ClassID:

143628

F04C18/56 - CPC Classification

Classification description:

Rotary-piston pumps specially adapted for elastic fluids; Rotary-piston pumps with non-parallel axes of movement of co-operating members the axes being arranged otherwise than at an angle of 90 degrees of intermeshing engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing

Sub-classes:
Recent Application in this class: