Image forming apparatus and drawer member

摘要

An image forming apparatus includes a main assembly provided with an opening; a drawer movable while supporting an cartridge including a photosensitive drum between an inside position and an outside position; an optical unit in the main assembly to project light onto the drum a shutter member provided in the main assembly and movable between a closing position and an open position an operating portion to move the shutter member from the open position to the closing position in a process of movement of the drawer from the inside position to the outside position and to move the shutter member from the closing position to the open position in a process of movement of the drawer from the outside position to the inside position.

主权项

1. An image forming apparatus for forming an image on a recording material, said apparatus comprising:
a main assembly provided with an opening; a drawer member movable relative to said main assembly while supporting an image forming portion including at least an image bearing member for carrying a toner image, between an inside position which is inside said main assembly and in which an image forming operation is enabled and an outside position to which said drawer member is drawn out of said main assembly through said opening and in which a cartridge including at least a part of said image forming portion is mountable to and dismountable from said drawer member; an optical unit provided in said main assembly and configured to project light onto said image bearing member; a shutter member provided in said main assembly and movable between a closing position for closing an optical path for the light to be projected onto said image bearing member from said optical unit and an open position for opening the optical path; and an operating portion configured to move said shutter member from the open position to the closing position in a process of movement of said drawer member from the inside position to the outside position and configured to move said shutter member from the closing position to the open position in a process of movement of said drawer member from the outside position to the inside position.