Tappet for valve drive of internal combustion engine

摘要

The tappet (1) comprises a first circular-shaped section (2) which is actuated in its base area (3) by at least one cam (4). The section has a hollow cylindrical housing (8) and oscillates in the borehole (9) of a cylinder head (10). The section includes an axially movable circular-shaped second section (5) which has a guidance shell (12). The second section is actuated in its base area (6) by a cam (7). A gas change valve (55) is positioned in the axially opposing area (52) to the base area (60).