Pressurized weld chamber
US4845331A · kind A · utility
5Cited by
16References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 24, 1987 |
| Grant date | Jul 4, 1989 |
| Priority date | — |
| Expiry date | Dec 24, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K9/325
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A novel weld chamber and process for using such weld chamber are disclosed. A flow of shielding gas through the weld chamber is regulated to provide a constant pressure in the weld chamber while the shielding gas flow sweeps away metal vapors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.