering
B62D 5/09 - Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle characterised by means for actuating valves
F15B 19/00 - Testing fluid-pressure actuator systems or apparatus, so far as not provided for elsewhere
E02F 9/08 - SuperstructuresSupports for superstructures
F15B 13/043 - Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
F15B 13/08 - Assemblies of units, each for the control of a single servomotor only
F15B 13/04 - Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
An aseptic coupling device for a tube, comprising a tubular insert (20) delimiting a channel (21) and having an end section (20.1) provided with means for connecting it to the tube, the tubular insert being provided with a rod (25) extending axially in cantilever fashion in the channel; and an annular body (30) comprising an end section mounted on the insert and defining therewith a housing for receiving an annular sealing element (40) which is deformable from a first state in which it delimits a passage cross section greater than a cross section of the rod and a second state in which it tightly surrounds the rod, and which is designed to be brought from its first state to its second state under the effect of axial compression exerted by the insert. Assembly for coupling two tubes comprising two coupling devices.
A method of forming a multilayered zinc alloy coating comprises steps of providing a bath of an aqueous electrolyte including zinc and a second electrodepositable component in an electrolytic cell having an anode and a cathode; applying a current or voltage between the anode and the cathode; modulating the applied current or voltage over time between at least two current or voltage values to thereby modulate the current density over multiple cycles between at least two current density values, wherein a first current density value is in a range of 0.3 to less than 2 A/dm2and a second current density value is higher than the first current density value and is in a range of 0.6 to less than 5 A/dm2; and controlling the modulation of the applied current or voltage to obtain a multilayered structure having multiple layers of one or more of alternating proportions of the second component, alternating corrosion potential, alternating grain size, and alternating grain orientation, wherein one or more of the multiple layers has a thickness in the range of 1 to 10 μm.
C25D 5/10 - Electroplating with more than one layer of the same or of different metals
C23C 28/00 - Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of main groups , or by combinations of methods provided for in subclasses and
C25D 5/18 - Electroplating using modulated, pulsed or reversing current
C25D 5/48 - After-treatment of electroplated surfaces
C25D 5/00 - Electroplating characterised by the processPretreatment or after-treatment of workpieces
C23C 28/02 - Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of main groups , or by combinations of methods provided for in subclasses and only coatings of metallic material
C25D 3/56 - ElectroplatingBaths therefor from solutions of alloys
The present invention relates to a screw connection comprising a seal carrier assembly (1), wherein: the seal carrier assembly (1) has a seal carrier ring (2) and a seal element (3); the seal carrier ring (2) forms a front outer cone (7) and an outer portion (9) adjoining the front outer cone (7); a pipe line or hose line (6) can be inserted through the seal carrier assembly in the direction of the screw connection body (5); and the union nut (4) can be tightened from a starting position into an assembly position, characterised in that the seal element (3) has • a seal base (10) arranged on the front outer cone (7) and • a holding portion (11) extending from the seal base (10) in the direction of the outer portion (9), the seal element (3) being designed such that the holding portion (11) of the seal element (3) is separated from the seal base (10) of the seal element (3) when the union nut (4) is tightened.
F16L 19/12 - Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts with metal rings which bite into the wall of the pipe the profile of the ring being altered with additional sealing means
F16L 19/08 - Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts with metal rings which bite into the wall of the pipe
A filter element assembly (10) is disclosed comprising: a filter element (11) for location in a housing (12) of a filter (14), comprising a wall (15) of a filtration medium which defines a hollow space (16), for a gas stream to flow from the space through the wall, the filtration medium including a filtration layer (18), and a drainage layer (20) located outside the filtration layer, first (22) and second (24) end caps at opposite ends of the wall, one including a port (26) for a gas stream which communicates with the space; and a drainage promoter (56) comprising a fin (58) which can be fitted to the filter element so that it extends at least part way along the element, and compresses the drainage layer along at least part of its length, to promote drainage of liquid which has collected in the drainage layer.
