Developer material holding apparatus, process cartridge to which the developer material holding apparatus is attached,and image forming apparatus to which the process cartridge is a attached

摘要

A developer material holding apparatus holds a developer. A body holds a developer material and includes a first opening through which the developer material is discharged. A shutter is assembled to the body, and is movable either to an opening position where the developer material is discharged from the body or to a closing position where the developer material is not discharged from the body. The shutter includes a second opening such that when the shutter is at the opening position, the second opening is in alignment with the first opening. At least one of the first opening and the second opening is in the form a mesh including a plurality of openings.