Patents
Sitemap › F15 - Fluid-pressure actuators; Hydraulics or pneumatics in general › F15B - Systems acting by means of fluids in general; Fluid-pressure actuators, e.g. servomotors; Details of fluid-pressure systems, not otherwise provided for › F15B 15 - Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
Patents for F15B 15 - Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith (21,171)
11/1988
11/23/1988CN88102582A Hydraulic jack with control system of position of piston
11/22/1988US4785721 Hydraulic cylinder annular insert for retainer member
11/22/1988US4785716 Pneumatic cylinder and brake mechanism therefor
11/22/1988CA1245130A1 Hydrostatic pressure worm-rack devices
11/17/1988EP0290531A1 Hinge line flight actuator
11/15/1988US4784047 Oscillating piston motor
11/15/1988US4784044 Pressure actuated axial locking
11/15/1988US4784042 Method and system employing strings of opposed gaseous-fluid inflatable tension actuators in jointed arms, legs, beams and columns for controlling their movements
11/15/1988US4784037 Locking apparatus for gate valves
11/09/1988EP0290320A1 Hydraulic actuator with a piston position control system
11/09/1988CN88210099U Hydraulic vibration exciter
11/03/1988DE3713589A1 Device for the smooth braking and the positioning of air-actuated, fluid-actuated and electrically actuated linear cylinders
11/01/1988US4781102 Locking, bearing and actuating apparatus
10/1988
10/27/1988DE3713021A1 Oelmengenkontrollgeraet Oelmengenkontrollgeraet
10/26/1988EP0287623A1 Motorised joint.
10/26/1988CN88102072A Differential hydraulic jack with damping system for control of electric circuit-breakers
10/25/1988US4779513 Pneumatic cylinder with rod braking and decelerating mechanism
10/25/1988CA1243697A1 Airspring with pneumatic fitting
10/20/1988DE3807525A1 Hydraulic control system
10/19/1988EP0287434A1 Differential hydraulic jack, with a damping device, for operating electric breakers
10/19/1988EP0287242A2 Hydraulic device
10/19/1988EP0286777A2 Piston-cylinder unit
10/19/1988EP0286710A1 Drilling unit
10/18/1988US4777869 Fluid actuator including a composite piston rod
10/18/1988US4777868 Flexible actuator
10/13/1988DE3710348A1 Hydraulic cylinder
10/13/1988DE3709859A1 Pressure-medium-operated working cylinder
10/12/1988CN88101589A Differential hydraulic jack for control of electric circuit-breakers
10/12/1988CN87214574U 气动人工关节 Pneumatic artificial joints
10/06/1988WO1988007640A1 Hydraulic slow and reversible motor, with high specific work
10/05/1988EP0284977A1 Hydraulic slow and reversible motor, with high specific work
10/04/1988US4774875 Actuator seal arrangement
09/1988
09/29/1988DE3709173A1 Double-acting pressure-medium cylinder
09/28/1988EP0284482A1 Differential hydraulic jack for operating electric breakers
09/28/1988EP0284192A2 Sliding door operator
09/28/1988EP0283694A1 Locking device for fluid actuator
09/28/1988EP0283693A1 Fluid-powered actuator
09/28/1988EP0283657A2 Multi-axle driving element
09/28/1988EP0283656A1 Axial actuator unit
09/28/1988EP0283548A1 Linear actuator
09/27/1988US4773282 Piston rod assembly including an injection bonded piston head and fabrication method
09/21/1988EP0283380A2 Fluid vane actuator without internal sealings
09/15/1988DE3707046A1 Clamping device for rods
09/15/1988DE3706668A1 Double-wing pivoting drive
09/13/1988US4770085 Hydraulic jack
09/08/1988DE3707469A1 Verriegelbare spannzylinder-kolbeneinheit Lockable clamping cylinder-piston unit
09/08/1988DE3706387A1 Short-stroke element
09/08/1988DE3706121A1 Actuating drive
09/07/1988WO1988006684A1 Lockable clamping cylinder-piston unit
