Mechanical support ring for elastomer seal
US11603734B2 · kind B2 · utility
0Cited by
8References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 22, 2016 |
| Grant date | Mar 14, 2023 |
| Priority date | — |
| Expiry date | Oct 18, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/128
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A support ring prevents an elastomer seal from extruding. The support ring is expanded and supports the expanded seal, preventing the elastomer seal failing due to extrusion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.