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WO/2012/090820A1 |
Provided is an actuator which comprises a rotation shaft inserted in a blocking part that blocks a cylinder bore filled with a working fluid. A piston rod comprises a concentric shaft insertion hole. A plurality of plunger holes which ar...
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WO/2012/088991A1 |
An energy regeneration power generation system applicable to a vehicle for loading, unloading and carrying comprises a lifting oil cylinder (9). An output pipeline of the lifting oil cylinder (9) is disposed with a pressure sensor unit (...
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WO/2012/085316A1 |
Mechanism for turning structural supports with oleohydraulic actuation, which comprises at least two hydraulic cylinders (5, 6) for actuating a turning movement of the structural support with respect to at least one axis selected from th...
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WO/2012/088019A1 |
The invention provides for a hydraulic cylinder position sensing and locking system that automatically maintains the position of a lock nut (36) that engages a plunger (16) on a hydraulic actuator such that if hydraulic pressure is lost,...
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WO/2012/087659A2 |
An over shaft rotary actuator with an internal clamp arrangement is provided. The actuator includes an internal clamp arrangement carried within a housing. A drive train and a motor also carried within the housing and mechanically couple...
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WO/2012/086361A1 |
A sensor holding member which holds a position sensor and a mounting member which mounts the sensor holding member on a cylinder tube are formed as separate elements. The sensor holding member is disposed on the cylinder tube so as to be...
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WO/2012/084712A1 |
The invention relates to a cover (20; 52) for a cylinder arrangement having at least one cylinder (10; 80, 82, 84), wherein the cover (20; 52) is suitable for sealingly covering a cylinder opening (18) of the cylinder (10; 80, 82, 84), a...
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WO/2012/081197A1 |
Provided is an apparatus for controlling an elastic actuator drive mechanism, which determines abnormality of an output measuring means (8) by being provided with an abnormality determining means (49), which determines whether an output ...
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WO/2012/082018A1 |
The invention relates to a hydraulic device (1) comprising a cylinder (2) and a piston (3) wherein the piston (3) is arranged to be able to move back and forth in the cylinder (2). The piston (3) comprises a piston rod (4) and a piston d...
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WO/2012/078606A1 |
An apparatus can include a piston movably disposed within a pressure vessel and defines a first interior region and a second interior region. The piston has a first position in which the first interior contains a gas having a first press...
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WO/2012/073172A1 |
An actuator comprising: a first piston moved between first and second positions by pressurized fluid; and a second piston moved by the pressurized fluid to arm a safety system that returns the first piston from the second position to the...
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WO/2012/074648A2 |
There is provided an actuation system for a gas turbine engine including a thrust reverser and a variable area fan nozzle. The system has a plurality of linear actuators each having a first outer piston concentric with a second inner pis...
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WO/2012/075441A1 |
A regenerative hydraulic pump that allows for efficient operation of a hydraulic system under high pressure/low flow conditions that comprises a crankshaft providing a rotating inertial mass, and a regenerative hydraulic pump cylinder th...
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WO/2012/073487A1 |
Provided is a solar panel unit comprising: at least one solar panel (92a); at least one support section (94) that supports the solar panel (92a) via a rotating shaft (95); and an actuator unit (100) with at least one air bag (101, 102) t...
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WO/2012/070189A1 |
An output rod (2) is inserted into a housing (1) to be vertically movable. A first piston (21) inserted into the upper part of the housing (1) is affixed to the output rod (2), and a second piston (22) inserted into the lower part of the...
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WO/2012/066216A1 |
The invention relates to a valve (56), notably for controlling a clearance at the tip of turbine blades, comprising a piston (60) and means for supplying fluid under pressure to cause the piston (60) to move inside a hollow body (58), an...
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WO/2012/068152A2 |
A motor control system includes a piston chamber and a piston assembly disposed within the piston chamber to move therein between first and second positions. A magnet is coupled to the piston assembly to move therewith and a sensor is ax...
