Fuel cap with fuel-tank pressure/vacuum dissipation control system
US8567628B2 · kind B2 · utility
8Cited by
12References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 14, 2009 |
| Grant date | Oct 29, 2013 |
| Priority date | — |
| Expiry date | Jul 30, 2032 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60Y2200/225
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A fuel cap includes a filler-neck closure including a pressure-relief valve and a vacuum-relief valve and a handle arranged to overlie the filler-neck closure. The fuel cap also includes a torque-transmission ring arranged to lie between the handle and the filler-neck closure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.