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WO/2014/117249A1 |
A locking mechanism for locking an actuator piston within an actuator cylinder housing is disclosed. The locking mechanism comprises a locking pin that is moveable between extended and retracted positions. The locking pin can be moved us...
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WO/2014/115405A1 |
A pipe fastener for a hydraulic cylinder that: fixes a pipe supplying and discharging hydraulic fluid inside a cylinder tube to the cylinder tube; has a curved section along the outer circumference of the cylinder tube; and comprises two...
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WO/2014/115628A1 |
A drive chamber (11) to and from which a pressurized fluid is supplied and discharged is arranged on the upper side of a piston (10) inserted in an ascendable/descendable manner inside a housing (1). A detection valve (32) for ascent det...
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WO/2014/113781A1 |
A pneumatic artificial muscle (PAM) actuator body can be formed from an elastic material that includes an inflatable chamber and a restraining component, such as flexible, but inextensible fibers, that causes the actuator to contract whe...
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WO/2014/111080A1 |
The invention relates to a hydraulic actuation system for a clutch or a door locking and/or door unlocking system of a motor vehicle, having a first hydraulic cylinder and a second hydraulic cylinder, of which at least one has a housing ...
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WO/2014/107780A1 |
The present invention relates to a piston ring (A) for use in internal combustion engines, provided with annular body defining an outer lateral surface (1) which slides relative to the cylinder wall and which comprises at least a first r...
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WO/2014/108226A1 |
The present invention relates to a piston ring (2) with increased fatigue strength, made of a plastically deformable material. The piston ring (2) has a bearing surface (4) which is limited at the top by an upper bearing surface edge (3)...
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WO/2014/108313A1 |
The invention relates to an apparatus for the assembly and disassembly of hydraulic cylinders, composed of a pedestal-like machine frame which has horizontally arranged guide means, which guide means bear, in a displaceable manner, a rec...
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WO/2014/105337A1 |
The subject matter of this specification can be embodied in, among other things, a rotary vane actuator that includes a rotor assembly including a rotor hub. The rotor hub has first and second vane assemblies disposed radially on the rot...
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WO/2014/105789A1 |
An actuator for operating a linear valve, such as a gate valve, includes a quick connect coupling between the housing and at least one of a bonnet and a power head assembly. In embodiments, the quick connect coupling includes a plurality...
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WO/2014/102913A1 |
The purpose of the present invention is to drive a rotor in a contactless state without core deviation. A plurality of metal bellows (11, 11') having accordion-shaped sections (11a, 11a') are disposed concentrically one inside the other ...
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WO/2014/104123A1 |
A piston (10) is inserted into a housing (1) so as to be able to move up and down and is designed so as to be able to supply and evacuate pressurized oil to and from a drive chamber (11) located above said piston (10). An output rod (15)...
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WO/2014/098175A1 |
The drive pulley (12) is configured from a piston/cylinder mechanism in which a seal ring (15) is fitted on the circumference of a fixed piston plate (16), which is in sliding contact with the inner circumferential surface (12d) of a cyl...
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WO/2014/096943A1 |
The invention relates to a drive device for lifting a vehicle engine hood to protect pedestrians, said drive device comprising • - a pressure pipe (1) in which a piston (2) which can be driven by a drive gas can be moved along a linear...
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WO/2014/097441A1 |
The present invention pertains to a fluid pressure cylinder. In this fluid pressure cylinder (10), first and second cylinder chambers (36, 38) facing both end surfaces of a piston (18) are formed inside a cylinder tube (12) having a feed...
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WO/2014/092635A1 |
The invention relates to a fluid media driven piston-cylinder device comprising a first assembly including a cylindrical barrel (22) with a front end cover (1 ) and a rear end cover (2), a second assembly including a piston (3) guided by...
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WO/2014/090288A1 |
The invention relates to lifting unit (18) comprising: a hollow cylinder (84), a piston (86) which is mounted within the hollow cylinder (84) and can be deployed and retracted in a lifting direction, a working chamber (88) which is forme...
