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Patent Searching and Data


Matches 51 - 100 out of 3,876

Document Document Title
WO/2010/097133A1
The invention relates to a storage compartment having a cover (102) for closing a removal opening and having a device (112) for damping an opening motion of the cover, wherein the device comprises an elastic element (118) that is deforme...  
WO/2010/084043A1
The invention relates to a hydraulic drive device, comprising a piston which is guided displaceably in a cylinder chamber along a working axis and adjoins a working pressure chamber that can be pressurized by hydraulic fluid, and compris...  
WO/2010/082452A1
The inner pressure of an actuator is measured by a pressure measuring means (9). The amount of displacement of a movable mechanism is measured. The target value and the measured value of displacement are input, and a positional error i...  
WO/2009/062650A3
Disclosed is a CNC punching machine comprising a machine frame, a workpiece holder that is arranged thereon, a two-part punching tool that encompasses a patrix (1) and a matrix (2), a drive unit (6) that acts on the patrix, and a numeric...  
WO/2010/034804A1
A system for adjusting the position of a control member of a power plant has a hydraulic fluid operated hydraulic actuator (H) provided with a displaceable member (5) connected to the control member (2), and having operating parameters; ...  
WO/2010/032743A1
Disclosed is a feedback control device for stroke of an actuator driven by a working fluid, that can compensate the aging or the like of a flow control valve for controlling the working fluid, and executes a precise control of a stroke b...  
WO/2010/012866A1
The invention relates to a rotating apparatus, which comprises a hydraulic or pneumatic actuator (4, 5) movable back and forth, a control valve with an inlet channel connected to pressure, a discharge channel connected to smaller pressur...  
WO/2009/146148A3
A locking mechanism includes a hydraulic actuator component and an electronic actuator component that are arranged coaxially, each of the actuator components being arranged to control a locking member that retains a movable component. In...  
WO/2009/146148A2
A locking mechanism includes a hydraulic actuator component and an electronic actuator component that are arranged coaxially, each of the actuator components being arranged to control a locking member that retains a movable component. In...  
WO/2009/062649A3
Disclosed is an electrohydraulic booster comprising an electromechanical transducer (2) and a hydromechanical power stage (10) which is connected to a pressurized medium supply (13) and encompasses a cylinder (8) and a piston (9) that ca...  
WO/2009/133956A1
The objective is to perform good control with reduced overshoot when controlling an actuator such as an air cylinder. Therefore, the present invention, when the cylinder chamber interior has first and second chambers that are partitioned...  
WO/2009/091767A8
A servo system includes pressurized fluid, and one or more fluid control devices (FCD) such as a valve or actuator, with at least one FCD having an element with a variable property that varies in response to a stimulus. The FCD controls ...  
WO/2009/108830A1
This disclosure relates to a hydraulic system and method that converts the kinetic energy generated by the operation of a swing motor (11) into hydraulic potential energy and reuses the hydraulic potential energy for acceleration of the ...  
WO/2009/091767A1
A servo system includes pressurized fluid, and one or more fluid control devices (FCD) such as a valve or actuator, with at least one FCD having an element with a variable property that varies in response to a stimulus. The FCD controls ...  
WO/2009/062649A2
Disclosed is an electrohydraulic booster comprising an electromechanical transducer (2) and a hydromechanical power stage (10) which is connected to a pressurized medium supply (13) and encompasses a cylinder (8) and a piston (9) that ca...  
WO/2009/053145A1
The invention relates to a regulation structure (13) for regulating a hydraulic cylinder unit (1), comprising an internal regulator (15) and an external regulator (16). The external regulator is supplied with a set force (F*) or a set po...  
WO/2009/039856A1
Valve actuator system and a system for operation of valves, which valve comprises a valve housing, which valve housing comprises at least one inlet and at least one outlet, which valve housing further comprises a valve closing element, w...  
WO/2009/035509A1
An actuator control system (26) is disclosed. The actuator control system may have a pump (30) and at least one actuator (36A). The actuator control system may further have an actuator valve (46) configured to control the at least one ac...  
WO/2009/008384A1
A servo-valve comprises a spool having a first valve element and a second valve element, and a sleeve housing the spool movably in the axial direction and having an air supply port for supplying air between the first valve element and th...  
WO/2008/148662A1
The invention relates to a power boosting device (10) comprising an element (20) on which a manual shifting force acts that is to be boosted, at least one valve piston (40, 48) that is arranged on the element (20), and at least one means...  
WO/2008/084367A3
An actuator position control system (11) comprises an actuator (21); at least one actuator position sensor mounted to the actuator; a flow control valve (17) having at least one main stage spool, at least one spool position sensor (33) t...  
WO/2008/128641A1
A torsional vibration damper comprises a primary side (12) and a secondary side (14) which may rotate about a rotational axis (A) relative to the primary side (12) against the action of a damper arrangement, wherein the damper arrangemen...  
WO/2008/125132A1
A pneumatic actuator system (200) is provided according to the invention. The system (200) comprises a pneumatic actuator (100) including an actuator component (108), with the pneumatic actuator (100) being configured to include a first ...  
WO2007097661A8
The electrohydraulic servo drive comprises a hydraulic motor, a pump, a reduction valve, a two-cascade hydraulic amplifier with a controllable throttle in the first cascade and a distributor in the second cascade, a power limiter, a pres...  
WO/2008/110882A1
The fluid distributor apparatus (12) comprises a body (30) having distribution ports (35, 37, 39, 62, 63); a spool (41) adapted for controlling said distribution ports (35, 37, 39, 62, 63) and mounted sliding in a first sliding seat (31)...  
