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Process cartridge with a movable image bearing member as well as a contactable member, and an image forming apparatus having the same

Image Number 7 for United States Patent #5585894.

An image forming apparatus includes a charger for charging an image bearing member. The charger includes a charging member contacted to the image bearing member and supplied with a voltage. The charger functions both as discharging device and charging device by switching a voltage applied thereto. The apparatus is made smaller, simpler and less expensive in cost.

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