Internal-combustion engines – Poppet valve operating mechanism – Camshaft drive means
Reexamination Certificate
2008-02-19
2010-12-14
Eshete, Zelalem (Department: 3748)
Internal-combustion engines
Poppet valve operating mechanism
Camshaft drive means
C123S090170, C029S468000
Reexamination Certificate
active
07849827
ABSTRACT:
An engine is provided with features allowing a method of assembly that combines the ease of assembly of a net-assembled system with the positional accuracy of an index-assembled system in order to meet critical valve to piston clearance requirements, especially critical in a diesel engine.
REFERENCES:
patent: 6289860 (2001-09-01), Speckhart et al.
Purcilly Gregg T.
Romblom Edward R.
Eshete Zelalem
GM Global Technology Operations Inc.
Quinn Law Group PLLC
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