Variable valve lift apparatus

Details Variable valve lift apparatus Variable valve lift apparatus

2008-07-31

2010-12-07

Chang, Ching (Department: 3748)

Internal-combustion engines

Poppet valve operating mechanism

Tappet

C123S090160, C123S090440, C123S090650, C074S569000

Reexamination Certificate

active

07845326

ABSTRACT:
A variable valve lift apparatus according to an exemplary embodiment of the present invention includes an inner body contacting an input cam, an outer body connected with a valve, a lost motion spring disposed between the inner body and the outer body for supplying restoring force to the inner body, a return pin assembly supplying connecting force to the inner body and the outer body, and an operating portion selectively disconnecting the inner body from the outer body.

REFERENCES:
patent: 7484488 (2009-02-01), Cecur et al.
patent: 2007-146844 (2007-06-01), None

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