| 摘要 |
A process cartridge comprises an electrophotographic photosensitive drum and a developing roller for developing an electrostatic latent image formed on the electrophotographic photosensitive drum with developer. The cartridge further comprises a receiving side developer accommodating portion, a developer receiving opening, a receiving side shutter portion, a receiving side rotatable portion, and a regulating member. When the regulating member takes a regulating position and a first receiving side operating portion takes an operating position, the regulating member engages with the first receiving side operating portion. When the regulating member takes the regulating position and a second receiving side operating portion takes the operating position, the regulating member engages with the second receiving side operating portion. |
