Image forming apparatus
US11550246B2 · kind B2 · utility
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7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 27, 2021 |
| Grant date | Jan 10, 2023 |
| Priority date | — |
| Expiry date | Aug 27, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/2057
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image forming apparatus includes a fixing device and circuitry. The fixing device includes a fixing rotator, an electromagnetic induction heater configured to heat the fixing rotator, and a magnetic flux control member. The circuitry is configured to control the electromagnetic induction heater to lead a temperature of the fixing rotator to a target temperature and change an upper limit of power supplied to the electromagnetic induction heater based on the target temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.