Patent ID: 6571073
Filing Date: 2003-05-27
Classification: G03G

Abstract:
A subunit attaching structure of an image forming apparatus in which plural subunits for image formation are attached to a main body frame in a detachable manner with a positional relationship that at least one of the subunits is located at such a position as to obstruct an operation of replacing another, comprising:positioning portions that are provided on the main body frame and position the respective subunits; and a subunit releasing mechanism that is used in releasing at least part of the subunits from a state that they are positioned with respect to and fixed to the associated positioning portion, and that moves at least an outside subunit that obstructs an operation of replacing an inside subunit from a positioning and fixing position to a prescribed releasing position, wherein the inside subunit is a unit including a photoreceptor and the outside subunit is an intermediate transfer member or a sheet transport belt.