Hydraulic valves with dual feedback control
Hydraulic vent valve
Hydraulic volumetric proportioning valve
Hydraulic, automatically adjustable timing device for fuel injec
Hydraulic-metering multiple valve
Hydraulic-pneumatic control device for controlling the flow of a
Hydraulically actuatable directional control valve
Hydraulically actuated spool valve
Hydraulically balanced marine loading arm
Hydraulically balanced valve mechanism
Hydraulically controlled maneuvering device
Hydraulically controlled valve for a cool tower and the like
Hydraulically controlled water spool valve
Hydraulically cushioned pressure relief value
Hydraulically energized wireline blowout preventer
Hydraulically limited fuel injection nozzle
Hydraulically operated directional control valve
Hydraulically operated pressure relief valve
Hydraulically trippable check valve for underground mine support
Hydraulically unblockable non-return valve