Patent ID: 8459483

Claim:
An anti-siphoning device to use in the tubular filling neck of a vehicle fuel tank comprising: a tubular body for insertion into the filling neck; a flange on a top end of the body for limiting movement of the body into the filling neck; resilient fingers extending outwardly and upwardly from an exterior surface of said body for resisting removal of the device from the filling neck; a plate welded to an interior surface of the body near the top end thereof, the plate having a central opening for receiving a fuel dispensing nozzle; vent openings in the plate around and spaced apart from the central opening for venting gases from the fuel tank during a fueling operation; a tube having a top end connected to the plate around the central opening, the tube extending downwardly from the plate for receiving the fuel dispensing nozzle; and a cage extending downwardly from a bottom end of the tube for preventing insertion of a siphoning tube beyond the bottom of the device into the fuel tank.