Bellows energized seal assembly for a rotary control valve
US9052022B2 · kind B2 · utility
1Cited by
25References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 9, 2012 |
| Grant date | Jun 9, 2015 |
| Priority date | — |
| Expiry date | Dec 21, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K5/207
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A bellows energized seal assembly includes a seal body, a main seal that is axially slidable within the seal body, and a bellows connected to the seal body and the main seal. The bellows both biases the main seal and provides a seal between the seal body and the main seal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.