Filter unit, particularly liquid filter, for internal combustion engines, has filter element that is inserted in filter housing, where filter housing is axially enclosed by end plate

摘要

The filter unit (1) has a filter element (6) that is inserted in a filter housing (2). The filter housing is axially enclosed by an end plate (8). A cover (3) is provided for closing the filter housing and a flow socket (9) is inserted between the cover and the end plate. The flow socket is designed as a metal rivet element, which is connected with the cover in a form fit manner. A form closure is produced between the cover and a rivet element by shaping the rivet element.