| 摘要 |
PROBLEM TO BE SOLVED: To reduce the amount of a developer remaining in a container body of a developer storage container at the end of use, and stably discharge the developer.SOLUTION: A toner container 30 includes a container body 31, a toner discharge port 319, a stirring disk 32, and a movable wall 34. The container body 31 includes an inner peripheral part 31K extending cylindrically and an interior space 31H. The toner discharge port 319 is opened to the container body 31. The movable wall 34 repeats movements in a first direction from a preset initial position toward the toner discharge port 319 and a second direction opposite to the first direction in association with the rotation of a shaft 33 to move to a final position arranged opposite to the toner discharge port 319. The stirring disk 32 rotates integrally with the shaft 33 to stir the toner in the container body 31. |
