Bellows mechanical seal with inactive diaphragms
US4744569A · kind A · utility
8Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 13, 1987 |
| Grant date | May 17, 1988 |
| Priority date | — |
| Expiry date | Oct 13, 2007 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16J3/047
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A bellows type mechanical seal assembly in which the bellows is provided with inactive or non-functional diaphragms to increase the pressure capacity of the seal assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.