Valve system for internal combustion engine

Internal-combustion engines – Poppet valve operating mechanism – With means for varying timing

Reexamination Certificate

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Details

C123S090150, C123S090170, C123S090220, C123S090310

Reexamination Certificate

active

07000579

ABSTRACT:
A valve system is provided to eliminate a play at connection portions in a valve characteristic varying mechanism and to enhance the accuracy in control of valve operation characteristics.

REFERENCES:
patent: 6019076 (2000-02-01), Pierik et al.
patent: 6401677 (2002-06-01), Rohe et al.
patent: 6745734 (2004-06-01), Pierik
patent: 2004/0007194 (2004-01-01), Iizuka
patent: 1 329 621 (2003-07-01), None
patent: 1 365 116 (2003-11-01), None

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