Vented steamer port cap assembly
US7766027B2 · kind B2 · utility
0Cited by
5References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2008 |
| Grant date | Aug 3, 2010 |
| Priority date | — |
| Expiry date | Jan 21, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7922
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The present invention relates generally to methods and devices for providing a fire hydrant with a vented steamer port cap assembly to allow air and water to pass through an upper area of a fire hydrant. Various embodiments include hydrants with a vented steamer port cap assembly. In other embodiments, a secondary valve is included in the barrel of the fire hydrant to controllably allow liquid to flow through the hydrant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.