Continuously variable valve lift system for engine

Details Continuously variable valve lift system for engine Continuously variable valve lift system for engine

2008-12-23

2011-11-01

Eshete, Zelalem (Department: 3748)

Internal-combustion engines

Poppet valve operating mechanism

With means for varying timing

C123S090390

Reexamination Certificate

active

08047168

ABSTRACT:
A continuously variable valve lift system for an engine may include a driving cam fixed to a camshaft, a control shaft disposed in parallel to the camshaft with a predetermined distance, an upper rocker arm, one end of which is rotatably coupled to the control shaft and the other end of which is slidably contacted to and rotated by the driving cam, lower rocker arm that is selectively pushed by the upper rocker arm and selectively pushes a valve, rocker arm follower slidably coupled to the lower rocker arm and contacting the upper rocker arm, wherein the rocker arm follower transmits an operational force of the upper rocker arm to the lower rocker arm, and a variable mechanism that changes contact point of the rocker arm follower and the upper rocker arm according to rotation of the control shaft.

REFERENCES:
patent: 2006/0207533 (2006-09-01), Fujita et al.
patent: 2004-132258 (2004-04-01), None
patent: 2005-009487 (2005-01-01), None
patent: 2005-140026 (2005-06-01), None
patent: 2005-171922 (2005-06-01), None
patent: 2005-264840 (2005-09-01), None
patent: 10-2008-0018477 (2008-02-01), None

Affiliated with

Also associated with

Rating

Continuously variable valve lift system for engine does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Continuously variable valve lift system for engine, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Continuously variable valve lift system for engine will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4281576