Capless filler neck structure
US11745582B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Sep 14, 2020 |
| Grant date | Sep 5, 2023 |
| Priority date | — |
| Expiry date | Mar 23, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60K2015/048
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A capless filler neck structure including a filler tube configured to be fixed into a vehicle and define a transfer passage for fuel to be transferred to a fuel tank of the vehicle, a first retainer fitted into the filler tube, a first flapper positioned adjacent to the first retainer to be sealed from the outside, a second retainer positioned adjacent to the first retainer and fitted into the filler tube, a cover fitted to the second retainer to define an opening configured to receive a fuel gun, a second flapper positioned adjacent to the second retainer to be sealed from the outside, and an anti-error-injection member fitted to the second retainer and configured to be unlatched when the fuel gun having a predetermined diameter or more is inserted.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.