| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an image forming device provided with a belt fixing device which makes it possible to obtain a fixed image of high quality by suppressing the fluctuation in the peripheral velocity of a belt and fixing performance. <P>SOLUTION: The image forming device provided with the belt fixing device for fixing the toner image on a transfer material by pressure heating onto the transfer material is provided with a first detecting means for detecting the rotating speed of a driven roller and is a control means for controlling the rotating speed of a drive roller so as to maintain the rotating speed of the driven roller at a specified speed in accordance with the rotating speed detected by the first detecting means. <P>COPYRIGHT: (C)2004,JPO |
