IMAGE FORMING APPARATUS COMPRISING A PLURALITY OF IMAGE BEARING MEMBER UNITS, FIRST AND SECOND IMAGE BEARING MEMBERS, OR FIRST AND SECOND UNITS PROVIDED WITH FIRST AND SECOND IMAGE BEARING MEMBERS, RESPECTIVELY

摘要

An image bearing apparatus includes an image bearing member unit provided with an image bearing member. An image on the image bearing member is transferred to a transfer medium. The apparatus also includes an openable and closable unit openable and closable to mount the image bearing member on and to dismount the image bearing member unit from the main body of an image forming apparatus. The openable and closable unit regulates the position of the image bearing member unit.