Patent ID: 8353322

Claim:
Filler head for a fuel tank, formed by a housing which is connected to the filler pipe which leads to the fuel tank, in which housing a neck which is adapted to accommodate a fuel nozzle is provided and into which a recirculating line opens, wherein a venting line connects the uppermost region of the fuel tank to an activated carbon filter, and the recirculating line branches off from the venting line and extends to the filler head, an insertion body is seated in the filler head, an upper part of the insertion body forms a funnel which starts from an upper edge of the housing and is adjoined in a downward direction by a neck which accommodates a fuel nozzle, the insertion body has, in addition to the neck, a first and a second essentially vertical blind hole, open in a downward direction, wherein upper ends of the blind holes have a flow connection to one another through a transverse duct, the first blind hole is connected to the recirculating line, and a float, which clears or closes off the connection to the transverse duct is guided in the second blind hole, wherein the float ends in a lower part of the second blind hole.