Absolute-control numerical hydraulic actuating device
Actuator using fluid cylinder and method of controlling the...
Apparatus for hydraulically adjusting the blades of an...
Apparatus for regulating the speed of and the pressure of fluid
Apparatus for remote position indication in a hydraulic position
Arrangement for controlling the speed of a hydraulic motor
Arrangement for slipper cavitation erosion control and impact re
Arrangement in a hydraulic cylinder
Assembly for reversing a fluid driven motor
Assistor for reducing stepping force
Axial piston machine of oblique-axle construction with tiltable
Axial piston machine of the swashplate or bent axis type having
Axial piston pump and improved valve plate design therefor
Axial piston pump or pumping machine
Bidirectional, multiple speed hydraulic actuator
Blowout preventer booster and method
Booster of gaseous pressure type
Brake booster
Brake booster
Brake booster with solenoid valves