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WO/2020/180137A1 |
Disclosed are a pneumatic cylinder system and a cut-off valve including same, the system comprising: a pneumatic housing having a hollow inner space; and a pneumatic piston dividing the inner space into a first space and a second space, ...
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WO/2020/180982A1 |
Hydraulically amplified self-healing electrostatic (HASEL) transducers having a composite, multi-layered structure. Specifically, a layered composite structure is contemplated such that different ones of the layers are selected for elect...
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WO/2020/178158A1 |
A drive system (1) is proposed which is designed in particular as a robot (1a) and which has a fluid-operated linear drive (2), on the drive unit (7) of which linear drive, which drive unit can be driven so as to perform a drive movement...
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WO/2020/180986A1 |
Hydraulically Amplified Self-Healing Electrostatic (HASEL) transducers that are produced using a more efficient and consistent production method. The method may include joining a first shell material to a second shell material in an adjo...
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WO/2020/175521A1 |
This position detection device for a fluid pressure cylinder comprises a plurality of magnetic sensors that turn ON/OFF according to the magnetic field of a permanent magnet provided to a piston of a fluid pressure cylinder. The position...
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WO/2020/176374A1 |
A stop module for non-jamming end-of-stroke stoppage of a rotary drive actuator includes timing gears to articulate a stopping pawl, and a low inertia, deformable stopping disk arranged to safely dissipate excess rotational kinetic energ...
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WO/2020/165991A1 |
Provided is a rotary drive device that has a wide rotary driving range, e.g. a rotary driving range of 0-180°. Disclosed is a rotary drive device (100) comprising: a crank member (2) that can rotate around a crankshaft (3); a first cyli...
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WO/2020/162801A1 |
The present invention concerns an actuator apparatus (1) comprising a positioning actuator device (3) configured to position a first carrier member (5') of the actuator apparatus (1). The positioning actuator device (3) comprises a first...
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WO/2020/162318A1 |
An output member (7) is inserted into a housing (5) so as to be movable rightward and leftward. A lock chamber (20) is formed, as a first operation chamber, on the right side of the output member (7). A first supply/discharge passage (24...
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WO/2020/157327A1 |
Hydraulic cylinder (1) for operating a work element of a work vehicle, comprising a housing (2) defining an inner volume (3) and a piston (6) slidably movable inside the housing in tight manner so as to divide said volume into two fluidl...
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WO/2020/151718A1 |
Disclosed are a launch vehicle and a multi-stage pneumatic support cylinder for recovering a launch vehicle. The multi-stage pneumatic support cylinder comprises: a cylinder tube (1), comprising a main cylinder tube (10) and a plurality ...
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WO/2020/149747A1 |
A double-acting linear actuator (50) comprises a first part with at least an actuator housing (55) and a second part with at least a piston with a piston head (53) movably arranged in said housing. The first part comprises a sequence of ...
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WO/2020/141265A1 |
Disclosed is a power module for actuating an operating element of a member, such as a valve to be closed and opened, by means of a ram (22) comprising a piston designed to move in a chamber (27) of the ram under the effect of a hydraulic...
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WO/2020/141585A1 |
[Problem] To provide a rodless cylinder equipped with two pistons, wherein the rodless cylinder is equipped with a means capable of altering the distance between the pistons at any time and to any distance. [Solution] In the present inve...
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WO/2020/136263A1 |
The invention relates to an actuation assembly (10) comprising: - a sealed chamber (100) having an inlet (101) for a pressurised gas and a movable wall (102) that can be moved between a minimum position and a maximum position; - a movabl...
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WO/2020/124267A1 |
The present disclosure concerns a hydraulic cylinder assembly having a longitudinal direction and comprising an outer barrel, an inner barrel coupled thereto and defining therewith an outer fluid-receiving chamber and an inner fluid- rec...
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WO/2020/127886A1 |
The invention relates to a fluid-driven drive (1) comprising a mobile active surface (K) and a cavity (Z) with a variable volume. The drive additionally has an unstable element (E). When the active surface (K) is moved in a first movemen...
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WO/2020/129743A1 |
This hydraulic actuator is provided with: an actuator body (100) including a tube (110) and a sleeve (120) covering the outer circumference of the tube (110); and a sealing mechanism (200, 300) for the actuator body (100). The sealing me...
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WO/2020/118443A1 |
Examples that relate to snubbing devices to arrest or resist motion are provided. These snubbing devices are suitable for use with actuators, such as linear actuators, that desire load damping or piston speed change at the end of stroke ...
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WO/2020/124031A1 |
A telescoping weigh fork unit where a base fork has an integrated hydraulic cylinder and a slideable outer shoe on which are supported at least two load cells. Optionally the unit may include an outside telescopic fork shoe to which the ...
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WO/2020/123839A1 |
A robotic knee (116) comprising an upper leg (118) and a lower leg (119) configured to rotate about a knee axis (124) relative to the upper leg (118), a motor (131), a hydraulic pump (132) driven by the motor (131), a hydraulic piston as...
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WO/2020/120926A1 |
A reconfigurable piston (10) suitable for use in a piston actuator. The reconfigurable piston (10) comprises a tubular piston rod (11) into which rod ballast (13) can be received, and retention means (optionally end plates (12a) and 12b)...
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WO/2020/115573A1 |
An improved pistonless cylinder, including both single acting and double acting configurations, based on an Aramid fiber reinforced elastomer tubular which is highly stiff in radial direction against radial expansion and elastic in axial...
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WO/2020/117963A1 |
A textile actuator and harness system can include a harness configured to be worn with a portion extending across a wearer's joint. The harness comprises a substantially inextensible section and at least two mounting locations spaced for...
