Electron beam chamber for butt welding pipes
US4370541A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 21, 1981 |
| Grant date | Jan 25, 1983 |
| Priority date | — |
| Expiry date | Apr 21, 2001 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K15/04
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An electron beam welding chamber for butt joining elongate members 1,2 extending longitudinally at the center of the chamber. The chamber comprises an envelope 7 defining the welding enclosure 6 and which rests on a fixed structure 8. The electron gun equipment 13 is provided within the envelope and is mechanically connected, by a withdrawable connection means 18 or by elastic connection means 24, 25, to the enclosure, clamping means 15 being provided for clamping the electron gun equipment relative to one of the elongate members. This invention is particularly applicable to the welding of the sections of a pipe to be laid on the sea bed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.