Patent ID: 6987938

Claim:
A process cartridge comprising one of at least a first cartridge of a first type and a second cartridge of a second type, each of which is detachably attachable to a main body of an identical image forming apparatus, wherein said first cartridge comprises: a cleaning device configured and positioned to remove toner remaining on a surface of a medium; a cleaning frame configured and positioned to receive toner recovered by said cleaning device and having an opening therein; and a waste toner carrier provided in the opening and configured to carry the toner in said cleaning frame, and wherein said second cartridge comprises: a cleaning device configured and positioned to remove toner remaining on a surface of a medium; a cleaning frame configured and positioned to receive toner recovered by said cleaning device and having an opening therein; and a sealing member configured and positioned to seal the opening without said waste toner carrier being provided in the opening.