A filter element assembly (10) is disclosed comprising: a filter element (12) for location in a housing (4) of a filter (2), comprising a wall (16) of a filtration medium which defines a hollow space (18), for a gas stream to flow from the space through the wall, the filtration medium including a filtration layer (20), and a drainage layer (22) located outside the filtration layer, first (24) and second (26) end caps at opposite ends of the wall, one including a port (28) for a gas stream which communicates with the space; and a drainage promoter (14) comprising a fin (46) which can be fitted to the filter element so that it extends along the filter element substantially an entire distance between the first and second end caps, the fin compressing the drainage layer along its length to promote drainage of liquid which has collected in the drainage layer.
A tube coupling apparatus includes first and second clamping jaws that are mounted on a tool body. The clamping jaws are movable relative to each other between an open configuration in which they are receive a compressible tube connector, and a closed configuration in which they apply a compression force to compress the compressible tube coupling about one or more tube members. An actuator is arranged to move at least one of the clamping jaws to the closed configuration and a controller is operative to control the actuator. A sensor is provided that is arranged to determine a system parameter indicative of the compression force applied to the coupling by the clamping jaws and to progressively increase the compression force of the clamping jaws during a fitting operation. The controller monitors the system parameter data from the sensor and automatically controls the actuator to prevent the compression force exceeding a predetermined threshold based on the sensor data.
B25B 27/10 - Hand tools or bench devices, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting fittings into hoses
B21D 39/04 - Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by platingTube expanders of tubes with tubesApplication of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by platingTube expanders of tubes with rods
Disclosed is a connection device (1) for connecting an end section of a tube (T), comprising: a tubular body (2) defining a channel (3), holding means (7) for securing the tube end section within the channel (3) in a sealed manner, and a bushing (5) mounted in the channel (3) to slide between a standby position in which the bushing (5) is spaced apart from a stop (3.2) at its recess within the channel (3) and a recessed operating position in which the bushing (5) presses against the stop (3.2). The bushing (5) comprises, downstream from the holding means (7) by reference to a direction of insertion of the end section of the tube (T) into the body (2), at least one leg (5.4) arranged to oppose the movement of the bushing (5) toward the operating position and to be retracted by the end section of the tube (T) when the bushing (5) is engaged within the end section of the tube (T) over a predetermined length.
F16L 37/088 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking by means of a split elastic ring
F16L 37/091 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking by means of a ring provided with teeth or fingers
Device for connecting (1) a tube end section (T), comprising: a tubular body (2) defining a channel (3) provided with retaining means (7) including a hooking element (10) for engaging an outer surface of the tube end section (T) and an annular seal (9) for gripping the outer surface of the tube end section (T). The device comprises at least a first arm (20) having an end arranged in the channel (3) to be actuated by the tube end section (T) downstream of the retaining means to make a portion of the arm a connection indicator which is detectable from outside the body.
F16L 37/088 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking by means of a split elastic ring
F16L 37/091 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking by means of a ring provided with teeth or fingers
A one-way valve (2) is disclosed which comprises a valve body (4) having a flow inlet (10) and a flow outlet (40) and a bore extending through the valve body between the flow inlet and the flow outlet, and a valve member. The bore defines a chamber (20) in which the valve member can translate, the chamber having a valve seat (18). The valve member can translate in the chamber between an open position in which it is separated from the valve seat allowing flow through the valve body in a normal direction from the flow inlet to the flow outlet, and a closed position in which it engages the valve seat to close the valve body against flow of fluid in a reverse direction from the flow outlet towards the inlet. The valve body defines a bypass channel (26, 22, 32, 52, 56) through which fluid can flow, separated from the chamber, between a first channel port which is open to the chamber at a location adjacent to the valve seat and spaced in a direction towards the flow outlet from the point of contact between the valve member and the valve seat, and a second channel port which is open to the chamber at a location spaced in a direction towards the flow outlet from the valve member when it is in its open position. The valve member translates in the chamber in a close sliding fit between its open and closed positions so that flow of fluid between the flow inlet and the flow outlet occurs primarily through the bypass channel.
