Scroll type compressor with wrap portions of different axial hei

Scroll-type fluid machine having at least one inlet or...

Scroll-type two stage positive fluid displacement apparatus

Scroll-type two stage positive fluid-displacement apparatus with

Seal assemblies

Self lubricating vane for a rotary vane cooling system

Series for gear pumps with differing capacities and method...

Sliding segment rotary fluid power translation device

Sliding vane type of compressor-expander having differential ecc

Sperial vacuum pump having a metal bellows for limiting circular

Stackable rotary vane pump with improved volumetric efficiency

Two speed gerotor motor with centrally located valve and commuta

Two stage gas compressor

Two stage rotary vane pump

Two stage scroll vacuum pump with improved pressure ratio...

Two stage vacuum pump with shaft seal

Two stage vane type compressor

Two-cylinder type two-stage compression rotary compressor

Two-shaft type rotary machine having a tip circle diameter to sh

Two-stage rotary compressor