Process cartridge and image forming apparatus including the same

摘要

A process cartridge includes a first cartridge and a second cartridge. The first cartridge includes a first wall having a first opening, a first shutter configured to open and close the first opening, and a first operating portion configured to operate together with the first shutter. The second cartridge is mountable onto and demountable from the first cartridge and contains a developer. The second cartridge includes a second wall facing the first wall and having a second opening corresponding to the first opening, a second shutter configured to open and close the second opening, and a second operating portion configured to operate together with the second shutter. The first cartridge further includes a third operating portion. When the second cartridge is mounted onto the first cartridge, the first operating portion and the third operating portion operate together through the second operating portion.

主权项

1. A developer cartridge which is attachable to a developing cartridge in an attaching direction and is detachable from the developing cartridge in a detaching direction, the developing cartridge including a drum unit and a developing device and configured to carry developer, the developer cartridge comprising:
a developer container configured to contain the developer and extending in a predetermined direction perpendicular to the attaching direction and the detaching direction, the developer container including a partition wall extending in the predetermined direction, the partition wall facing the developing cartridge and having an output port on one end portion thereof in the predetermined direction, through which the developer is transported along the attaching direction, and an input port on another end portion thereof in the predetermined direction, through which the developer is transported along the detaching direction, wherein each of the output port and the input port opens downward.