| 摘要 |
An image forming apparatus including an image carrying belt which has volume resistance from 107 &OHgr;cm to 1012 &OHgr;cm and carries an image, a roller around which the image carrying belt is wound and which drives the image carrying belt, a transfer roller which includes a transfer material gripper which grips a transfer material which is disposed in a concaved portion of the transfer roller and which comes into pressing contact with the roller with the image carrying belt interposed therebetween so as to transfer the image carried by the image carrying belt to the transfer material, a bias applying unit which applies a transfer bias to the roller, and a ground unit which electrically grounds the transfer roller.
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