Patent ID: 6584943
Filing Date: 2003-07-01
Classification: F01L,Y10T

Abstract:
A variable compound rocker system for actuating and varying intake valve lift events and actuating exhaust valve lift events of an internal combustion engine, said rocker system comprising:a rocker shaft; an eccentric ring non-rotatably attached to said rocker shaft; a primary rocker rotatably attached to said eccentric ring and having an engaging surface disposed therefrom, said primary rocker adapted to actuate a secondary rocker; said secondary rocker rotatably attached to said rocker shaft and positioned generally adjacent to said primary rocker; a roller disposed adjacent to and in direct constant rolling engagement with said engaging surface of said primary rocker, said secondary rocker adapted to actuate a first intake valve; and an actuator assembly in constant rotational engagement with said rocker shaft and adapted to bi-directionally rotate said rocker shaft for changing the attitude of said primary rocker, causing a change in said intake valve lift events.