Fixing device and image forming apparatus

Patent metadata

Field	Value
Publication number	US-8958732-B2
Application number	US-201213605309-A
Country	US
Kind code	B2
Filing date	Sep 6, 2012
Priority date	Mar 8, 2012
Publication date	Feb 17, 2015
Grant date	Feb 17, 2015

Abstract

A fixing device includes a plurality of belt support members including a first roller, an endless belt, a heating structure, a first support that has two bearings and an urging part and supports the first roller via the urging part and the two bearings, a second support that supports at least one another belt support member excluding the first roller, the second support rotatably supporting the first roller, an angle changing mechanism that changes an angle of the first support with respect to the second support to correct eccentricity in a width direction of the endless belt, and a second roller that rotates while being pressed against an outer surface of the endless belt, the second roller sandwiching a medium carrying an unfixed toner image between the second roller and the endless belt, the second roller fixing the toner image to the medium in cooperation with the endless belt.

First claim

What is claimed is:

1. A fixing device comprising:
a plurality of belt support members including a first roller, the first roller having a rotating shaft;
an endless belt that circulates while being supported from inside by the belt support members;
a heating structure that heats the endless belt;
a first support having:
two bearings that support opposite ends of the rotating shaft of the first roller; and
an urging part that urges each of the two bearings in a direction…

Assignees

• Saiki Mikio
• Fuji Xerox Co Ltd

Inventors

• Saiki Mikio

Classifications

• G03G2215/00156

  Physics · mapped topic

• G03G15/2053 Primary

  Physics · mapped topic

• G03G2215/2029

  Physics · mapped topic