Patent ID: 8913915

Claim:
A charging device comprising: a housing including an opening opposed to a charged member; a discharge wire disposed in the housing; a shutter configured to open and close the opening; a cleaning member configured to clean the discharge wire; a moving mechanism configured to reciprocate the shutter and the cleaning member along a longitudinal direction of the opening, the moving mechanism including a drive member to be rotationally driven, a first moving member held by the drive member and configured to move the shutter with rotational drive of the drive member, and a second moving member held by the drive member and configured to move the cleaning member with the rotational drive of the drive member; a mechanism configured to form a gap between the shutter and the cleaning member so that the cleaning member is ahead of the shutter by a predetermined distance when the shutter is moved in a closing direction; and a stopper configured to stop a movement of the cleaning member, wherein the second moving member includes a holding unit to allow idle rotation with the drive member when the shutter is moved toward the cleaning member stopped by the stopper in the closing direction.