Internal-combustion engines – Poppet valve operating mechanism – With means for varying timing
Reexamination Certificate
2008-11-24
2011-12-20
Eshete, Zelalem (Department: 3748)
Internal-combustion engines
Poppet valve operating mechanism
With means for varying timing
C123S090390
Reexamination Certificate
active
08079332
ABSTRACT:
The present invention relates to a continuously variable valve lift apparatus that includes an output cam driving unit for transmitting a rotation, an output cam that receives the rotation from the output cam driving unit and rotates about an axis at a predetermined angle, an output cam position controlling unit for controlling the axis of rotation of the output cam, and a valve opening unit that is operated by the output cam.
REFERENCES:
patent: 2007/0012269 (2007-01-01), Schleusener et al.
patent: 2007-40291 (2007-02-01), None
patent: 2007-77939 (2007-03-01), None
Choi Myungsik
Ha Kyoung Pyo
Han Dong Hee
Kim Back Sik
Kim Dae Sung
Eshete Zelalem
Hyundai Motor Company
Morgan & Lewis & Bockius, LLP
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