| 摘要 |
<p>An image forming apparatus (10) includes a plurality of image forming units (50a,50b,50c,50d), each provided with an image bearing member (51), detachably mountable to a main assembly of the image forming apparatus (10); an opening (1), provided in a side surface of the main assembly, for permitting insertion of the plurality of image forming units (50a-50d) into the opening (1); a guide portion (3) for guiding the plurality of image forming units (50a-50d) toward the opening (1); and a projected portion (2), provided on the guide portion (3), for positioning a part of an associated image forming unit (50a-50d) outside the opening (1) by contacting the associate image forming unit (50a-50d) when the associated image forming unit (50a-50d) is inserted into the opening (1) with an attitude different from an attitude at the time when the associated image forming unit (50a-50d) is disposed in the main assembly.</p> |
