Valve and container with a valve
US4971224A · kind A · utility
33Cited by
6References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 7, 1988 |
| Grant date | Nov 20, 1990 |
| Priority date | — |
| Expiry date | Jul 7, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/6137
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a valve and container provided with such a valve, which can be used with portable apparatus using fuel gas, normally operating with piercable cartridges. The valve according to the invention is characterized by the presence of a concave surface on the top of the axial boss of the cup. The corresponding transverse seal assumes the same concave shape as the top of the boss.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.