| 摘要 |
PROBLEM TO BE SOLVED: To provide an electrifying apparatus capable of securing a performance of cleaning the surface of an electrifying roller, and also, capable of prolonging the life of the electrifying roller. SOLUTION: The electrifying apparatus includes the freely rotatably supported electrifying roller for electrifying an image carrier, and a freely rotatably supported cleaning roller 22 for cleaning the electrifying roller with rotation while bringing the outer circumferential surface in contact with the electrifying roller, and the outer circumferential surface of the cleaning roller 22 is set so as to have a plurality of different friction coefficientsμ1 andμ2 in the circumferential direction. COPYRIGHT: (C)2006,JPO&NCIPI
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