The invention relates to a device for connecting a first circuit element to a second circuit element, the device comprising an insert provided externally with means for anchoring in a well of the first circuit element, the anchoring means comprising a hooking ring (26) provided with teeth (28) projecting externally from a body of the ring to come into contact with the well, the portions of the teeth in contact with the well extending in a slope between two axial ends of the well and the ring being mounted freely rotatable in a groove of the insert, the insert comprising at least one notch through which the ring can be accessed from outside the device when the device connects the first circuit element to the second circuit element in order to provide therein a temporary arrangement of at least one pin for rotatably securing the ring to the insert. Corresponding assembly and removal method.
F16B 21/18 - Means without screw-thread for preventing relative axial movement of a pin, spigot, shaft, or the like and a member surrounding itStud-and-socket releasable fastenings without screw-thread by separate parts with grooves or notches in the pin or shaft with circlips or like resilient retaining devicesMeans without screw-thread for preventing relative axial movement of a pin, spigot, shaft, or the like and a member surrounding itStud-and-socket releasable fastenings without screw-thread by separate parts with grooves or notches in the pin or shaft Details
F16L 37/091 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking by means of a ring provided with teeth or fingers
34.
INTERFACE SEAL ASSEMBLY FOR A TUBULAR FILTER ELEMENT
An interface seal assembly (12) is disclosed, for sealing a tubular filter element (14) relative to a first component (16) of a fluid filtration system (10) and a second component (18) of the fluid filtration system. The interface seal assembly comprises an interface body (22) which is adapted to be positioned between the first component and the second component of the fluid filtration system. The interface body comprises: an aperture (26) extending through the interface body, for communicating with an internal cavity (28) of the tubular filter element; a first mounting surface (30) comprising a first seal groove (34); and a second mounting surface (32) opposite the first mounting surface, the second mounting surface comprising a second seal groove (36). One of the first and second seal grooves has a circular shape, and the other one of the first and second seal grooves has a non-circular shape. A first seal (38) is located in the first seal groove, for sealing the interface body relative to one of the first and second components. A second seal (40) is located in the second seal groove, for sealing the interface body relative to the other one of the first and second components.
B01D 46/30 - Particle separators, e.g. dust precipitators, using loose filtering material
B01D 24/00 - Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
The invention relates to a coupling device (1) comprising a tubular body (2) delimiting a channel (3) having, in an axially successive manner, a first section (31) for receiving a nozzle (1000) and a second section (32) in which a valve (8) is mounted so as to be axially moveable under pressure from the nozzle (1000) from a closed position of a seat (7) extending between the first section (31) and the second section (32) to a disengagement position of the seat (7), the first section (31) being provided with a recess (10) in which a latch (11) is mounted able to move transverse to the channel (3) between a locking position in which the latch (11) is resiliently recalled by a spring (9) and an unlocking position, the latch (11) being provided with a transverse bore (111) enabling the nozzle (1000) to pass through the latch (11) in order to push the valve (8), a first step (112) and a second step (113) projecting into the bore (111) at axially offset positions such that the first step (112) retains the nozzle (1000) in a depressed position maintaining the valve (8) in the disengaged position when the latch (11) is in the locking position and the second step (113) retains the nozzle (1000) in an intermediate position leaving the valve (8) in the closed position when the latch (11) is in the unlocking position and allowing the nozzle (1000) to be purged.