09/07/1988EP0280980A1 Electrohydraulic Servo system
09/07/1988EP0280944A1 Actuator
08/1988
08/31/1988EP0280522A2 Actuator with built-in pilot valve
08/31/1988EP0280309A1 Pneumatic cylinder and brake mechanism therefor
08/31/1988EP0180584B1 Valve system with hydraulic power transmission
08/31/1988CN88100947A Switch valve controller
08/30/1988US4766774 Shift control method and apparatus for automatic transmissions used in automotive vehicles
08/25/1988WO1988006243A1 A hydraulic cylinder with a built-in electric piston position indicator
08/25/1988DE3703529A1 Reciprocating piston engine
08/24/1988EP0279236A1 Rotating actuating device for pivoting doors, especially vehicle doors
08/24/1988EP0279071A2 Actuator activating on -off valves
08/24/1988EP0146614B1 Electro-fluidic relai
08/16/1988US4763478 Method and device for driving a linearly movable component, especially the movable switch contact of an electric high-voltage circuit breaker
08/10/1988CN87213346U One-way synchronism expansible sleeve ram
08/09/1988US4762460 Positioning device
08/09/1988US4762052 Piston
08/04/1988EP0250452A4 Linear motion brake devices.
08/03/1988EP0276665A2 Pressure-activated dispenser for operaing twin cartridges
07/1988
07/28/1988DE3741261A1 Pivoting drive having a return unit
07/27/1988EP0276084A2 Gas cylinder piston seal
07/27/1988EP0275950A2 Actuating cylinder
07/26/1988US4759265 Piston and cylinder unit
07/26/1988US4759263 Fluid operated cylinder device
07/26/1988US4759257 Power unit particularly for refuse container packer mechanism
07/26/1988US4759186 Self-powered rotary actuator utilizing rotation-generated centrifugal head
07/19/1988US4757750 Piston and cylinder unit
07/19/1988US4757745 Microwave antenna and dielectric property change frequency compensation system in electrohydraulic servo with piston position control
07/19/1988US4757685 Pressure responsive hydraulic control circuit
07/14/1988DE3644662A1 Hydraulic end-of-travel shock absorber
07/13/1988EP0273955A1 Two-stage hydraulic telescopic jack.
07/12/1988US4756237 Device for converting energy of fluid medium into mechanical work of working member
07/12/1988US4756229 Digital motor feedback for a position actuator
07/12/1988CA1239061A1 Compressed-gas-actuated power-element
07/07/1988DE3644481A1 Drive device for movement mechanisms
07/05/1988US4755636 Piston position detecting device for fluid pressure cylinder
07/05/1988US4754694 Fluid actuator with lock position indicating means
07/05/1988US4754691 Fluid operated devices for moving articles
06/1988
06/28/1988US4753071 Self-powered rotating-cylinder type linear actuator utilizing rotation-generated centrifugal head for piston positioning
06/28/1988CA1238553A1 Dual tandem composite cylinder assembly
06/23/1988DE3642695A1 Cylinder drive
06/22/1988EP0272176A1 Hydraulic rotary vane actuator, especially for aircraft rudder control
06/22/1988EP0271878A2 Stroke sensor for a fluid-power cylinder
06/21/1988US4752657 Proximity switch mounting apparatus
06/21/1988US4751869 High pressure fluid-driven tension actuators and method for constructing them
06/21/1988US4751868 Method and system employing double-acting, fluid-driven twistor-pairs as combined joints and motors in arthrobots
06/21/1988US4751867 Pressure fluid operated cylinder device
06/21/1988CA1238260A1 Pressure cylinder
06/16/1988DE3739981A1 Quick-action venting valve
06/16/1988DE3641802A1 Drive for a swivel arm, in particular robot arm
06/14/1988US4750409 Apparatus for compressing a gas
06/14/1988US4750408 Advancing device
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