Patent ID: 8340553
Filing Date: 2012-12-25
Classification: G03G

Abstract:
1. An image forming apparatus comprising: a photosensitive member; a corona charger, provided with an opening opposing said photosensitive member, for electrically charging said photosensitive member; an image forming portion for forming an image on said photosensitive member electrically charged by said corona charger; a sheet-like member movable to a close position where the opening of said corona charger is closed by moving in an axial direction of said photosensitive member and to an open position where the opening of said corona charger is opened by moving in the axial direction of said photosensitive member; and a controller for controlling drive of said photosensitive member so that the drive of said photosensitive member is started, with a start of image formation, after a start of movement of said sheet-like member from the closed position and before completion of movement of said sheet-like member to the open position.