Patent ID: 8369743

Claim:
A process cartridge comprising: an electrophotographic photosensitive drum; a developing roller configured to develop an electrostatic latent image formed on said electrophotographic photosensitive drum; a drum frame supporting said electrophotographic photosensitive drum; a developing frame supporting said developing roller, said developing roller being movable relative to said drum frame between a contacting position in which said developing roller is in contact with said electrophotographic photosensitive drum and a spacing position in which said developing roller is spaced from said electrophotographic photosensitive drum; a force receiving member provided movably relative to said developing frame and configured to receive an external force, wherein said force receiving member is capable of taking an operating position for moving said developing frame from the contacting position to the spacing position by receiving the external force, and a stand-by position retracted from the operating position; an urging portion configured to urge said force receiving member from the stand-by position toward the operating position; and an engaging portion configured to engage with said force receiving member to hold said force receiving member in the stand-by position against an urging force of said urging portion.