发明名称 |
Heating device, auxiliary power supplying device, auxiliary power supplying system, fixing device, and image forming apparatus |
摘要 |
A heating device of the invention comprises a heater, a main power supply, and an auxiliary power supply. The heater includes a main heating element which generates heat with power supplied from the main power supply, and an auxiliary heating element which has a resistance different from a resistance of the main heating element and generates heat with power supplied from the auxiliary power supply. The auxiliary power supply is provided to supply to the auxiliary heating element a current that is different from a current supplied from the main power supply to the main heating element.
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申请公布号 |
US7421224(B2) |
申请公布日期 |
2008.09.02 |
申请号 |
US20070624489 |
申请日期 |
2007.01.18 |
申请人 |
RICOH COMPANY, LTD. |
发明人 |
KISHI KAZUHITO;MATSUSAKA SUSUMU;FUJITA TAKASHI;KONNO ERIKO |
分类号 |
G03G15/20 |
主分类号 |
G03G15/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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