| 摘要 |
PROBLEM TO BE SOLVED: To prevent generation of an uneven heating of a heated material by setting the temperature of a belt even at all times for a belt-type heating device, to make an image luster even after fixation for a fixing device, and prevent a fixation defect at a nip part by heating the belt. SOLUTION: With the heating device heating a heated material P by pinching it on a conveyor with a nip part formed by an endless heated belt 1 and a pressure member 4 or a heating member, there are to be a plurality of kinds of heat sources 5, 6, 7 for heating the endless belt. COPYRIGHT: (C)2004,JPO
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