System and method of retaining hydraulic fluid in a...

System comprising a cam and a cam follower element and use...

System for actuating valve in stepped movement

System for angular adjustment of a shaft relative to a driving g

System for changing lift of a valve

System for controlling electromechanical valves in an engine

System for controlling electromechanical valves in an engine

System for controlling engine valve seating velocity

System for controlling fuel supply in internal combustion engine

System for controlling the response time of a hydraulic system

System for controlling valve shift timing of an engine

System for controlling valve timing in event of failure

System for driving and controlling CAM for internal...

System for operating internal combustion engine

System for regulating valve timing of internal combustion engine

System for retarding engine speed

System for the rotation of a camshaft relative to a...

System for variable valvetrain actuation

System for variably actuating valves in internal combustion...

System for variably controlling operation of an intake/exhaust v