Patent ID: 7895981

Claim:
Variable valve lift device for the lift adjustment of gas-exchange valves of an internal combustion engine with one arrangement or two arrangements of following elements: a rocker lever with a work curve, which runs in a slotted link actuated by means of a camshaft, whereby the center of rotation of the rocker lever is determined by means of an eccentric, in order to adjust the valve lift of an gas-exchange valve, a means for valve actuation and a spring, which presses the rocker lever against a cam of the camshaft, and a spring, which presses the rocker lever against an eccentric shaft, characterized in that: a valve lift device ( 1 ) shows a rotatable eccentric shaft ( 3 ) which consists of several eccentrics ( 4 , 5 ) and whereby the eccentrics ( 4 , 5 ) are positioned within a circle, which is formed by the external diameter of a bearing ( 6 , 7 ) of the eccentric shaft ( 3 ).