Oil pump for a motorcycle

Details Oil pump for a motorcycle Oil pump for a motorcycle

2007-05-22

2007-05-22

Kamen, Noah P. (Department: 3747)

Internal-combustion engines

Lubricators

Crankcase, pressure control

C123S19800E, C184S006500

Reexamination Certificate

active

11424083

ABSTRACT:
An oil pump for an engine having a first cam shaft and a second cam shaft. The oil pump includes a housing and a first pump assembly at least partially disposed within the housing. The first pump assembly includes a rotating element that is adapted to be directly driven by the first cam shaft. A second pump assembly is at least partially disposed within the housing. The second pump assembly includes a rotating element that is adapted to be directly driven by the second cam shaft.

REFERENCES:
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patent: 5092292 (1992-03-01), Iguchi et al.
patent: 5295463 (1994-03-01), Wenger et al.
patent: 5421298 (1995-06-01), Ming et al.
patent: 5555856 (1996-09-01), Bauer et al.
patent: 5572968 (1996-11-01), Esch et al.
patent: 6047667 (2000-04-01), Leppanen et al.
patent: 6116205 (2000-09-01), Troxler et al.
patent: 6457449 (2002-10-01), Troxler et al.

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