Pressure-balanced control valves
US9222600B2 · kind B2 · utility
0Cited by
17References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 5, 2010 |
| Grant date | Dec 29, 2015 |
| Priority date | — |
| Expiry date | Dec 27, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49412
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A valve assembly comprises a valve body comprising a plug chamber. A static seal is disposed adjacent an inner sidewall of the plug chamber, and a plug comprising a plug head is moveably positioned within the plug chamber, the plug head being configured to contact the static seal only when the plug is adjacent to a seat ring. Methods of using a valve and methods of forming a valve assembly are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.