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WO/2020/117999A1 |
A fluid pump for a linear actuator causes a rod in the actuator to extend or retract by controlling fluid flow to and from portions of a fluid chamber on either side of a piston disposed within the fluid chamber and supporting the rod. T...
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WO/2020/116421A1 |
The purpose of the present invention is to provide a cylinder device configured so as to enable particularly a reduction in electric power consumption and size and the prevention of a variation in rotation. This cylinder device (1) is pr...
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WO/2020/116142A1 |
The present invention enables suppression of excessive increase of hydraulic pressure inside a hydraulic chamber. The present invention is provided with: a cylinder case (11) equipped with a cylinder part (12) into which oil is supplied;...
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WO/2020/116420A1 |
The purpose of the present invention is to provide a cylinder device configured so as to enable particularly a reduction in electric power consumption and size and the prevention of a variation in rotation. This cylinder device (1) is pr...
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WO/2020/117225A1 |
An actuator assembly of a downhole tool may include a high pressure chamber and a low pressure chamber. A pressure applied from the surface to the tool may enter both chambers. The low pressure chamber may include an inlet that restricts...
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WO/2020/098854A1 |
The invention relates to a clamping system with a stroke-monitored clamping device, in the case of which the clamping system comprises a clamping device and a combination bolt. The clamping device serves for mounting, in the housing, at ...
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WO/2020/094808A1 |
The invention relates to a method for producing a component, a component produced according to such a method, and a measurement system in which an information area of the component is encoded/marked by means of deformation.
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WO/2020/087139A1 |
The invention comprises a system containing a multipurpose hydraulic unit that can be used in machines and equipment, driven by low-pressure compressed air or other gases, comprising two hydraulic pumps that work together with a hydrauli...
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WO/2020/089169A1 |
The invention relates to a device intended to be positioned close to a joint between two parts, the device comprising a first interface (11) borne by a first of its two parts and a second interface (12) borne by a second of the two parts...
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WO/2020/087140A1 |
The present invention patent relates to a hydraulic unit (U) with a pneumatic cylinder (15) that works in conjunction with a servomotor (M), together with a ball screw (29) to together move a hydraulic piston pump (8) made up of a hydrau...
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WO/2020/092305A1 |
An actuator is described, including a first sheet comprising a plurality of first openings,; and a second sheet comprising a plurality of second openings; wherein the first and second sheets are stacked together such that at least one of...
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WO/2020/083094A1 |
A pistonless double-acting cylinder apparatus, comprising a piston rod part (1), a first cylinder part (2) provided on the piston rod part (1), a second cylinder part (3) provided at an end surface of the first cylinder part (2), pull ro...
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WO/2020/086340A1 |
An electric motor-driven, rolling element screw linear actuator is presented which work in cooperation with an hydraulic actuator and share several components. This is achieved through the integration of a screw-driven integrated nut pis...
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WO/2020/082320A1 |
Disclosed is an automatic transporter leveling device employing a hydraulic servo for automatically leveling a transporter, such as an automobile, to prevent tipping when the same is negotiating curves at high speeds. The device comprise...
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WO/2020/086325A1 |
A stiffness control and systems for the same are disclosed herein. A first plate and a second plate can be connected with rigid support, a hydraulic actuator and a high roughness surface. Upon actuation, the actuator can force the high r...
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WO/2020/080255A1 |
A hydraulic actuator (10) is provided with a cylindrical tube (110) that expands and contracts due to pressure of a fluid, a sleeve (120) which is a stretchable structural body of interwoven fiber cords aligned in a prescribed direction ...
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WO/2020/080545A1 |
The present invention addresses the problem of providing an actuator having further increased durability in comparison to conventional actuators. This actuator is characterized by being provided with an actuator body (100) comprising a c...
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WO/2020/077102A1 |
A method of performing wireless actuation by inductive heating of magnetic particles. The method provides a bladder having an inner surface and an outer surface, the inner surface forming an interior area, the bladder configured to expan...
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WO/2020/075629A1 |
This cylinder device is provided with: a first piston (8) which is inserted in a first cylinder hole (4) in an axially movable manner, allows a piston rod (7) to be inserted therein in a sealed manner, and is affixed to the piston rod (7...
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WO/2020/076199A1 |
The present invention concerns a method for controlling a control surface multirod actuator arrangement (101, 201, 301, 501, 601, 801, 901) and the arrangement per se comprising; a first and a second multirod actuator (302', 302") config...
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WO/2020/070779A1 |
[Problem] To enable easy extension of a telescopic rod. [Solution] This telescopic rod axially extends by means of a gas that is pressure-fed therein, and is provide with an attitude control means.
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WO/2020/066756A1 |
A method for manufacturing a cylinder tube, including a joining step in which an end surface (15) of a tube main body (10) and a flange portion (25) are abutted against each other and joined by friction pressure welding while in a state ...
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WO/2020/066596A1 |
Provided is a fluid pressure cylinder of a stroke adjustment type in which a failure is less likely to occur. This fluid pressure cylinder is configured such that: a first abutment part is provided to the rear face side of a first piston...
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WO/2020/059901A1 |
The present invention relates to a pressure delivery cylinder comprising a bumper section and, more specifically, to a pressure delivery cylinder comprising a bumper section, wherein the bumper section disposed inside the cylinder body c...
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WO/2020/058102A1 |
The invention relates to a piston-cylinder unit with a cylinder and a piston rod movably mounted therein, wherein at least one piston bearing is provided in the region of the cylinder opening in order to support or guide the piston rod, ...
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WO/2020/060858A1 |
A soft robot includes a main body configured as a tube inverted back inside itself to define a pressure channel, such that when the channel is pressurized, the main body everts, and inverted material everts and passes out of a tip at a d...
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