Closure socket for vehicle fuel tank has between flange and closure flap a stop element radially defining the free cross section of through opening for correct insertion of filling gun

摘要

The housing (10) has on the side remote from the tank a threaded or bayonet flange (12) for the tank cover and on the side facing the tank a connection for the supply pipe and a closure flap (18). In the area between the flange and the flap there is a stop element (20) which radially defines at least in part the free cross-section of the through opening. the stop element can be formed as a semi-circular ring shaped plastics or sheet metal part which is fixed by its radially outer edge on the inside wall of the housing.