Narrow groove welding torch
US4309590A · kind A · utility
19Cited by
9References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 29, 1980 |
| Grant date | Jan 5, 1982 |
| Priority date | — |
| Expiry date | Feb 29, 2000 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K9/0213
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A narrow groove welding torch having an internally insulated metallic housing and a rectangular cross section with cooling ducts and shielding gas ducts disposed within the housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.