Patent ID: 8042501

Claim:
A continuously variable valve lift apparatus, comprising: a control shaft configured to be in parallel with a camshaft in which a cam is formed at one side thereof; an eccentric member in which an insertion hole through which the control shaft penetrates is formed, and an eccentric exterior circumference is formed at an exterior circumference thereof to center on the center of one circle that is eccentric from the center of the insertion hole; a roller type of follower that is mounted on an end portion of a follower arm that is extended from a follower ring that is slidably mounted on the eccentric member and that closely contacts the cam; and a variable ring that is slidably mounted on the eccentric member, and a variable arm is extended from the variable ring, wherein a press amount of a swing arm or timing thereof is varied by the variable arm that moves in a center direction of the control shaft or in an opposite direction thereof corresponding to a rotation of the control shaft.