Sealing flange, in particular for internal lining of pipes
US5782498A · kind A · utility
2Cited by
13References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 1997 |
| Grant date | Jul 21, 1998 |
| Priority date | — |
| Expiry date | Jan 23, 2017 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L55/18
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The invention relates to a sealing flange (14) which comprises a tubular structure which has an axis (22) and consists of an integral tubular outer body (20) which contains a series of annular seals (32a, 32b, 32c, 32d) which are disposed substantially coaxially according to the axis, these seals being suitable for surrounding a tube when the latter is inserted in the structure. The invention applies in particular to repair of gas pipes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.