| 摘要 |
PROBLEM TO BE SOLVED: To discharge toner without leaving unused toner at both end parts of a toner cartridge even though a toner supply port is small and without sacrificing the storing amount of the toner. SOLUTION: The toner cartridge is constituted so as to discharge the toner stored in a container to the outside of the container from an aperture part capable of opening and closing. In this case, it is provided with a filling case 23 which is provided on the inside of an inside body 20 in a state that a point corresponding to the periphery of the toner supply port 20a is fixed, at which the toner is stored on the inside and by which the toner is discharged to the outside of the inside body 20 while shrinking because the point corresponding to the toner supply port 20a is ruptured. |
