| 摘要 |
<P>PROBLEM TO BE SOLVED: To suppress vibration phenomenon of an electrophotographic photoreceptor in an image forming apparatus using an electrophotographic system. <P>SOLUTION: The electrophotographic photoreceptor has packing containing rubber in part or the whole thereof within the photoreceptor. The packing is a cylindrical body with a hollow and has a shape with one end open and the other end closed or semiclosed, the packing reduces outside diameter, the hollow reaches the diameter reduction part, and a point where force to insert the packing in the insertion direction is applied to a rubber part (working point) is at a hollow end on the diameter reduction side. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
