Gear coatings for rotary gear pumps

Gear lubrication pump for an air motor

Gear machine centering arrangement

Gear Machine for a pump or engine having bearing members with ci

Gear machine for use as a pump or motor

Gear machine having shaft toothing for driving a gear

Gear machine operable as pump or motor with axially spaced and c

Gear machine with bearing cooling and lubrication

Gear machine with cutouts in the shaft journals

Gear machine with displaceable central housing part

Gear machine with fluid-biased end face sealing elements

Gear machine with oppositely aligned sealing elements

Gear machines with improved kinematics

Gear metering pump for compounded elastomeric material

Gear motor start up control

Gear motor with fluid pressure groove and recess to facilitate s

Gear motor with valve controlled pressure biased end seals for f

Gear motor with valve controlled pressure biased end-plate seal

Gear oil pump with internal rotor, comprising extensions of reni

Gear positive displacement machine with gaps between bearing mem