Fail-safe single-stage servovalve
Flow control valve
Flow control valve with internal rate of flow feedback
Fluid control devices
Fluid control valve for a hydraulic system operating with variab
Fluid control valves
Fluid control valves
Fluid leakport orifice structure
Fluid pressure and signal controller
Fluid pressure modulator
Fluid pressure regulating valve mechanism
Fluid pressure relay
Fluid pressure relay and output booster
Fluid pressure signal controller
Fluid pressure signal transducer
Fluid relay apparatus
Fluid signal transmitting apparatus
Fluid-pressure-operable relay valves
Fluidic deflector jet servovalve
Fluidic upstream control of the directional flow of a power jet