Patent ID: 8079336
Filing Date: 2011-12-20
Classification: F01B,F01L,F02B

Abstract:
1. A valve actuation mechanism for a barrel internal combustion engine having a drive shaft with a cam portion, an undulating cam plate interconnected with the drive shaft for rotation therewith, and a plurality of cylinders radially spaced apart from the drive shaft, said valve actuation mechanism comprising: a plurality of tappets configured to engage the cam portion of the drive shaft; a plurality of valves each having a valve head and a valve stem extending from the valve head; a plurality of rockers actuating the valves, the rockers being mechanically coupled to the tappets for actuating the valves in response to rotation of the drive shaft; and a rocker support pivotally supporting a pair of the rockers for movement about respective pivot axes, one of the rockers in the pair actuating a valve associated with one of the cylinders and the other of the rockers in the pair actuating a valve associated with an adjacent cylinder.