| 摘要 |
PROBLEM TO BE SOLVED: To improve handling by preventing the toner storage container from rolling even when it is laid laterally and to improve structure strength. SOLUTION: The toner storage container is composed by integrally fitting together a toner bottle 100 as a toner storage member, a lid member 200 which is attached to the mouth part 114c of the toner bottle 100 and communicates with a toner discharge opening 114d, and an outer covering member 300 for storing the toner bottle 100. Further, either the lid member 200 or outer covering member 300 or both of them are square in outer shape. The lid member 200 is provided with a toner replenishment member having a toner replenishment control function. |
