Frequency modulation
Geared pump/motor Gear pump Gear pump flow meter Gerotor motor Graduated glass scale Grooved ring seal Group signal line Kinematical viscosity v Kv factor (speed/stroke gain) Kv value (of valves) Quad-ring
External piloted valves
Geared pump/motor Gear pump Gear pump flow meter Gerotor motor Graduated glass scale Grooved ring seal Group signal line Kinematical viscosity v Kv factor (speed/stroke gain) Kv value (of valves) Quad-ring
Slave piston principle
Geared pump/motor Gear pump Gear pump flow meter Gerotor motor Graduated glass scale Grooved ring seal Group signal line Kinematical viscosity v Kv factor (speed/stroke gain) Kv value (of valves) Quad-ring
Sound in fluid
Geared pump/motor Gear pump Gear pump flow meter Gerotor motor Graduated glass scale Grooved ring seal Group signal line Kinematical viscosity v Kv factor (speed/stroke gain) Kv value (of valves) Quad-ring
Flow diagram
Geared pump/motor Gear pump Gear pump flow meter Gerotor motor Graduated glass scale Grooved ring seal Group signal line Kinematical viscosity v Kv factor (speed/stroke gain) Kv value (of valves) Quad-ring
Sensor valve
Geared pump/motor Gear pump Gear pump flow meter Gerotor motor Graduated glass scale Grooved ring seal Group signal line Kinematical viscosity v Kv factor (speed/stroke gain) Kv value (of valves) Quad-ring
Flip flop
Geared pump/motor Gear pump Gear pump flow meter Gerotor motor Graduated glass scale Grooved ring seal Group signal line Kinematical viscosity v Kv factor (speed/stroke gain) Kv value (of valves) Quad-ring
Electro-hydraulic linear amplifier
Geared pump/motor Gear pump Gear pump flow meter Gerotor motor Graduated glass scale Grooved ring seal Group signal line Kinematical viscosity v Kv factor (speed/stroke gain) Kv value (of valves) Quad-ring
Single control for an actuator
Geared pump/motor Gear pump Gear pump flow meter Gerotor motor Graduated glass scale Grooved ring seal Group signal line Kinematical viscosity v Kv factor (speed/stroke gain) Kv value (of valves) Quad-ring
Elasticity of pressure fluids
Geared pump/motor Gear pump Gear pump flow meter Gerotor motor Graduated glass scale Grooved ring seal Group signal line Kinematical viscosity v Kv factor (speed/stroke gain) Kv value (of valves) Quad-ring