Air driven tool with double-ended aligned pistons oppositely dri
Anti-backlash sprag
Contact free device for limiting the relative movement of hydrau
Cylinder assembly
Device for effecting translational movement of a machine
Driving apparatus
Driving mechanism for moving two objects simultaneously and...
Fluid flow control apparatus having a throttling arrangement
Fluid motor
Fluid pressure actuator for producing rotational motion
Fluid-pressure driving device
Hydraulic drive and control system
Hydraulic swivel drive for actuation of a pivotally mounted memb
Hydraulic valve assembly
Hydraulically operated pump jack with holding valves and control
Independent and regenerative mode fluid control system
Oil well jack
Pressure-medium-driven linear driving arrangement
Reversible fluid unit
Rotary control valve for expansion fluid driven engines