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US 5,402,220 AGranted
Fixing device for an image forming apparatus featuring a fixing belt and heating control
AssigneeRicoh Company, Ltd.
InventorsMitsuo Tanaka, Tsuneo Kurotori, Takashi Bisaiji, Takeshi Takemoto, Kohichiro Jinnai, Toshio Kawakubo
Life of this patent
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Abstract
A fixing device for an image forming apparatus and having a heating member facing a sheet transport path. The heating member has a number of heating portions which are separate in a direction perpendicular to an intended direction of sheet transport. The heating portions are selectively driven in matching relation to a toner image carried on a sheet.
Claims14
A fixing device comprising:
- an endless fixing belt rotatably supported and constituted by a 5.0 microns to 50 microns thick anisotropic conductive film;
- a sheet transport path including a periphery of said endless fixing belt for transporting a sheet therealong;
- and
- a heating member facing said sheet transport path via said endless fixing belt.
1 more element
A fixing device comprising:
- an endless fixing belt rotatably supported and constituted by an anisotropic conductive film comprising a plurality of conductive pins formed in a thickness direction therein;
- a sheet transport path including a periphery of said endless fixing belt for transporting a sheet therealong;
- and
- a heating member facing said sheet transport path via said endless fixing belt.
1 more element
Dependencies are inferred from the claim text.