A device for providing additional torsional energy for a cam shaft is provided. The device includes at least one main cam lobe formed on a rotating shaft; a valve operating mechanism disposed to be engaged by the main cam lobe; and an outer cylinder encompassing the valve operating mechanism, and capable of movement that is independent of the valve operating mechanism, the outer cylinder being disposed to provide torsional energy to the rotating shaft.

 
Web www.patentalert.com

< Fully variable mechanical valve gear for a piston-type internal combustion engine

< Knocking control apparatus and knocking control method for internal combustion engine

> Device for controlling an internal combustion engine with a variable valve timing system

> System for controlling electromechanical valves in an engine

~ 00230