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| Number | Title | Issue Date |
| 7275417 | Fueling system vapor recovery and containment performance monitor and method of operation thereof A method and apparatus for monitoring and determining fuel vapor recovery performance is disclosed. The dispensing of liquid fuel into a tank by a conventional gas pump nozzle naturally displaces a mixture of air and fuel ullage vapor in the tank. These displaced va... | 10/02/2007 |
| 6968868 | Fueling system vapor recovery and containment performance monitor and method of operation thereof A method and apparatus for monitoring and determining fuel vapor recovery performance. The dispensing of liquid fuel into a tank by a gas pump nozzle displaces a mixture of air and fuel ullage vapor in the tank. These displaced vapors may be recovered at the dispens... | 11/29/2005 |
| 6964283 | Fueling system vapor recovery and containment performance monitor and method of operation thereof A method and apparatus for monitoring and determining fuel vapor recovery performance is disclosed. The dispensing of liquid fuel into a tank by a conventional gas pump nozzle naturally displaces a mixture of air and fuel ullage vapor in the tank. These displaced va... | 11/15/2005 |
| 6901786 | Fueling system vapor recovery and containment leak detection system and method A method and apparatus for monitoring a fuel vapor recovery system to determine if a leak condition exists in either the vapor return passage in a fuel dispenser or a common vapor return pipe. An air-flow sensor (AFS) may be located in the common vapor return pipe f... | 06/07/2005 |
| 6662970 | On demand oil dispensing system An on demand oil dispensing system for motor vehicles including an electric motor driving a gear pump having flow paths including an intake line connected to an oil reservoir and a discharge line having a manual shut-off valve at the end thereof and a pre... | 12/16/2003 |
| 6354464 | Gasoline dispensing system and method with automatic dispensing shutoff A gasoline dispensing system and method according to which one end of a dispensing hose is connected to a source of gasoline, and a nozzle is connected to the other end of the hose for dispensing the gasoline. A conductor is connected to a source of energ... | 03/12/2002 |
| 5762104 | Liquid pumping system with pressure relief mechanism This disclosure relates to a system for pumping a liquid from a storage tank, through a pipe and out of a valve of a liquid dispenser. The apparatus comprises a manifold housing having a main flow passage formed therein, a check valve mounted in said main... | 06/09/1998 |
| 5143258 | Pressure relief for vacuum operated valve A liquid fuel dispensing system having a fuel reservoir and a plurality of remote fuel dispensers, each of which including a suction pump and a pressure regulator valve positioned in the fuel conduit on the inlet side of the suction pump. A pressure relie... | 09/01/1992 |
| 4919305 | Fuel dispensing nozzle with built-in flow regulator A fuel dispensing nozzle for refueling vehicles is disclosed. The nozzle provides a poppet valve for manually controlling the flow rate through the nozzle and an automatic flow control regulator for limiting the maximum flow rate through the nozzle to a p... | 04/24/1990 |
| 4116246 | Beverage dispenser A machine for dispensing a beverage into a container formed from a mixture of a dry granular base food product and water. The machine has a product metering unit carrying a food product storage container. The metering unit has a rotatable auger driven by ... | 09/26/1978 |
