Patent ID: 6032625
Filing Date: 2000-03-07
Classification: F01L

Abstract:
A variable valve control for an internal combustion engine having a cylinder head with a valve operating mechanism including intake and exhaust valves, a bearing housing mounted on said cylinder head, a first camshaft supported on said bearing housing for controlling the opening of the intake valves, a second camshaft supported on said bearing housing for controlling the closing of said intake valves, a control drive disposed on said bearing housing between said first and second camshafts for driving said second camshaft at variable angular positions relative to said first camshaft, a control wheel mounted on said bearing housing and including an eccentric portion, a connecting rod having one end mounted onto said eccentric portion and its opposite end operatively connected to said control drive for controlling said control drive, a control motor including a shaft with a drive pinion in engagement with said control wheel for rotating said control wheel, said control wheel being mounted on said bearing housing sidewardly displaced from said control drive, and said control motor shaft with said drive pinion extending transverse to an axis of rotation of said control wheel and being supported on said camshaft bearing housing.