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WO/2024/087508A1 |
A hydraulic system control method, comprising: determining a target displacement of a hydraulic pump and a target displacement of a hydraulic motor on the basis of the current working condition of a hydraulic system; acquiring a first tr...
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WO/2024/088034A1 |
A spherical pump and motor assembly, comprising a spherical pump (1) and an outer rotor motor (2). A motor outer rotor (23) of the outer rotor motor (2) is provided with a barrel-shaped outer rotor body (231) having an upward opening; a ...
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WO/2024/085063A1 |
Provided is a hydraulic cylinder (100) wherein: a cylinder tube (10) comprises a circular main body part (12), a circular coupling part (13) to which a cylinder head (40) is coupled, and a circular connection part (14) which is formed be...
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WO/2024/084184A1 |
Sliding Ring Seal Assembly A sliding ring seal assembly comprises a sealing ring having an outer sliding seal surface, an inner face, and substantially parallel axial faces; and a wedge ring having an outer face, an inner face that is na...
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WO/2024/081989A1 |
The invention relates to a pneumatic cylinder (2) comprising: - a first housing part (5); - a second housing part (6); and - a central part (7), wherein the central part (7) is arranged between the first housing part (5) and the second h...
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WO/2024/082782A1 |
Disclosed in the present utility model are a drainage device and a rescue apparatus. The drainage device comprises: a drainage mechanism, wherein the drainage mechanism comprises a plurality of pipes, and the plurality of pipes are neste...
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WO/2024/077398A1 |
Layered low-profile soft fluidic actuators (LLPSFA) enhance the functionality of soft robots and devices/systems with soft robotic components. A plurality of LLPSFA enables soft robotic devices and systems to achieve a variety of motion,...
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WO/2024/075346A1 |
This hydraulic actuator comprises: a cylindrical tube that expands and contracts in accordance with the pressure of a fluid; a sleeve that covers an outer circumferential surface of the tube and that, by expansion of the tube, widens the...
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WO/2024/070173A1 |
Provided is a cylinder device provided with a mechanism for detecting, in three stages, the position of an output member by using the outer periphery of a piston rod of the output member, and the inner wall of a housing. A housing (2) ...
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WO/2024/069384A1 |
Described is a device for moving moulds (2) of the servo-hydraulic type configured to translate at least a first half-mould (3) relative to a second half-mould (4), positioned in an assembly (1 ) for making hollow bodies made of plastic ...
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WO/2024/066151A1 |
A pneumatic power device, comprising an annular air storage container (1), a starting system, and an output system, wherein a plurality of air cylinders (2) are uniformly distributed on an inner peripheral wall of the annular air storage...
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WO/2024/066923A1 |
A scooter and a shock absorber thereof. The shock absorber comprises a sleeve (1) and a shaft (2); a hydraulic cavity (11) is formed in the sleeve (1); the shaft (2) is provided with a piston portion; the piston portion is slidably fitte...
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WO/2024/063178A1 |
An embodiment of the present invention relates to a fire extinguishing system of a ship using an automatic long jet monitor, wherein: a camera module detects a fire in real time and a controller operates a jet monitor unit according to f...
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WO/2024/062965A1 |
Provided is a pneumatic-cylinder-type retraction mechanism having a cylinder and a piston that is capable of reciprocating inside the cylinder, the retraction mechanism causing the piston to reciprocate using air pressure, wherein the re...
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WO/2024/059783A1 |
In some embodiments, disclosed herein are actuators and systems that form pneumatically- actuated logic circuits for analog and digital control. In some embodiments, disclosed herein are soft actuators that can be assembled using modular...
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WO/2024/053292A1 |
This robot hand comprises: a root actuator contracting in a cylinder axis direction; a frame member which extends in the cylinder axis direction and to which the root actuator is fixed; and a plurality cylindrical finger actuators which ...