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WO/2012/061677A1 |
A fluid cylinder actuator assembly is provided. The assembly includes a cylinder tube and a cushion control needle assembly. The cushion control needle assembly is configured to extend into the fluid cylinder actuator assembly to control...
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WO/2012/052485A1 |
A piston (100) for a pneumatic system, wherein the piston (100) comprises a base body (102) having a bore (104) for receiving a piston rod, two sealing rings (108, 110) on opposing main surfaces of the base body (102), and a magnetic rin...
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WO/2012/052601A1 |
Hammering apparatus functioning with a pressurized medium, such as a pressure fluid of a hydraulic system which hammering apparatus comprises an elongated body (19) to be attached to a power tool, a movable impact mass (10) adjusted to r...
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WO/2012/051554A1 |
A floating piston actuator for use with multiple hydraulic systems includes a housing and a piston assembly. The piston assembly includes an elongate shaft or ram, a secured piston coupled to the ram, and a set of moveable pistons moveab...
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WO/2012/049745A1 |
The present invention addresses the problem of providing a small cylinder device capable of increasing the urging force of a rod, and of providing a disc brake device for a railway vehicle using the cylinder device. A cylinder device (2)...
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WO/2012/050565A1 |
A pneumatic actuator is operable between an extended condition and a collapsed condition, and is capable of displacing a workpiece during movement between the extended and collapsed conditions. The pneumatic actuator can include a flex m...
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WO/2012/045946A1 |
The invention relates to a hydraulic device (100) comprising a body (10), a piston rod (20) actuated by a pressurised hydraulic fluid, and a first drainage channel (35) for externally draining an internal leakage of hydraulic fluid in th...
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WO/2012/043974A1 |
The present invention relates to a locking device for a damping apparatus for a moon pool, whereby it is possible to automatically lock and unlock the open state of the damping apparatus for the moon pool. In one aspect, the present inve...
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WO/2012/038686A1 |
A position sensor system for use in sensing the position of a component 12 located within a housing 16 and disposed, at least in part, within a fluid, the system comprising a first acoustic position sensor 28 operable to transmit a first...
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WO/2012/034551A2 |
The invention relates to a linear drive having a housing with an end plate and with a front plate and having a piston which is movably arranged in the interior of the housing and which is connected to a piston rod. The end plate, which i...
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WO/2012/035204A1 |
A hoisting device, comprising a base structure (2); a work platform structure (6), and at least one cylinder (4) coupled between the base structure and the work platform structure; at least one chamber (15) with a variable volume, for pr...
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WO/2012/031611A1 |
The present invention relates to a servo assisted actuating system for a multispeed gearbox of a vehicle, comprising a cable connection (10), a servo cylinder (30), a piston (32) slidably disposed in the interior of the servo cylinder an...
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WO/2012/032296A1 |
A valve mounting arrangement comprises a mounting member (27) for fixing to valve actuator (12) and a rotatable part (25). The rotatable part is, or is connected to, a directional fluid control valve for controlling the supply of fluid t...
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WO/2012/028312A1 |
The invention relates to an electrohydraulic actuating unit, comprising a piston (2) displaceable in a cylinder (1) between an initial position and an end position as well as an electric drive motor (6) for a pump (5) for hydraulic fluid...
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WO/2012/030281A1 |
The present invention relates to a telescoping cylinder device, comprising double-walled cylinders. By means of a pressure medium, the cylinders are displaceable relative to each other by moving inside the space formed between the two wa...
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WO/2012/023868A1 |
The subject matter of this invention is a telescopic actuator with tubular cylinders which at the same time function as pistons, used to move/shift/translocate pieces of devices especially while emergency opening damaged movable elements...
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WO/2012/014097A1 |
The present invention relates to a method of manufacturing tyres and an apparatus for producing elastomeric compounds. The apparatus comprises a mixer (1) provided with a pair of rotors (2, 3) housed in a mixing chamber (4) and a pressur...
