Bonded PTFE radial shaft seal
US6988733B2 · kind B2 · utility
7Cited by
22References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 13, 2003 |
| Grant date | Jan 24, 2006 |
| Priority date | — |
| Expiry date | Jun 28, 2023 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16J15/328
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A radial shaft seal having a metal casing and a rubber sealing portion attached interior of the metal casing. The rubber sealing portion is bonded to the metal casing during a forming operation. A polytetrafluoroethylene seal is stretched into a conical shape and bonded to the rubber sealing portion while in the stretched state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.