Rotating bellows seal
US3977685A · kind A · utility
8Cited by
6References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 5, 1974 |
| Grant date | Aug 31, 1976 |
| Priority date | — |
| Expiry date | Nov 5, 1994 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16J15/363
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An improved rotating bellows seal is disclosed which includes a bellows core having an annular mounting plate at one end adapted to drivingly and sealingly engage a shaft and a bellows seal ring on the other end to sealingly engage a mating seal ring. The mating and bellows seal rings are provided with conical inside diametral surfaces to prevent leakage fluids from entering the bellows core.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.