Fuel assembly having a vapor vent with a hinged float valve
US4966299A · kind A · utility
45Cited by
21References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 11, 1989 |
| Grant date | Oct 30, 1990 |
| Priority date | — |
| Expiry date | Jul 11, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86332
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
In association with a fuel tank of a vehicle with an inlet, an improved fuel filler assembly therein with first and second sealing means for isolating the interior of the fuel tank from the atmosphere and a vapor storage canister before a refill of the tank and subsequently from the atmosphere but not the storage canister during a refill operation while preventing passage of liquid to the storage canister.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.