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WO/2012/013322A1 |
The invention relates to a pneumatic drive, comprising a pneumatic drive unit (1), which has a piston (3) that can be moved between a first position and a second position. The piston is accelerated and braked by means of compressed air, ...
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WO/2012/013300A1 |
The invention relates to a fluid-dynamic linear actuating means having at least one fluid chamber, which comprises a wall (2, 3) for delimiting a pressurizable chamber volume (5), wherein the wall (2, 3) has at least one wall region (3) ...
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WO/2012/010032A1 |
A hydraulic oil cylinder has a cushion collar(4),which is sleeved in the cushion position of a piston rod and can axially slide along the piston rod(3). In the oil cylinder cavity between an oil hole (1-1) of the rod cavity and the termi...
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WO/2012/012002A1 |
A system, in certain embodiments, includes an accumulator (100) having a first plate (104), a second plate (106) positioned at an offset from the first plate, and a shape memory alloy wire (102) extending between the first and second pla...
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WO/2012/012001A1 |
A system, in certain embodiments, includes an accumulator (100) having a first plate (104) with a first plurality of holes (105) and a second plate (106) with a second plurality of holes (107). The second plate is positioned at an offset...
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WO/2012/010033A1 |
The present application discloses a hydraulic oil cylinder, of which a piston rod (3) is provided with at least two cushion collars (4, 11) which are axially slidable along the piston rod (3). Axial throttle oil channels (301a, 301b) are...
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WO/2012/012003A1 |
A system, in certain embodiments, includes an accumulator (100) having a first plate (104) with a first wire guide (108) and a second plate (106) with a second wire guide (108). The second plate is positioned at an offset from the first ...
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WO/2012/010031A1 |
A hydraulic oil cylinder has a buffer sleeve (4), a rodless cavity sealing end face (1-2) and at least one throttle oil channel (3-1). The buffer sleeve (4) is sleeved on an additional section (3a) of a piston rod in the rodless cavity (...
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WO/2012/007020A1 |
The invention relates to a pivoting device for moving materials, in particular for use in body construction in the motor vehicle industry. According to the invention, the pivoting device can be operated particularly evenly and smoothly w...
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WO/2012/003273A2 |
A position sensing assembly adapted for use with a master cylinder to measure travel of a piston of the master cylinder via a magnet operatively coupled to the piston thereof for movement therewith between a zero brake apply position and...
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WO/2011/157940A1 |
The invention relates to a triggered-stroke actuator (10) comprising a body (12) which houses a piston (14) and a rod (16), and a gas generator (18) mounted in said body (12) opposite said piston (14) and designed to pressurize a first c...
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WO/2011/158222A2 |
ABSTRACT OF THE DISCLOSURE An actuator for a valve assemblyis provided. The actuator has anactuator body andat least one piston configured to travel within the actuator body. The actuator hasan output shaft located at least partially wit...
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WO/2011/158268A1 |
Full free lift telescopic mast for fork lift truck comprising a pair of hydraulic two- step cylinders (1; 51) mounted adjacent the outer sides of mast assembly, or rear of this, a frame fixed to the fork lift truck chassis, one or more m...
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WO/2011/157564A1 |
The present invention relates to a device and a method for operating a driven spindle in a machine tool, in particular in an injection-moulding machine. At least two different drives are coupled to form a common effective drive, the perf...
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WO/2011/157462A1 |
The invention relates to a piston-cylinder unit (100) in the form of a switchable stepped cylinder, comprising: a first piston (22) having a first piston rod (24), a second piston (23) having a second piston rod (31) in the form of a fir...
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WO/2011/150990A1 |
The invention relates to a device having a pneumatic actuating cylinder (1), wherein the actuating cylinder (1) has at least one pneumatic piston (2) and a brake element (15) which can be actuated in an arbitrary manner and which is conn...
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