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WO/2024/052466A1 |
The invention relates to a hydraulic assembly (1) comprising a cylinder (3) and a piston (2), guided in the cylinder (3), which can be adjusted between a working position and an end position, wherein the piston (2) sealingly divides a cy...
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WO/2024/053294A1 |
This robot hand comprises: a cylindrical root actuator in which one side of the cylinder circumference is contracted and bent in a cylindrical axis direction through an increase in inner pressure in a cylinder; a frame member that is dis...
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WO/2024/053293A1 |
A robot hand according to the present invention comprises: a cylindrical base actuator in which one side of the cylindrical periphery thereof contracts and curves in a cylinder axis direction in accordance with an increase in internal pr...
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WO/2024/047865A1 |
This hydraulic cylinder (10) comprises a cylinder housing (12) in which an accommodation chamber (31) is formed, and a cylinder unit (14). The cylinder housing has a first securing means (26). The cylinder unit has a piston (60), a pisto...
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WO/2024/047864A1 |
A fluid pressure cylinder (10) comprises a cylinder section (12) and an adapter unit (14). The adapter unit is detachably mounted to a cylinder tube (16) of the cylinder section. A first input/output port (84a) and a second input/output ...
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WO/2024/048299A1 |
This actuator curved inner length measurement device is for a fluid pressure actuator which includes a cylindrical actuator body part 22 that shortens and curves on one side of the cylinder circumference due to an increase in the interna...
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WO/2024/048300A1 |
Provided is an actuator gripping force estimation method for estimating, as a gripping force, the force of a hydraulic actuator acting in a direction orthogonal to the tube axis thereof when the tube axis is not curved due to curvature. ...
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WO/2024/044627A1 |
An actuator (100) for a valve can include a torque module (106) and a drive module (104) that is configured to transmit rotational force from the torque module to a valve member (e.g., to selectively open and close the valve by rotating ...
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WO/2024/039956A1 |
A hydraulic actuator (200) for a work machine (100) includes a rod member (206) defining an annular shoulder (208), a piston (230) coupled to the rod member (206), and a collar (500) engaging with the rod member (206) and the piston (230...
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WO/2024/039285A1 |
The invention relates to a tightening arrangement, comprising a power unit (P) and a transmission unit (T), wherein the transmission unit is arranged to directly or indirectly transfer torque to a tightening shaft for tightening of a cha...
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WO/2024/034274A1 |
Provided is a test device comprising an auxiliary support device that is installed together with a telescoping device that moves in multiple degrees of freedom, and that has a mechanism for receiving a static load within an allowable ecc...
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WO/2024/022852A1 |
The invention relates to a brake cylinder for a vehicle brake, in particular a utility vehicle brake, comprising a spring device, wherein the spring device (1) has at least one first section for generating a braking force and/or a restor...
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WO/2024/022785A1 |
The invention relates to a module (1) forming a mechanical actuator of the muscle or fluidic bladder type, capable in particular of being used on a robot, the module (1) comprising: - first (11a) and second (11b) sealed end couplings/con...
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WO/2024/018116A1 |
The invention relates to a method for purification of feed liquid (F), the feed liquid (F) containing minerals or chemicals or both, the method having the followings steps of: - feeding feed liquid (F) into a tank (40) and pressurizing t...
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WO/2024/017012A1 |
The present application relates to the technical field of hydraulic control, and in particular, to a hydraulic stepping control device and a working machine. The hydraulic stepping control device provided by the present application compr...
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WO/2024/016076A1 |
An actuator device comprises an enclosed volume region defined by a housing body and a movable surface, such that at least a portion of the enclosed volume region is expandable from an initial volume state to an enlarged volume state. An...
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WO/2024/019434A1 |
An embodiment of the present invention relates to a construction machine. The construction machine, including a swing motor, a boom cylinder, and an arm cylinder, comprises: a main pump part including a first pump, which supplies hydraul...
