ATTACHMENT/DETACHMENT GUIDE MEMBER AND IMAGE FORMING DEVICE

摘要

PURPOSE: To provide an attachment/detachment guide member capable of operating the open/close of the shutter member of a process cartridge and capable of preventing the process cartridge from being reversely inserted, and to prevent the process cartridge from being reversely inserted without requiring a large space. CONSTITUTION: This guide member is provided with a guide part guiding the positioning projection provided on the process cartridge at the time when the process cartridge is attached/detached to an image forming device main body. This guide member is provided with a shutter guide part 17c guiding shutter projections 18 and 19 provided on the shutter member opening/closing the transferring aperture part of the process cartridge at the time of attaching/detaching the process cartridge to the image forming device main body. The attachment/ detachment guide member 17 is constituted by providing a controlling projecting part on which the shutter projections 18 and 19 abut at the time when the process cartridge is tried to be inserted in the image forming device main body in an irregular condition.