Patent ID: 7298992

Claim:
A process cartridge comprising: an image bearing member having a surface that extends in a longitudinal direction for bearing a developer image on the surface; a brush removing foreign matter deposited on the surface of the image bearing member, the brush including: a base member having an elongated plate shape that extends in the longitudinal direction, the base member having a front surface that extends in the longitudinal direction and confronts the image bearing member; a brush member including bristles provided on the front surface of the base member, the bristles extending in another direction substantially perpendicular to the front surface; and mounting portions formed at both latitudinal ends of the base member, the both latitudinal ends being both ends in a latitudinal direction perpendicular both to the longitudinal direction and to the another direction; a supporting portion including holding portions that hold the mounting portions formed at the both latitudinal ends of the base member, thereby supporting the brush with respect to the image bearing member; and a frame that accommodates the brush and the supporting portion, the frame including: a first frame; and a second frame formed separately from the first frame and assembled with the first frame, wherein at least one holding portion is provided on the first frame, and another holding portion is provided on the second frame.