Combination inflation and relief valve
US7021326B2 · kind B2 · utility
13Cited by
8References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 15, 2003 |
| Grant date | Apr 4, 2006 |
| Priority date | — |
| Expiry date | Sep 15, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7777
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A combination inflation and relief valve having an inflation gasket mounted on a reciprocating stem head that separates from a valve seat of a valve body against the force of an inflation spring upon inflation and having a relief gasket mounted on a reciprocating push disk that separates from the stem head against the force of a relief spring to allow excess internal pressure to vent through relief holes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.