| 摘要 |
PURPOSE:To fit a drum to a supporter rotatably by rapid and secure handling, and to prevent the surface of its photosensitive layer from damaging, by making the drum shaft to penetrate a front side board, drum and rear side plate successively with the drum mounted on the supporter. CONSTITUTION:Front side board 5 and rear side board 6 are provided with bearing holes 5a and 6a through which drum shaft 10 passes, and drum supporter 20 is provided with drum reception parts 7 and 8 where the lower part of photoreceptor drum 1 can come into contact. While drum reception parts 7 and 8 receive drum 1, rotation center line A of drum 1 is set number center line B connecting the centers of bearing holes 5a and 6a and while drum shaft 10 is inserted into bearing hole 5a, center holes 2a and 3a of both flanges 2 and 3 of drum 1, and bearing hole 6a, drum 1 is so pivoted that it can rotate without touching reception parts 7 and 8. |
