Air pump pivot pin restraint
Blade sealing arrangement for continuous combustion, positive di
Blade sealing for impeller pumps
Extending-retracting vane meter-motor-pump
Fluid driven rotary motor
Gas seal for vane type internal combustion engine
Pivoted blade between rotor and stator having arcuate sections
Rotary apparatus with axially movable vanes
Rotary piston machine
Rotary unit
Rotary vane pump
Rotary-piston machine
Seal arrangement for vane type air pumps
Seal assembly for a rotary device
Sealing means for a rotary piston engine
Valveless bi-chamber rotary steam engine with turbine effect
Vane holder for vane pump and method of making same
Vane pump
Vane pump with spring sealing elements against the vane faces
Vane pump with symmetrical inclined fluid confinement initiating