Patent ID: 7844197

Claim:
A process cartridge, comprising: a developer frame portion including a developer carrying member, a developer housing section for housing a developer, and a first extension portion, the developer housing section being positioned between the developer carrying member and the first extension portion in a length direction, and the developer carrying member and the first extension portion being on opposite sides of the developer housing section; and a photosensitive member frame portion including a photosensitive member housing section for housing a photosensitive member, a developer frame portion receiving section to which the developer frame portion can be attached; and a second extension portion, the developer frame portion receiving section being positioned between the photosensitive member housing section and the second extension portion in the length direction; wherein when the photosensitive member frame portion is attached to the developer frame portion, the first extension portion and the second extension portion are positioned in a substantially overlapping configuration and the first extension portion engages the second extension portion so as to urge the developer carrying member toward the photosensitive member.