F16L 37/084 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking
F16L 37/40 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of two pipe-end fittings with a lift valve being opened automatically when the coupling is applied
F16L 37/42 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of two pipe-end fittings with a lift valve being opened automatically when the coupling is applied the valve having an axial bore communicating with lateral apertures
There is disclosed a device (2) for separating components of a gas mixture. The device comprises a hollow housing (4) having a first end wall at a first end (10), a second end wall at a second opposite end (12) and at least one side wall. The housing has a body portion (6) which provides the first end, and an end cap (8) which provides the second end and which can be separated from the body portion. The housing has an inlet port (20; 24) for the gas mixture, a permeate outlet port (22) for gas mixture enriched with a first component of the mixture, and a retentate outlet port (24; 20) for gas mixture enriched with a second component of the mixture. The inlet and retentate outlet ports are provided in the body portion of the housing. An insert (28) is located within the housing and comprises a plurality of hollow fibres (34) of a material which is more permeable to the first component than to the second. The fibres extend along the insert between its first and second ends. The housing defines a space (80) at its first end which communicates with the ends of the fibres at the first end, and a passageway for gas to flow between the said space and one of (a) the inlet port for the gas mixture to flow from the inlet port to the space, and (b) the retentate outlet port for gas mixture enriched with the first component to flow from the space to the retentate outlet port. The insert is fastened to the end cap at least temporarily so that the insert is withdrawn from within the body portion of the housing when the end cap is separated from it.
B01D 71/00 - Semi-permeable membranes for separation processes or apparatus characterised by the materialManufacturing processes specially adapted therefor
Disclosed is a connection assembly for a fluid conveying circuit, comprising a connecting device (1) and a tool (50) for removing the device, the connecting device comprising a tubular body (2) having at least one end section (2.1) in which there is sealingly and removably engaged a tubular insert (100) for connection to a pipe (T) that comprises an external projection (104) extending into a recess of the body, the body comprising at least one retaining tab (3) that is elastically deformable between a position protruding into the recess and a retracted position. The tool comprises two lifting ramps (55) and the body comprises two transverse passages (4) opening on the outside of the body and in the recess on each side of the retaining tab in order to allow the lifting ramps to be inserted into the recess under the sides of the retaining tab (3), in order to bring the latter into the retracted position and allow the tubular insert to be extracted.
F16L 37/098 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking by means of flexible hooks
B25B 27/14 - Hand tools or bench devices, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
38.
CONNECTION DEVICE FOR TAPPING A TUBE ONTO A PIPE WALL
The invention relates to a connection device for tapping a tube onto a pipe wall provided with a hole. The device comprises: – a tubular body having a threaded first end portion and a second end portion provided with at least one shoulder extending essentially radially, – a sealing ring which has a frontal surface extending facing the shoulder and which is mounted on the tubular body so as to slide axially along said body between a first position, in which the frontal surface is close to the shoulder, and a second position, in which the frontal surface is spaced apart from the shoulder, the second end portion and the shoulder being arranged so as to be inserted into the hole and the sealing ring being provided with means for centering with respect to said hole, – a connection element delimiting a channel that has one end in which the tube is captive in a sealing manner, the other end being formed so as to be screwed onto the threaded end portion of the tubular body and push the sealing ring into the close position so as to clamp the wall between the frontal surface and the shoulder.
F16L 41/14 - Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe by screwing an intermediate part against the inside or outside of the wall
F16L 41/08 - Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe
39.
SEAL ASSEMBLY AND MACHINE PART FOR SUCH A SEAL ASSEMBLY
The present invention relates to a seal assembly (100) which has a first machine part (1), a second machine part (2) which is to be mounted on the first machine part (2), for example as a cover, and an annular seal (3) arranged in between. In order to improve the mounting and the sealing effect, the seal (3) and the contour of the second machine part (2) are designed such that, during mounting, the seal (3) passes by way of a rolling process from an initial installation position into a final mounting position and is held there by the specific contour of the installation space (4).
A control valve assembly for a load handling vehicle such as forklift comprises a valve body having a bore and a spool located within the bore that is axially movable along the bore between at least two operating configurations. The valve body includes a service port connected to a hydraulic actuator, a pressure port connected to a pump, and a tank port connected to a hydraulic tank reservoir. The valve is reconfigurable between first and second operating configurations. In the first operating configuration the spool defines a fluid pathway connecting the pump port, the service port and the tank port such that in a first flow direction fluid is able to flow from the pressure port to the service port and the tank port, and in a second flow direction fluid is able to flow from the service port to the pressure port and the tank port. The spool is also controllable in the first operating configuration to variably restrict flow to the tank port. In the second operating configuration the spool defines a fluid pathway connecting the pressure port and the actuator port, and is controllable to variably restrict flow between the pressure port and the actuator port.
