| 摘要 |
A charging device includes a corona charger, provided with an opening opposing a photosensitive member, for electrically charging the photosensitive member; a sheet-like member provided so that the sheet-like member can cover the opening; a movable device for moving the sheet-like member; and a regulating device for regulating a shape of the sheet-like member so that a central portion of the sheet-like member protrudes toward the corona charger with respect to a circumferential direction of the photosensitive member.
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