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
Vane structure for vane type air pumps
Vane type compressor with double-wall vanes
Vane type compressor with elastic sealings
Vane-piston pump
Vane-type compressor having resilient slot seals
Vaned rotor for rotary mechanisms with bearings in vane slots