| 摘要 |
PROBLEM TO BE SOLVED: To provide a developer storage container for reducing a labor in the case of conveying developer, and reducing developer amount remaining inside a container main body and an image forming apparatus having the developer storage container.SOLUTION: A tonner container 30 includes: a container main body 31; a tonner discharge port 319; a stirring disk 32; a shaft 33; and a movable wall 34. The tonner discharge port 319 is opened at the lower surface part of the container main body 31. The shaft 33 has a male spiral part 333 at an outer peripheral part. The stirring disk 32 rotates integrally with the shaft 33 to stir tonner. The movable wall 34 has a female spiral part 340D to be engaged with the male spiral part 333, and moves from an initial position at one end side in a first direction to the toner discharge port 319 at the other end side while conveying tonner. The male spiral part 333 has a first spiral part whose pitch is partially reduced. |
