Patent ID: 7721690
Filing Date: 2010-05-25
Classification: F01L

Abstract:
1. A valve actuation mechanism, comprising: a first rocker arm, connect to a first valve, capable of being driven to move by a first cam; a second rocker arm, connected to a second valve; a tappet, arranged at a position between the first and the second rocker arms, capable of being driven to move by a second cam; a first connecting unit, capable of selectively enabling the first rocker arm to connect to/separate from the tappet; a second connecting unit, capable of selectively enabling the second rocker arm to connect to/separate from the tappet; and a power transmission unit, arranged on the first rocker arm at a position corresponding to the first cam for enabling power transmitted from the first cam to be received by the first rocker arm, wherein the power transmission unit further comprises: