Method and apparatus for twin wire arc welding
US9216470B2 · kind B2 · utility
3Cited by
7References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 29, 2010 |
| Grant date | Dec 22, 2015 |
| Priority date | — |
| Expiry date | Sep 5, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K9/24
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A twin wire welding apparatus including a first contact tube for guiding a first consumable electrode toward a weld puddle and transferring welding current to the first consumable electrode, a second contact tube for guiding a second consumable electrode toward said weld puddle and transferring welding current to the second consumable electrode, and a single power source connected to said first and second contact tubes for providing the same potential to said two consumable electrodes, and a method for operating such an apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.