| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent the wrinkling of an intermediate transfer belt while ensuring good print quality. <P>SOLUTION: A transfer roller for black 5a has a larger diameter than those of transfer rollers for plural colors 5b-5d and is arranged at the more downstream side in the traveling direction of an intermediate transfer belt 2 than a photoreceptor drum for black 1a, being offset with respect to the photoreceptor drum by a predetermined distance. <P>COPYRIGHT: (C)2013,JPO&INPIT |
