| 摘要 |
The present invention relates to a cartridge assembly for an image forming apparatus in which a drum unit and a developing unit are integrally formed, and which comprises a developer injection hole formed on the outer side of the developing unit in the longitudinal direction to inject a developer inside the developing unit from the outside; and a sealing means detachably installed on the developer injection hole to seal the developer injection hole, thus the cartridge assembly does not need to be disassembled when the developer is injected to enable a general user to easily and simply inject the developer into the developing unit. |
