Relief valves and mine props incorporating the same
Remote shifter for vehicle transmissions
Robotics positioning system
Rotary hydraulic actuator
Rotary hydraulic jack device
Rotating apparatus for a diesel motor
Sensor arrangement for a vacuum brake booster and a vacuum...
Servomechanism with idle gear feedback
Servomotor for assisting with braking incorporating a switch for
System for operation of gas controlled devices embodying an auto
Vacuum augmentation device
Vacuum operatable differential servo-motor
Vehicle braking system with a pneumatic brake booster
Vent conduit through position monitoring device for a work cylin
Working cylinder with dampened ends