Actuating mechanism for multiple valve internal combustion engine

摘要

Two embodiments of valve arrangements for internal combustion engines that permits the use of a plurality of valves for a given combustion chamber while operating all of the valves through a simplified camshaft arrangement. Some of the valves are operated directly by the cam lobes and others are operated by rocker arms. In addition, an embodiment is disclosed wherein a two rocker arm arrangement is employed for operating certain valves.