FIXING DEVICE AND IMAGE FORMING APPARATUS
To prevent damage to a fixing member and stably rotate the fixing member by a driving member.SOLUTION: A fixing device 8 comprises: a fixing member 11 that rotates around an axis of rotation X extending in one direction; a pressure member that forms a fixing nip with the fixing member 11; a driving...
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Format: | Patent |
Sprache: | eng ; jpn |
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Zusammenfassung: | To prevent damage to a fixing member and stably rotate the fixing member by a driving member.SOLUTION: A fixing device 8 comprises: a fixing member 11 that rotates around an axis of rotation X extending in one direction; a pressure member that forms a fixing nip with the fixing member 11; a driving member 14 that rotates the fixing member 11; bearing members 15 that rotatably support the fixing member 11; and heat insulating members 16 that are interposed between the fixing member 11 and the bearing members 15. Rotation of the driving member 14 is transmitted to the fixing member 11 through the heat insulating members 16 to rotate the fixing member 11.SELECTED DRAWING: Figure 5
【課題】定着部材の破損を抑制し、駆動部材によって定着部材を安定的に回転させる。【解決手段】定着装置8は、一方向に沿って延びている回転軸Xの周りを回転する定着部材11と、定着部材11と共に定着ニップを形成する加圧部材と、定着部材11を回転させる駆動部材14と、定着部材11を回転可能に支持する軸受部材15と、定着部材11と軸受部材15の間に介装される断熱部材16と、を備え、駆動部材14の回転が断熱部材16を介して定着部材11に伝達されることで、定着部材11が回転することを特徴とする。【選択図】図5 |
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