Inverter device
US8971079B2 · kind B2 · utility
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1References
3Claims
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Assignee
Inventors
Key dates
| Filing date | Mar 31, 2011 |
| Grant date | Mar 3, 2015 |
| Priority date | — |
| Expiry date | Sep 19, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02M7/5387
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An inverter device includes an inverter circuit, a control circuit, a first drive circuit, a second drive circuit, first and second photocouplers, and a signal switching part. The signal switching part directly transmits the first and second signals outputted from the first photocoupler and the second photocoupler to the corresponding first and second drive circuits respectively when at least one of the first and second signals is an OFF command.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.