Fixing device having an electric power control system to an induction heating coil for image forming apparatus

A fixing apparatus according to an embodiment of the present invention controls, using a CPU and a temperature comparator, an inverter circuit that supplies electric power to an induction heating coil and performs temperature control for a heat roller. The CPU adjusts and controls a power value supp...

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Bibliographic Details
Main Authors Kinouchi, Satoshi, Takagi, Osamu, Tsueda, Yoshinori, Kitamura, Tetsuo, Nakayama, Hiroshi, Doi, Yohei, Kikuchi, Kazuhiko, Takai, Masanori, Kusaka, Toyoyasu, Sone, Toshihiro
Format Patent
LanguageEnglish
Published 11.10.2011
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Summary:A fixing apparatus according to an embodiment of the present invention controls, using a CPU and a temperature comparator, an inverter circuit that supplies electric power to an induction heating coil and performs temperature control for a heat roller. The CPU adjusts and controls a power value supplied by the inverter circuit. When the adjustment and control of the power value by the CPU is late, the inverter circuit is ON-OFF controlled by the temperature comparator.