Patent ID: 8132551

Claim:
A switchable cam follower of a valve train assembly of an internal combustion engine, comprising: an internal lever having a bearing surface on an underside of the internal lever, the bearing surface for a gas exchange valve, the bearing surface at a valve end side of the cam follower, and a complementary surface on the underside of the internal lever, at the other end of the internal lever, for mounting a head of a support element; an external lever having arms which enclose the internal lever, and at least one stop face for an eccentric disk on an upper side of the external lever; a shaft transverse to a longitudinal axis of the cam follower and pivotally connecting, the internal lever and the external lever at the valve side end of the cam follower; and two guidance plates for the gas exchange valve protruding in the direction of the valve, the guidance plates extending downward from the underside of the external lever, and the guidance plates delimiting laterally the bearing surface.