Shaft seal
US4132421A · kind A · utility
34Cited by
7References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 5, 1977 |
| Grant date | Jan 2, 1979 |
| Priority date | — |
| Expiry date | Aug 5, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S277/924
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An improved metal encased radial-type oil shaft seal of either single or dual lip construction wherein the primary seal lip is polytetrafluoroethylene -- or the like and is bonded and mechanically interlocked to the metal case by an elastomeric material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.