Reduced friction gerotor

Details Reduced friction gerotor Reduced friction gerotor

2005-12-13

2005-12-13

Trieu, Theresa (Department: 3748)

Rotary expansible chamber devices

Moving cylinder

Rotating

C418S178000, C418S171000

Reexamination Certificate

active

06974315

ABSTRACT:
An oil pump for a vehicle engine. The oil pump includes an oil pump housing and a gerotor. The oil pump housing includes a cavity that defines an inside diameter. The gerotor is positioned within the cavity, is rotatable relative to the housing, and defines a thickness and an outside diameter. The distance between the inside diameter and the outside diameter is non-uniform across the thickness.

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