F15B 11/042 - Systems essentially incorporating special features for controlling the speed or the actuating force or speed of an output member for controlling the speed by means in the feed line
A hydraulic system (1, 50) for a load handling vehicle comprises lifting actuator (2, C1) that operates in a load lifting mode in which a load is induced on the actuator, and a load lowering mode in which the actuator provides hydraulic power PI to the hydraulic system. An auxiliary hydraulic actuator (4, 6, 8, C2) is also provided that has a hydraulic power demand P2. A hydraulic pump (10, 58) directs hydraulic power to the hydraulic lifting actuator and the at least one auxiliary hydraulic actuator. The hydraulic system is configured such that when the hydraulic lifting actuator is in the load lowering mode, it is required to simultaneously actuate the at least one auxiliary hydraulic actuator, and PI is greater than or equal to P2, hydraulic power may be channelled directly to the auxiliary hydraulic actuator from the hydraulic lifting actuator in order that the at least one auxiliary hydraulic actuator is actuated entirely by the hydraulic power from the hydraulic lifting actuator, and without the use of the pump.
F15B 11/042 - Systems essentially incorporating special features for controlling the speed or the actuating force or speed of an output member for controlling the speed by means in the feed line
A method and apparatus for measuring water content in a hydrocarbon fluid is provided. The method comprises: taking a first infrared measurement of the hydrocarbon fluid at a first temperature across at least one infrared absorption wavelength of water; taking a second infrared measurement of the hydrocarbon fluid at a second temperature across the at least one infrared absorption wavelength of water, the second temperature being different to the first temperature; determining a change between said first and second infrared measurements; and using the change between said first and second infrared measurements to determine the water content in the hydrocarbon fluid. Apparatus configurations for performing the method are described.
G01N 21/3554 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for determining moisture content
G01N 21/3577 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water
The present disclosure relates to a hydraulic valve arrangement comprising a first pilot operated proportional directional control valve (10) having a first valve member (11) that is displaceable in a first and a second axial direction (12, 13) for controlling direction of supply and discharge of hydraulic fluid to and from a hydraulic actuator (60), a first proportional electro-hydraulic control valve (30) for controlling displacement of the first valve member (11) in the first axial direction (12), a second proportional electro-hydraulic control valve (40) for controlling displacement of the first valve member (11) in the second axial direction (13), and a second pilot operated proportional control valve (20) having a second valve member (21) configured to be controlled by the first and second proportional electro-hydraulic control valves (30, 40) via a shuttle valve arrangement (50). Individual meter-in and meter-out control of the hydraulic actuator (60) is providable by having the second pilot operated proportional control valve (20) configured to operate as a meter-in valve of the hydraulic actuator (60) and the first pilot operated proportional directional control valve (10) configured to operate as a meter-out valve of the hydraulic actuator (60), or by having the first pilot operated proportional directional control valve (10) configured to operate as a meter-in valve of the hydraulic actuator (60) and the second pilot operated proportional control valve (20) configured to operate as a meter-out valve of the hydraulic actuator (60). The present disclosure also relates to a vehicle comprising a hydraulic actuator (60)and a hydraulic valve arrangement (1) for controlling the motion of the hydraulic actuator (60).
F15B 11/042 - Systems essentially incorporating special features for controlling the speed or the actuating force or speed of an output member for controlling the speed by means in the feed line
F15B 11/044 - Systems essentially incorporating special features for controlling the speed or the actuating force or speed of an output member for controlling the speed by means in the return line
F15B 13/04 - Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
F15B 13/043 - Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
F15B 13/08 - Assemblies of units, each for the control of a single servomotor only
A diffuser (20) for a jet pump (6) of a separator (1) for separating contaminants from a fluid stream which includes entrained contaminants is disclosed. The diffuser comprises an inlet portion (62) having an inlet (64) which is adapted to receive a fluid stream including residual entrained contaminants, the inlet defining a first flow area; an outlet portion (66) in fluid communication with the inlet portion and having an outlet (68) through which fluid exits the diffuser, in which a flow path (70) for the fluid stream is defined which extends from the inlet to the outlet, and in which the outlet defines a second flow area which is greater than the first flow area so that a velocity of fluid flowing through the inlet is greater than a velocity of fluid flowing through the outlet; and a communication port (72) extending through a wall (74) of the diffuser and having an inlet (76) which communicates with an interior of the diffuser and an outlet (78) which communicates with an exterior of the diffuser, in which the inlet of the communication port is located at a position along the flow path which is between the inlet of the diffuser and the outlet of the diffuser, so that contaminants (84) which have become separated from the fluid stream during flow along the flow path can be removed from the diffuser through the communication port.
