Patent ID: 7295802

Claim:
An image forming apparatus, comprising: a process cartridge, wherein the process cartridge comprises: a photoconductive drum serving as the photoconductor, and around the photoconductive drum; a contact charging unit which charges the photoconductive drum using a direct-current voltage; a developing unit which reverses development; a transfer unit which carries out contact transfer; a cleaning unit which has a cleaning blade as the blade member; and a charge-eliminating unit, all of which are integrated, wherein the process cartridge is attachable to and detachable from a main body of the image forming apparatus, wherein the image forming apparatus is so configured that the time period during which the number of revolutions of the photoconductor after image formation and before stop falls within a range from 1 to 10 rpm is 0.2 second or longer, wherein the cleaning unit comprises the cleaning blade and a blade holder holding the cleaning blade, wherein the blade holder is fixed at two edges in a longitudinal direction to the process cartridge, the two edges are positioned outside the photoconductive drum, and wherein the blade holder is reinforced in its longitudinal direction.