| 摘要 |
<P>PROBLEM TO BE SOLVED: To surely attach a developing unit to a suitable position. <P>SOLUTION: A right contact surface and a left contact surface 636a are inclined with respect to a right pressing surface and a left pressing surface 636b, so that when drive is not inputted to a coupling part 814b from a main body side drive transmission part, a boss 812 is not moved, but when the drive is inputted to the coupling part 814b, the boss 812 is moved to a position where the boss 812 comes into contact with the right pressing surface and the left pressing surface 636b. <P>COPYRIGHT: (C)2012,JPO&INPIT |
