Internal-combustion engines – Poppet valve operating mechanism – Camshaft drive means
Reexamination Certificate
2007-09-18
2007-09-18
Denion, Thomas (Department: 3748)
Internal-combustion engines
Poppet valve operating mechanism
Camshaft drive means
C123S090600, C123S090270
Reexamination Certificate
active
11391173
ABSTRACT:
An engine assembly is provided including an engine crankshaft and a balance shaft connected with the crankshaft and rotatably driven thereby. A vehicle component such as a hydraulic pump or an overhead camshaft is operatively connected with the balance shaft such that it is rotatably driven by the crankshaft through the balance shaft. A camshaft drive system includes the engine crankshaft, the balance shaft and the overhead camshaft.
REFERENCES:
patent: 5873336 (1999-02-01), Uchida
Cowland Chris
Decarli Franz
Purcilly Gregg T.
Denion Thomas
Eshete Zelalem
GM Global Technology Operations Inc.
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