F04F 5/24 - Jet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing liquids, e.g. containing solids, or liquids and elastic fluids
There is disclosed an actuator (55) for a separator (5) for separating contaminants from a fluid stream which includes entrained contaminants. The actuator is arranged to move along an actuator axis (56) to adjust an open cross-sectional area of at least one aperture (29) of the separator through which the fluid stream flows, and comprises a flexible diaphragm (31) for occluding the at least one aperture, and a support assembly (33) for the flexible diaphragm. The support assembly is movable along the actuator axis carrying the flexible diaphragm and has a lower support member (58) and an upper support member (60) mounted on the lower support member so that a portion of the flexible diaphragm is located between the upper and lower support members. The lower support member comprises a radially extending support portion (62) and an axially extending support portion (64) coupled to the radially extending support portion. The upper support member comprises a radially extending support portion (66) and a diaphragm anti-inversion feature (68) coupled to the radially extending support portion. The diaphragm anti-inversion feature extends in an axial direction so that it axially overlaps at least part of the axially extending support portion of the lower support member.
Connection device, comprising a tubular body provided internally with connecting means for securing thereto an end portion of a tube and provided externally with a threaded surface portion extending on a first end section of the body which comprises elastically deformable arms between an idle state wherein the arms define a nominal thread diameter which is substantially equal to the nominal tapping diameter and a deformed state wherein the nominal thread diameter is smaller than the internal tapping diameter. A tubular lock is mounted in the body to slide axially between an unlocking position wherein the lock allows the arms to be free to deform and a locking position wherein the lock resists the deformation of the arms, the tube end portion bearing against the lock when it is inserted into the body to bring it into the locking position.
F16L 37/12 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members using hooks, pawls, or other movable or insertable locking members
F16L 37/091 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking by means of a ring provided with teeth or fingers
A pressure swing adsorption system is disclosed which includes first and second chambers (110, 112) each containing an adsorption medium. In use,a fluid is directed to flow over the adsorption medium in one of the chambers to adsorb contaminants in the fluid while the adsorption medium in the other of the chambers is regenerated by desorption of adsorbed contaminants. The system includes: a purge conduit which extends between the chambers for delivering fluid from the online chamber to the regenerating chamber, the purge conduit containing a flow restrict or (160) for controlling the volume of fluid which can flow through the purge conduit; a re-pressurisation pathway (167) which extends between the chambers for delivering fluid from the online chamber to the regenerating chamber, bypassing the flow restrict or; a re-pressurisation control valve (168) for controlling the flow of fluid in the re-pressurisation pathway, which comprises a housing (800) having a cavity within it with a port (854a, 856a) for flow of fluid along the pathway and a valve member (864, 869) which can move in the cavity between (i) a closed position in which it engages the port and restricts flow of fluid through the pathway and (ii) an open position in which it is displaced from the port allowing flow of fluid through the pathway, the valve member being biased towards its closed position by the action on the valve member of fluid from the online chamber;and an actuator (864, 868) which can act on the valve member to move it from its closed position.
