Continuous variable valve lift apparatus

Details Continuous variable valve lift apparatus Continuous variable valve lift apparatus

2008-07-31

2011-11-22

Chang, Ching (Department: 3748)

Internal-combustion engines

Poppet valve operating mechanism

With means for varying timing

C123S090390, C074S559000

Reexamination Certificate

active

08061312

ABSTRACT:
A lift of a valve of an engine may continuously be varied by an apparatus that includes: an input cam provided on an input shaft; a pivot shaft provided in parallel with the input shaft; a lever that rotates around the pivot shaft by a rotation of the input cam and operates the valve; and a lift varying device capable of varying a relative distance between the pivot shaft and the input shaft.

REFERENCES:
patent: 6907852 (2005-06-01), Schleusener et al.
patent: 2007-170333 (2007-07-01), None

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