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WO/2014/086327A1 |
Hydraulic cylinder (10) with end position damping comprising at least one cylinder (11) in which there is arranged at least one piston (12) which is connected to at least one piston rod (13) and can be moved in the axial direction, where...
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WO/2014/087049A1 |
The invention relates to a crane, which includes a base (12) for attaching the crane (10), a main boom (14) pivoted to the said base (12), an articulated boom (16) pivoted to the main boom (14), an actuator cylinder (30) for moving the s...
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WO/2014/086554A2 |
The invention relates to a method for displaying the position of a hydraulically actuated fitting, with a piston (121) in an actuating cylinder (1.2) for actuating the fitting (1.1), the piston being connected via two hydraulic lines (2,...
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WO/2014/086909A2 |
A pneumatic stepper actuator (100) includes an actuator body (102) including a piston chamber (110), a first pneumatic port (116), and a second pneumatic port (117), a piston element (150) configured to move reciprocally within the pisto...
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WO/2014/088278A1 |
The present invention relates to an actuator using a phenomenon in which a soft sealing film moves reciprocally inside a pressure container while having a variable form, like a piston inside a cylinder, as the soft sealing film comes int...
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WO/2014/085552A1 |
A system for assembling a hydraulic cylinder by sliding a piston rod and a cylinder body of the hydraulic cylinder together is disclosed. The system includes a track structure, a first support structure that rides on the track structure ...
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WO/2014/079430A1 |
The invention relates to a piston-cylinder unit, comprising: a cylinder housing; a piston rigidly connected to a piston rod, which piston is axially movable in the cylinder housing along a longitudinal axis of the cylinder and is pivotab...
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WO/2014/079445A1 |
The invention relates to a piston (3) having a sensor element (12), in particular for a master cylinder or slave cylinder of a pressure medium actuating device, wherein the piston (3) carrying the sensor element (12) has a substantially ...
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WO/2014/079528A1 |
The invention relates to a turbine valve actuator (100) for controlling at least one valve unit of a media-operated consumer unit, such as a steam or gas turbine, having an actuating part drive (102) which has a movable actuating part (1...
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WO/2014/075723A1 |
A mechanical actuator configured to prevent the ingress of contaminant particulates from propagating under the cylinder head to destroy the fluid tight seal at the actuator chamber. An annular collar is tethered to an outer end region of...
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WO/2014/078085A1 |
An actuator for operating a linear valve, such as a gate valve, includes a sealing plate that extends across the diameter of a housing. A diaphragm is located on, and fully supported by, the plate. When pressure media urges the diaphragm...
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WO/2014/076376A1 |
The invention relates to an actuator comprising a body part and at least two coaxially mounted cylindrical rotor parts. A first interconnection formed between the first rotor part and the body part, and at least one second interconnectio...
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WO/2014/076145A1 |
The invention relates to a valve device, comprising a valve tappet (18), which causes a controlled opening or blocking of a fluid flow channel (16) in an engagement position on a valve seat (22) and which can be brought from a starting p...
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WO/2014/078877A1 |
An apparatus for actuating a valve includes a housing having an axis, a valve end, a cap end, and a cylindrical sidewall defining an inner diameter surface of the housing. A cap is connected to the cap end of the housing. An inlet is loc...
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WO/2014/077030A1 |
To provide a fluid pressure cylinder and a revolving clamp device in which it is possible to detect, through the fluid pressure, that the movement of a piston member has reached the movement limit position, to obtain a high operation rel...
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WO/2014/072841A1 |
The present invention relates to a compressed air scraper (10, 12, 14, 16', 16") for cleaning the outer surface (6) of a guide element (4a-4c) or of a stem (4d-4g) of a linear actuator (2). Said scraper (10, 12, 14, 16', 16") comprises a...
