Pumping unit for a well pump

Reaction arrangement for brake booster

Reciprocating apparatus particularly for pump unit

Reciprocating piston compressed fluid engine having radial cylin

Regenerative drive system

Self-contained hydraulic switch operator

Self-reversing hydraulic control system and self-reversing pump

Shock absorber and a hermetically sealed scroll gas expander for

Simplified fluid pressure operated engine

Steam powered head device for producing a high RPM engine

Striping system for circular knitting machine

System and method for controlling shakability of a work tool

System and method for rapidly shaking an implement of a machine

System for monitoring a hydraulic accumulator

Table top support structure

Throttled exhaust outlet to reservoir for reducing noise resulti

Toroidal hydraulic actuator

Torque transfer apparatus

Turbine-wheeled power device

Underwater hydraulic system for reducing liquidborne noise