Patent ID: 7463835
Filing Date: 2008-12-09
Classification: G03G

Abstract:
1. An image forming apparatus comprising: a plurality of process cartridges removably provided at and arranged in tandem manner in an apparatus main body; a conveyance belt facing the process cartridges, that conveys a recording medium; a cover member provided at the apparatus main body so as to be capable of opening and closing with respect to the apparatus main body, having a state in which the conveyance belt faces the process cartridges being released so that the process cartridges are exposed when the cover member is opened; identified parts respectively provided at the process cartridges, at least one of shapes and placements thereof being different from each other for respective colors corresponding to the process cartridges; identification parts provided at the apparatus main body so as to correspond to the respective identified parts, that show, when the process cartridges are attached at the apparatus main body, whether or not the process cartridges are attached at respective proper setting positions at the apparatus main body by interfering or not interfering with the respective identified parts; and a conveyance belt refuge member that allows the conveyance belt to move toward the cover member when the cover member is closed in a state in which at least one of the process cartridges is not attached at the proper setting position.