| 摘要 |
A developer supply container detachably mountable to a developer receiving apparatus, the developer supply container includes an containing portion for containing a developer; a discharge opening, provided in the containing portion, for permitting discharge of the developer; a shutter for opening and closing the discharge opening; an elastic member, provided around the discharge opening, for sealing between the developer supply container and the developer receiving apparatus; and a film member for unsealably sealing the discharge opening. |