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WO/2023/250263A1 |
The embodiments disclosed herein relate to a position sensing system for an actuator (20) of a valve, including a piston (30) of the actuator, wherein the piston (30) is configured to actuate the valve between an open position and a clos...
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WO/2023/241760A1 |
Disclosed is a magnetic actuating device (1), comprising a housing (2) and a piston rod (5) that is movable along a longitudinal axis of the housing (2) between two end positions, said piston rod having at least one piston (10) which ext...
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WO/2023/244359A1 |
Seat assemblies and subassemblies such as for a vehicle are disclosed. The subassemblies may include joint assembly with a motor configured to move the seat assembly from a first position to a second position via the coordination between...
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WO/2023/243452A1 |
The purpose of the present invention is to provide an actuator having excellent responsiveness compared to an actuator in which a plurality of assemblies to be disposed inside a casing are stacked alone in an axial direction, and an open...
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WO/2023/244927A1 |
A high-pressure burrowing everting robot includes a tubular body formed of a high-pressure skin and airtight bladder arranged to permit pressure to evert the high-pressure skin and bladder together such that the high-pressure skin forms ...
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WO/2023/237395A1 |
A safety device in a vehicle is provided. The safety device comprises an actuator (100) comprising a housing (1) having a first end (2) and a second end (3), a piston arrangement (5) comprising a piston (5a) and a piston rod (5b), the pi...
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WO/2023/237141A1 |
The invention relates to a working cylinder, wherein the cylinder, for coupling a closure part to a cylinder tube end portion, has a coupling portion with a coupling ring and a locking body, wherein, on the cylinder tube end portion, the...
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WO/2023/237526A1 |
The invention relates to a hydraulic system having a hydraulically actuable working cylinder (10) which has a cylinder housing (12) with a piston-rod unit (14) that is guided in longitudinal movement therein, is actuable in opposite dire...
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WO/2023/239305A1 |
The invention provides a seamless chamber actuator (100,100a,100b) which comprises a base layer (110,110a), a second layer (150,150a) and a substantially zero-volume actuation chamber (108) formed between the base and the second layers. ...
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WO/2023/237392A1 |
A safety device for a safety device in a vehicle is provided. The safety device (100) comprises a housing (1) having a first end (2) and a second end (3), a piston (4) adapted to fit in the housing (1) and being configured to be moved fr...
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WO/2023/237393A1 |
A safety device in a vehicle is provided. The safety device comprises a modular actuator (100) comprising a housing (1) having a first end (2), a piston (4) adapted to fit in the housing (1) and being configured to be moved from a retrac...
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WO/2023/239304A1 |
The invention provides a composite actuator suitable for soft robotics that performs motions which include any one of bending, twisting, and extending, or a combination thereof. The composite actuator comprises a bladder, and a skin that...
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WO/2023/234331A1 |
Provided are: an air-driven actuator that is easy to machine, makes it easy to obtain a desired cylinder speed, and can easily be made more compact, particularly when making the air-driven actuator more compact while widening the interva...
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WO/2023/227150A1 |
The invention relates to a weld-coupled working cylinder assembly, having a working cylinder component (1), an attachment part (2) and a weld seam (3), and is characterised in that the weld seam (3) is formed as a stepped hybrid weld sea...
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WO/2023/224852A1 |
Fluid pressure control systems and methods including a vessel having one or more internal passages configured to sustain a fluid under pressure, a fluid pressurization unit configured to link to the vessel to increase the pressure of a f...
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WO/2023/219778A1 |
A combination of seals and wear guides (18) for use in a hydraulic cylinder (10) provides a sealed engagement between a piston rod (12) of the hydraulic cylinder (10) and an inner circumferential surface of a rod end of a cylinder barrel...
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WO/2023/219802A1 |
A seal assembly (18) for a hydraulic cylinder piston rod (12) of a hydraulic cylinder (10) includes an annular buffer seal (22) and an annular backup ring (24). A first axial pressure side of the annular buffer seal (22) faces a rod end ...
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