| 摘要 |
A variable valve lift device of an engine is provided to embody high lift because the high lift cam operates with the fluid pressure to the radial direction of cam-shaft. A variable valve lift device of an engine comprises a cam shaft(300) in which the hollow in which the oil is opened is formed; a base cam(100) which is formed on the cam-shaft; and a high lift cam(200) which is placed on the base cam. The high lift is embodied with the fluid pressure to operate in the radial direction of the cam-shaft. The oil chamber is formed in the contact surface between the high lift cam and the base cam. An insertion hole(320) in which the operating pin is inserted in the high lift cam is formed. |
