Chopper output stage for arc welder power source
US9647555B2 · kind B2 · utility
8Cited by
161References
52Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 8, 2005 |
| Grant date | May 9, 2017 |
| Priority date | — |
| Expiry date | Apr 8, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Power sources are disclosed for electric arc welding or cutting processes, in which an interleaved multiphase switching converter is provided with a plurality of converter power circuits to convert a DC signal to a regulated signal suitable for welding.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.