| 摘要 |
<p>PROBLEM TO BE SOLVED: To efficiently store developer to prevent an increase in size of developing frame bodies.SOLUTION: A developer storage unit stores a developer used for image formation, and is provided with a plurality of frame bodies connected with each other, and a developer storage container accommodated between the plurality of frame bodies and storing the developer. The developer storage container includes an opening for discharging the stored developer, and a sealing member for sealing the opening. When the plurality of frame bodies are connected with each other, the developer storage container is brought into contact with one frame body of the plurality of frame bodies to be deformed.</p> |
