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| Number | Title | Issue Date |
| 7353808 | Breather system for fuel tank In a breather system for a fuel tank having a tank body, a fuel supply port opened and closed by a fuel cap provided in a central portion of an upper wall of the tank body, wherein an upper end of a breather pipe is located to face a central portion of a fuel supply... | 04/08/2008 |
| 7261093 | Evaporative emissions control fuel cap An evaporative emissions control fuel cap system comprises a closure adapted to mate with a fuel tank. The closure includes a passageway formed therein to conduct vapors from the fuel tank to the atmosphere. The closure includes a filter configured to capture hydroc... | 08/28/2007 |
| 7051979 | Auxiliary fuel tank systems for aircraft and methods for their manufacture and use Auxiliary fuel tank systems for aircraft and methods for their manufacture and use. In one embodiment, an aircraft can include a fuselage, at least one engine, and a fuel system configured to distribute fuel to at least one of the engine and an aerial refueling mani... | 05/30/2006 |
| 6945290 | Check valve for use in filler tube vapor recirculation system and method of making same A check valve assembly is designed for insertion in an existing fuel tank filler tube having a mechanical nozzle seal and a vapor recirculation port. The insert has an integrally formed ground strap/tab for grounding a refueling nozzle and an attached flexible flapp... | 09/20/2005 |
| 4816045 | Vapor recovery system A vapor handling system is provided to control fuel vapor in a vehicle fuel system to prevent the fuel vapor from escaping to the atmosphere during filling of the vehicle fuel tank. An on-board vacuum-actuated system is included for preventing overfilling... | 03/28/1989 |
| 4699638 | Two-stage roll-over valve A system is provided for recovering fuel vapors discharged from a vehicle fuel system during refueling. The vehicle fuel system including a fuel tank having a filler neck and a separate outlet. The system includes a venting module mounted in the outlet an... | 10/13/1987 |
| 4371383 | Radon removal system The radon removal system includes a reactor tank with a first inlet and spray head connected to the water supply for directing and spraying water into the tank. The tank is provided with an outlet at the base of the tank and a second inlet and spray head ... | 02/01/1983 |
| 4312644 | Gas separator for liquid dispensing device A gas separator for stopping a flow of liquid in a liquid dispensing device when the liquid contains excess gas and for permitting the purging of this excess gas, the gas separator comprising a tank through which the liquid flows, and a cylindrical float ... | 01/26/1982 |
| 4194893 | Pumping apparatus A pumping apparatus, more especially for fluid materials containing entrained gas pockets, comprises a single entry centrifugal impeller pump and means for maintaining a reduced pressure on the side of the impeller opposite said single entry to the pump. ... | 03/25/1980 |
| 3969092 | Liquid degassing device A device for separating dissolved or entrained gas from a liquid and particularly for separating dissolved or entrained air from oil used in hydraulic systems or as electrical insulation. Contaminated oil, containing dissolved or entrained gas, is introdu... | 07/13/1976 |
