Patent ID: 7096837

Claim:
A valve train of an internal combustion engine comprising at least one cam and one directly driven cam follower, said cam follower comprising on one front end of a housing, a direct running surface for the cam, and on a further front end, an at least indirectly actuating surface for at least one gas exchange valve, wherein the valve train itself is additionally designed for an internal exhaust gas recirculation at an exhaust valve, the housing comprises an inner and an outer element that are inter-inserted for relative axial displacement and can be coupled to each other through a coupling element for exhaust gas recirculation, the cam for each cam follower is a central high lift cam and at least one low lift cam is arranged axially adjacent the high lift cam, the high lift cam actuates the inner element of the housing comprising the running surface and the actuating surface, whereas the low lift cam contacts the outer element of the housing, the low lift cam being configured out-of-phase to the high lift cam, so that a lobe commencement of the low lift cam is situated in a section between an end of a run-off flank of the high lift cam and a commencement of a base circle of the high lift cam, while a lobe end of the low lift cam is situated before an end of the base circle of the high lift cam.