Roller tappet, particularly for high-pressure fuel pump or for valve gear of quality or quantity controlled combustion engine, has housing, which has bowl-like receptacle with cam catch roller at its input side

摘要

The roller tappet (1) has a housing (4), which has a bowl-like receptacle (6) with a cam catch roller (7) at its input side (5) and has an attachment (9) for a tappet follower part at its output side (8). An input sided face surface (10) of the housing finds a start-up at counter pieces of the inner shell (2) of the housing. A contact zone of the respective face of the cam catch roller has a course predominantly deviating from a sphere.