Venting device intended for a motor vehicle tank

摘要

This device is intended for a motor vehicle tank (2) having on the one hand a filler pipe (4) provided with a flap (12) mounted so as to pivot about a spindle (34), prestressed in the closed position and intended to be opened by the end of a filling nozzle (10), and on the other hand a pipe (16, 18) for venting the tank. Means (20) are provided for closing off the vent pipe (16, 18) of the tank whilst it is being filled, being controlled from the pivoting of the flap (12) about its spindle (34).