Heater, fixing unit and image forming apparatus having power...

Details Heater, fixing unit and image forming apparatus having power... Heater, fixing unit and image forming apparatus having power...

2004-12-07

2009-10-27

Beatty, Robert (Department: 2852)

Electrophotography

Control of electrophotography process

Control of fixing

C399S088000, C219S216000, C219S470000

Reexamination Certificate

active

07609988

ABSTRACT:
A heater is operable with a main power supply unit and a chargeable auxiliary power supplying unit. The heater includes a heater part having one or a plurality of heater elements to receive power from the main and auxiliary power supplying units, a detecting part to detect information related to the heater part, and a controller to vary an energy supplied from the auxiliary power supply unit to the heater part per unit time based on the information detected by the detecting part.

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