Patent ID: 7463850

Claim:
A process cartridge detachably attachable to a main body of an image forming apparatus, the process cartridge comprising: a photosensitive member; and a charging device configured to charge the photosensitive member, the charging device including a charging wire; a frame including a pair of wire supporting walls configured to stretch taut and support the charging wire and a stopper that stops a first end of the charging wire; and a wire pulling member held in the frame, the wire pulling member including a coil spring portion that is helically structured and an engaging portion that is provided at an end portion of the coil spring portion and configured to engage with a second end of the charging wire, wherein the wire pulling member is held in the frame such that a coil centerline of the coil spring portion is substantially perpendicular to a longitudinal direction of an extended portion of the charging wire stretched between the wire supporting walls, wherein the end portion of the coil spring portion is stretched in a direction perpendicular to the coil centerline when the engaging portion engages with the second end of the charging wire.