Patent ID: 6367436
Filing Date: 2002-04-09
Classification: F01L,Y10T

Abstract:
A belt-driven variable valve mechanism, comprising:a rocker having a central rocker axis, said rocker central axis being substantially parallel with and spaced apart from a central axis of a rotary input shaft; at least one frame member having a first end and a second end, said first end configured for being pivotally mounted upon the input shaft, said second end pivotally carrying said rocker; a connecting rod having a first end and a second end, said first end configured for engaging an eccentric of the rotary input shaft, said second end pivotally attached to said rocker, said connecting rod configured for transferring rotation of the input shaft to oscillation of said rocker relative to said rocker central axis; at least one output cam configured for being pivotally mounted upon the input shaft; and at least one belt, each of said at least one belt engaging said rocker and a corresponding one of said at least one output cam, said at least one belt configured for transferring oscillation of said rocker to oscillation of a corresponding one of said at least one output cam.