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
F16K 25/00 - Details relating to contact between valve members and seats
Control valve comprising: an inlet; an inlet cavity coupled to the inlet; an outlet; an outlet cavity coupled to the outlet; and a supply valve, wherein the inlet cavity is coupled to the outlet cavity via the supply valve. The control valve further comprises: a pilot cavity; a pilot tube linking the inlet cavity to a pilot control system, the pilot control system comprising a pilot valve linking the pilot tube to the pilot cavity; first and second diaphragms, wherein the outlet cavity is separated from the pilot cavity by the first and second diaphragms, the first diaphragm forming a portion of the pilot cavity and the second diaphragm forming a portion of the outlet cavity; and a diaphragm coupling component mechanically coupling the first diaphragm and the second diaphragm, the diaphragm coupling component being biased in a direction from the outlet cavity towards the pilot cavity. The second diaphragm is coupled to the supply valve for opening and closing the supply valve depending on the relative pressures of the outlet cavity and the pilot cavity. Furthermore, the first diaphragm has a first area, the second diaphragm has a second area, and the first area is larger than the second area.
G05D 16/06 - Control of fluid pressure without auxiliary power the sensing element being a flexible member yielding to pressure, e.g. diaphragm, bellows, capsule
F16K 31/126 - Operating meansReleasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like
49.
DETECTING PARTICLES IN A PARTICLE CONTAINING FLUID
A sensor system for detecting particles within a fluid, the sensor system comprising: a gauge body having a working surface for receiving a particle containing fluid; an impactor spaced apart from the working surface of the gauge body defining a spacing between the impactor and the working surface of the gauge body through which particle containing fluid can pass, wherein the sensor system is configured such that as the particle containing fluid passes through the spacing between the impactor and the working surface of the gauge body, particles disposed over the working surface are impacted by the impactor generating a signal which is dependent on one or both of the size and concentration of particles in the fluid; and a sensor configured to detect the signal generated by the particles impacting the impactor and provide an output signal.
G01N 29/14 - Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic wavesVisualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object using acoustic emission techniques
G01N 15/00 - Investigating characteristics of particlesInvestigating permeability, pore-volume or surface-area of porous materials
The invention relates to a hydraulic system comprising a plurality of hydraulic units (1), which each have at least one hydraulic consumer (2) in each case having a first hydraulic connection (3) and a second hydraulic connection (4); a supply line to which the hydraulic units (1) are connected; and a central unit (5) for providing and pressurizing the hydraulic fluid conveyed in the supply line, characterized in that the supply line is in the form of a loop (6) leading into and out of the central unit (5), in that the hydraulic units (1) each have a first line (7) and a second line (8), and in that the hydraulic units (1) each have a drivable auxiliary pump (9), which is arranged in the second line (8) of each particular hydraulic unit (1).
B30B 15/16 - Control arrangements for fluid-driven presses
F15B 11/024 - Systems essentially incorporating special features for controlling the speed or the actuating force or speed of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
51.
CONFIGURABLE VALVE FOR DISTRIBUTING A FLUID AND METHOD FOR SETTING THIS VALVE
This valve (1) is intended to be mounted on a base for the purpose of controlling the distribution of a fluid, and comprises a housing (2) and a plurality of orifices (0), these orifices (0) being intended for the inflow or the outflow of the fluid inside the housing (2). The valve (1) additionally comprises a plurality of distributors (4) arranged in the housing (2) so as to control the flow of the fluid inside the valve (1), and the valve (1) comprises an electronic card (6) arranged in the housing (2), the electronic card (6) being configured so as to store a truth table (60) associating a predetermined position of the distributors (4) with each control signal received by the valve (1). The electronic card (6) is furthermore configured so as to manage a transition mode of the distributors (4) from one position to another.
The invention relates to a hose fitting (1) for a high-pressure hose, for connecting the high-pressure hose to a connection part (2), having - a nipple device which has a through-passage channel (8) and, on the hose side, has a hose portion (17), which can be inserted into the hose, and, on the connection-part side, has a sealing portion (6a) for introducing into a corresponding sealing portion (6b) of the connection part (2), and - a screw-connection element (3, 4) which is intended for establishing a screw connection with the connection part (2), is applied to the nipple device via the hose portion (17) and by means of which the sealing portion (6a) of the nipple device can be pushed against the connection part (2), characterized in that the nipple device is designed in a number of parts and comprises a nipple (7), which has the hose portion (17), and an insertion element (5), which has the sealing portion (6a), wherein the nipple (7) is arranged such that it can be rotated both in relation to the insertion element (5) and in relation to the screw-connection element (3, 4), and wherein the screw-connection element (3, 4) delimits axial relative movement of the nipple (7) away from the insertion element (5).
