Sealing ring
US6513810B1 · kind B1 · utility
14Cited by
8References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 30, 2000 |
| Grant date | Feb 4, 2003 |
| Priority date | — |
| Expiry date | Mar 30, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S277/946
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A sealing ring, including a support ring made of an impact-resistant material, and a lip ring made of PTFE, where the lip ring has a holding segment and a sealing segment, and where the holding segment is connected with the support ring by an intermediate layer made of a polymer material. The holding segment and the sealing segment are made of two different PTFE compounds, each adapted to their purpose of use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.