Fuel filler cap
US7784634B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 4, 2005 |
| Grant date | Aug 31, 2010 |
| Priority date | — |
| Expiry date | Jul 1, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S220/33
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
This invention provides a fuel filler cap that can release an outer cap from an inner cap without influences of direction of the external force when it applied. The fuel filler cap 1 comprises the outer cap 11 constructed by an upper face portion 112, a skirt portion 113 extending from the outer circumference of the upper face portion 112 and a plurality of wedge-shaped projection 111 formed on the inner face of the skirt portion 113; the pressing plate 15; and the inner cap 13 constructed by a supporting plate 14 having an annular slant 142, a seal ring 12 and annular groove 146 defined by the lower face of the pressing plate 15 laid over the supporting plate 14 and by the annular slant 142.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.