Patent ID: 7607459

Claim:
A liquid dispenser nozzle device for use with a fuel pump nozzle, the device comprising: a hollow body having a central opening extending therethrough, said body being configured for positioning on a dispensing end of the pump nozzle and frictionally engaging the dispensing end of the pump nozzle; and a valve means with a valve member carried by an elongated rod and a resistance spring for normally closing the central opening, said valve means moving into an open position under the force of liquid exiting the dispensing end of the pump nozzle, said resistance spring normally urging the valve member into a normally closed position, closing the central opening, said resistance spring being mounted between a cap secured to a proximate end of the elongated rod and raised ridges formed on a distant end of the elongated rod, said ridges being oriented in parallel to a longitudinal axis of the elongated rod.