Method and apparatus for forming welded rings
US4837418A · kind A · utility
1Cited by
5References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 13, 1987 |
| Grant date | Jun 6, 1989 |
| Priority date | — |
| Expiry date | Feb 13, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K2101/30
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A welding machine for welding opposed ends of a forming blank using a micro plasma welding device. The blank formed into a ring and the ends of the ring are clamped in an opposed manner and welded. The next blank to be formed is clamped prior to completion of ejection of the preceding welded ring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.