Pulse welder and method of using same
US7304269B2 · kind B2 · utility
77Cited by
24References
182Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 4, 2004 |
| Grant date | Dec 4, 2007 |
| Priority date | — |
| Expiry date | Aug 11, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K9/0738
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An electric arc welder for performing a pulse welding process by a current between an advancing electrode and workpiece where the welder comprises a short detecting circuit for creating a short signal upon occurrence of a short circuit between the advancing electrode and the workpiece and a boost circuit to create a plasma boost pulse after the short circuit is cleared during the time period when the welder is not outputting the peak pulse current.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.