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WO/2014/069435A1 |
In a cylinder control device provided with a control valve for controlling the flow of operating fluid between a cylinder and a pump, the control valve is provided with: a spool furnished inside a body section; a sleeve disposed in oppos...
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WO/2014/063785A1 |
The invention relates to a valve device (15, 18) for a fuel cell system (1), comprising at least one fuel cell (3) and a coolant medium in a refrigerant circuit (8), which cools the fuel cell (3), comprising a valve body (19) which can m...
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WO/2014/060435A1 |
The invention relates to a pivot unit (10) that has a pivot part (12) that can pivot from a first rotational end position into a second rotational end position and has a drive (16), which is provided in a housing (14), for pivoting said ...
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WO/2014/061499A1 |
An air cylinder device having a cylinder body and a piston rod which is moved in the forward and backward directions by the supply and discharge of pressurized air into and from the cylinder body, wherein the air cylinder device is provi...
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WO/2014/058370A1 |
An actuator ( 1) for the lifting of loads, especially within the theatre and event business or within sporting events, comprising a hydraulic cylinder (2) with a cylinder body (3), a slidable piston inside the cylinder body, as well as a...
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WO/2014/057886A1 |
A hydraulic cylinder (1), that decelerates a piston rod (30) inserted into a cylinder tube with the cushion pressure generated near the end of a stroke, comprises a cylindrical cushion bearing (60) that is provided in the piston rod (30)...
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WO/2014/057746A1 |
A cylinder drive device provided with: a first passage for communicating a first chamber of a cylinder and a first port of a pump; a second passage for communicating a tank with a second chamber of the cylinder; a third passage for commu...
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WO/2014/055008A1 |
The invention relates to an operating cylinder (10) for a gearbox (4), comprising a cylinder housing (14) which is provided with first and second endwalls (16, 18) to form a space (20); a piston (22) which is provided with a piston rod (...
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WO/2014/055741A1 |
Pressure piston actuators and systems for control of wastegate in a turbocharger pressure that include the pressure piston actuators are disclosed. The pressure piston actuator includes a housing defining a chamber and a pathway leading ...
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WO/2014/054505A1 |
A single-acting hydraulic cylinder (1) is retracted by the pressure of operating liquid guided from a hydraulic pressure source to a rod-side chamber (6) which is one of the rod-side chamber (6) and a bottom-side chamber (5), which are s...
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WO/2014/054503A1 |
A first piston (4), which is connected to an output rod (2) and inserted in a housing (3), is driven upward by a pressure fluid. As a result of the downward movement of a second piston (6) disposed above the first piston (4), a wedge-typ...
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WO/2014/052553A1 |
An actuator includes a cylinder and a piston disposed in the cylinder. The piston has a head and a rod. The actuator further includes a collapsible locking member disposed in the head of the piston, and a gas-filled capsule disposed in t...
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WO/2014/049035A1 |
The invention relates to a portable tool having a working head that is actuated by an electric motor and/or a hydraulic means and has a working part, wherein the working part is displaceable in a displacement direction and the working he...
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WO/2014/049751A1 |
In order to enable the stroke position of a cylinder to be measured highly accurately even if oil in the cylinder has high pressure, an arithmetic processing unit (400) is configured so that the arithmetic processing unit (400) performs ...
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WO/2014/047993A1 |
An air cylinder, the air cylinder comprising a cylinder body (1), a main cavity (2), a piston (3) and a piston rod (4), wherein air inlets and air outlets (5) are respectively formed in two ends of the cylinder body (1), an anti-collisio...
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WO/2014/044269A2 |
The invention relates to a target device for inductive displacement measurement of a master piston, wherein the target device is formed as a sleeve with a slit and is produced from a metal material, and is designed for being fixed under ...
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WO/2014/044263A1 |
The invention relates to a piston (1) having a sensor element (2), wherein the piston has a substantially cylindrical wall (3) with two opposite end faces (4, 5), wherein the sensor element is provided in the form of a segment, in partic...
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