US Patent 7697880 Process cartridge and image-forming device with brush holder member

A process cartridge includes: an image bearing body; a brush member; a brush holder member; and a tension imparting portion. The image bearing body bears an image on its surface. The brush member removes deposits adhered to the surface of the image bearing body. The brush holder member extends along a longitudinal direction of the image bearing body and holds the brush member. The tension imparting portion imparts tension to the brush holder member in the longitudinal direction thereof.