Heat recoverable metallic coupling
US4198081A · kind A · utility
65Cited by
11References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 26, 1977 |
| Grant date | Apr 15, 1980 |
| Priority date | — |
| Expiry date | May 26, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49865
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A coupling for tubes, pipes or the like, fabricated of heat recoverable metal that is treated so that it will contract when heated above its transition temperature spontaneously expand when cooled to its transition temperature to permit it to be installed or removed from the pipes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.