Method of forming pipe union
US4302874A · kind A · utility
13Cited by
2References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 28, 1979 |
| Grant date | Dec 1, 1981 |
| Priority date | — |
| Expiry date | Nov 28, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49945
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The invention relates to a method for quickly joining pipes by chamfering the end of a thin pipe, forcefully socket jointing this pipe in a pipe of the same diameter, dismantling the two pipes by traction. The two pipes can thereafter be rejoined easily and quickly by socket-jointing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.