Internal-combustion engines – Poppet valve operating mechanism – Lubrication
Reexamination Certificate
2007-08-31
2011-10-25
Chang, Ching (Department: 3748)
Internal-combustion engines
Poppet valve operating mechanism
Lubrication
C123S090120, C123S090340, C123S193500
Reexamination Certificate
active
08042509
ABSTRACT:
A cam cap has a wall portion that extends between two cam cap portions integrally formed and having connection portions respectively, and therefore the rigidity of the cam cap is high and thus the relative positional accuracies of oil passage connection faces of the connection portions are high even after the cam cap is mounted on an internal combustion engine.
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Journal of Technical Disclosure No. JP 2002-2598—Jun. 3, 2002.
Japanese Office Action for corresponding JP Patent Application No. 2006-235796 drafted Jul. 4, 2008.
Chang Ching
Sughrue & Mion, PLLC
Toyota Jidosha & Kabushiki Kaisha
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