Patent ID: 7836863

Claim:
A variable lift apparatus of an engine for a vehicle, comprising: a camshaft in which a cam is coaxially formed thereon; a swing arm, one side of which is pivotally supported by a supporting portion and another side of which operates a valve; an output arm wherein a upper portion of the output arm is positioned above the swing arm; a first roller rotatably connected to the output arm and opposite the supporting portion of the swing arm, and contacting the cam; a second roller that is disposed on the swing arm wherein the upper portion of the output arm is selectively slidable on the second roller in a forward or rearward direction of the second roller; a variable link pivotally connected with a lower portion of the output arm by a hinge shaft and moving the hinge shaft along a guide slot wherein the upper portion of the output arm is pivotally rotatable about the hinge shaft; and a rotation shaft eccentrically connecting the variable link and an actuating shaft and, moving the variable link.