Power supply apparatus and image forming apparatus controlling switching elements to output a voltage
US10720845B2 · kind B2 · utility
1Cited by
6References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 30, 2019 |
| Grant date | Jul 21, 2020 |
| Priority date | — |
| Expiry date | Apr 30, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B70/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The power supply apparatus includes a control unit configured to perform control of gradually changing a turn-on duty of a first switching element when a first voltage mode is switched to a second voltage mode or when the second voltage mode is switched to the first voltage mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.