F16L 19/025 - Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member the pipe ends having integral collars or flanges
F16L 19/028 - Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member the pipe ends having integral collars or flanges the collars or flanges being obtained by deformation of the pipe wall
F16L 27/08 - Adjustable jointsJoints allowing movement allowing adjustment or movement only about the axis of one pipe
F16L 33/30 - Arrangements for connecting hoses to rigid membersRigid hose-connectors, i.e. single members engaging both hoses comprising parts inside the hoses only
53.
METHOD AND SYSTEM FOR CONTROLLING THE PRESSURE IN THE CHAMBERS OF A HYDRAULIC CYLINDER
The disclosure concerns a method for controlling the pressure in the chambers of a hydraulic cylinder (1) having a meter-out chamber (2) and a meter-in chamber (3). A meter-out valve (7) is connected to the meter-out chamber (2) for regulating the fluid out from the meter-out chamber (2) and a meter-in valve (8) is connected to the meter-in chamber (3) for regulating the fluid into the meter-in chamber (3). The method comprising the steps of sensing the pressure associated with the meter-out chamber (2) with a first pressure sensor (4) which is generating a first pressure signal, sensing the pressure associated with the meter-in chamber (3) with a second pressure sensor (5) which is generating a second pressure signal, processing the first pressure signal in a first signal processing filter (9) into a filtered first pressure signal, wherein in response to the filtered first pressure signal and a filtered or non-filtered second pressure signal delivering a control signal from a control unit (6) to the meter-out valve (7), and wherein the meter-out valve (7) in response to the control signal controls the pressure in the meter-in chamber (3) by regulating the fluid out from the meter-out chamber (2). The disclosure also relates to a corresponding system for controlling the pressure in the chambers of a hydraulic cylinder (1) having a meter-out chamber (2) and a meter-in chamber (3).
F15B 11/042 - Systems essentially incorporating special features for controlling the speed or the actuating force or speed of an output member for controlling the speed by means in the feed line
F15B 11/044 - Systems essentially incorporating special features for controlling the speed or the actuating force or speed of an output member for controlling the speed by means in the return line
F15B 20/00 - Safety arrangements for fluid actuator systemsApplications of safety devices in fluid actuator systemsEmergency measures for fluid actuator systems
54.
ELECTRO-HYDRAULIC CONTROL SYSTEM WITH FAIL-SAFE PILOT VALVES
The disclosure relates to an electro-hydraulic control system (1) for directing fluid to at least one hydraulic actuator (10), the system (1) comprising at least one electronic controller (3, 4); first and second pilot valves (5, 6) being electrically connected to the at least one electronic controller (3, 4) which is arranged to control the operation of the first and second pilot valves (5, 6), third and fourth pilot valves (7, 8) being electrically connected to the at least one electronic controller (3, 4) which is arranged to control operation of the third and fourth pilot valves (7, 8). A pilot operated main valve (9) is configured to control fluid flow to at least one hydraulic actuator (10). Each of the first and second pilot valves (5, 6) and the third and fourth pilot valves (7, 8) is a fail-safe pilot valve arranged to drain a regulated outlet port to a low pressure reservoir (15) if a spool of the fail-safe pilot valve (5, 6, 7, 8) becomes stuck in an open state.
B62D 5/09 - Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle characterised by means for actuating valves
B62D 5/30 - Safety devices, e.g. alternate emergency power supply or transmission means to ensure steering upon failure of the primary steering means
F15B 20/00 - Safety arrangements for fluid actuator systemsApplications of safety devices in fluid actuator systemsEmergency measures for fluid actuator systems
patents
