External gear type fluid displacing machine with bearing gap
External, shaft bearing arrangement, for a rotary gas compressor
Filling member-less internal-gear machine
Flanged gear pump
Flexible vane pump
Fluid delivery device
Fluid driven motors
Fluid driven rotary motor
Fluid operable rotary piston device
Fluid power converter side seal
Fluid pump assembly
Fluid pump comprised by blades
Fluid pump mechanism for use in existing helical gearsets
Fluid transfer pump with shaft seal structure
Fluid vane motor/pump
Fluid-operated gear machine
Fluid-operated gear machine
Gas compression apparatus capable of preventing lubricant...
Gas seal arrangement between rotor and housing
Gas seal for vane type internal combustion engine