Flowline divertor seal with spring-energized sealing lips
US10215284B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 16, 2011 |
| Grant date | Feb 26, 2019 |
| Priority date | — |
| Expiry date | Jun 16, 2032 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/01
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A seal for installation within a flowline diverter assembly including a housing having a bore, and a spool received within the bore. The seal includes an annular body configured to be received between the spool and the bore. The body also has an inner diameter face disposable opposite the spool, and an outer diameter face disposable opposite the bore. The inner diameter face has a first and a second lip portion which are energizable responsive to fluid pressure. A generally annular first spring member is molded into the outer diameter face adjacent a first end face of the body, and a generally annular second spring member is molded into the body outer diameter face adjacent a second end face. Generally annular third and fourth spring members each also may be molded into a corresponding one of the body lip portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.