| 摘要 |
A variable valve lift device is provided to reduce the manufacturing cost and to improve fuel consumption ratio by variably adjusting a valve lift according to the driving condition of an engine. A variable valve lift device comprises an inner body(10), an outer body(20), and a latch pin. The inner body includes a first front body unit(12) pressing an intake/exhaust valve(7), a first branch unit equipped with a roller(16) pressed by a single stroke cam(3) of a camshaft(1), and a first rear body unit(18) hinged to a support shaft(9) fixed to a cylinder head. The outer body includes a second front body unit(22) having a connection part, a second branch unit(24) extending from the second front body unit, and a second rear body unit(26) positioned at an outer portion of the first rear body unit. |
