Axial thrust adjustment for dual screw-type pump

Bearings and a method for mounting them in screw compressor

Double rotary piston positive displacement pump with variable of

Filling member-less internal-gear machine

Fluid operable rotary piston device

Gear machine with displaceable central housing part

Gear ring pump for internal-combustion engines and automatic tra

Internal gear pump having a radial adjustment

Rigid support structure for single screw compressors

Rotary lobe pump with magnetic rotor retention system

Rotary piston engine having continuous torque characteristics

Rotary piston machine with mating frustoconical sealing surface

Rotatable pneumatic gear motor having a deformable adjustable se

Rotor unit with peripheral projections and clearances for centri

Sliding vane rotor attachment

Support means for floating rotary ring member

Timed element, high pressure, industrial rotary lobe pump

Trochoid gear type fuel pump

Vane pump with locating pins for cam ring