WO/2008/042861A3
A pneumatic controller for controlling a process advantageously reduces fluid consumption by providing a proportional adjustment to a feedback signal. The pneumatic controller comprises a pneumatic control stage, a process pressure detec...  
WO/2008/084367A2
An actuator position control system (11) comprises an actuator (21); at least one actuator position sensor mounted to the actuator; a flow control valve (17) having at least one main stage spool, at least one spool position sensor (33) t...  
WO/2008/081803A1
An EGR valve device (1) having a valve housing (2) through the inside of which exhaust gas passes, a poppet valve (3) as a valve body received in the valve housing (2), and a hydraulic servo drive device (4) for opening and closing the p...  
WO/2008/042861A2
A pneumatic controller for controlling a process advantageously reduces fluid consumption by providing a proportional adjustment to a feedback signal. The pneumatic controller comprises a pneumatic control stage, a process pressure detec...  
WO/2007/092476A3
Systems and processes may provide improved performance for a pneumatic positioner during a safety override. In certain implementations, a system and process may include may include the ability to receive an input control signal, power co...  
WO/2007/134440A1
Uattended pneumatic device to activate a tool such as a clipper operated by the displacement of an operator in opposite operating directions. The device is made of a rigid body – such as a pole - fitted with a tool at one end and a por...  
WO/2007/114725A1
A transducer for an automatic control device comprises at least one micro-supercharger (1), namely a microprocessor or micro-pump, whose electric drive is used for connecting to the electric output of a secondary unit of an automatic con...  
WO/2007/101754A1
The invention relates to a shifting device (11, 40) with a power assistance mechanism (10) for a vehicle transmission (30) comprising means for selecting and shifting gears of said transmission (30) and a control rod (20) of the power as...  
WO/2007/097661A1
The electrohydraulic servo drive comprises a hydraulic motor, a pump, a reduction valve, a two-cascade hydraulic amplifier with a controllable throttle in the first cascade and a distributor in the second cascade, a power limiter, a pres...  
WO/2007/092476A2
Systems and processes may provide improved performance for a pneumatic positioner during a safety override. In certain implementations, a system and process may include may include the ability to receive an input control signal, power co...  
WO/2006/092274A3
Disclosed is a hydraulic valve in which two 2/2-way valves that are embodied as seat valves are provided in order to implement a 3/3-way valve function, said seat valves being switchable between a blocked position and an open position. T...  
WO/2007/029009A1
An electro-hydraulic system comprising an electromagnetic actuator (1) and a hydraulic (5) actuator relatively arranged such that the movement of the hydraulic actuator (5) is controlled by the movement of the electromagnetic actuator (1...  
WO/2007/020126A1
The invention relates to a control method for a mechanical-hydraulic system having a degree of freedom per hydraulic actuator which is embodied as a control path, and a measuring sensor (6) which is used to measure the pressure ph of a h...  
WO/2007/000052A1
A self-actuated cylinder comprising a cylinder housing comprising electro- magnetic force generating means to generate electro-magnetic forces, and a piston within the cylinder housing, wherein the electro-magnetic forces act directly on...  
WO2006060638A3
A hydraulic drive system for an actuator uses a pair of pressure compensated hydraulic machines to control flow to and from the drive chambers of the actuator by varying the controlled pressure of one of the machines. The machines are me...  
WO/2006/121366A1
The inventive drive for a n automatic control device comprises a microdischarging unit whose input is connectable to a control unit output and the output thereof is connected to the inputs or an actuating mechanism which is embodied in t...  
WO/2006/092274A2
Disclosed is a hydraulic valve in which two 2/2-way valves that are embodied as seat valves are provided in order to implement a 3/3-way valve function, said seat valves being switchable between a blocked position and an open position. T...  
WO/2006/086801A1
A fluid transmission system adapted to provide a controlled force to a dynamic system includes a controller, a drive system coupled to the controller and to a path having a captured amount (mass) of fluid contained therein and an interfa...  
WO/2006/082711A1
A fluid pressure unit and a control method for the fluid pressure unit. The fluid pressure unit (A) comprises a hydraulic pump driven by a motor (2) and a hydraulic cylinder (3) driving a chuck. To simultaneously realize the high-speed o...  
WO/2006/063573A1
The invention relates to a novel control system for the remote control of functional elements, for example drives, gearboxes, rudder blades of vehicles, especially watercrafts, said system comprising at least one switching device compris...  
WO2006036342A3
A reaction arrangement (400) for a brake booster (10) having a control valve (100) selectively activated by a manual input force or an electromagnetic force to allow air to create a pressure differential with 5 vacuum and produce an outp...  
WO/2006/054001A1
The invention concerns a valve comprising an elastic linking assembly (21) rigidly connected to an input shaft (17) and matingly co-operating with a liner (20) to prevent relative angular motion between the input shaft (17) and the liner...  
WO/2006/036342A2
A reaction arrangement (400) for a brake booster (10) having a control valve (100) selectively activated by a manual input force or an electromagnetic force to allow air to create a pressure differential with 5 vacuum and produce an outp...  
WO/2006/026149A1
A control valve for a brake booster (10) having a first member (160) with a first bore (166), a second member (200) located in the first bore (166) and having a second bore (202), a plunger (54,80) located in the second bore (202) and co...  
WO/2006/013821A1
A control system and a control method for a fluid pressure actuator and a fluid pressure machine. The simple control system automatically adjusts the angle of the bucket of a wheel loader to the ground. The wheel loader comprises a hydra...  

Matches 51 - 100 out of 3,876