Gas flow device for welding electrode
US4812611A · kind A · utility
4Cited by
5References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 20, 1985 |
| Grant date | Mar 14, 1989 |
| Priority date | — |
| Expiry date | Dec 20, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K9/291
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A gas flow device for a welding electrode includes a metal sleeve to form a concentric chamber surrounding the electrode, a plastic cap enclosing the rear end of the chamber, an inert gas inlet into the chamber and a quantity of steel wool between the forward end of the chamber and the electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.