Developing device and image forming device
AssigneeFuji Xerox Co., Ltd.
InventorsTakuji Matsumoto, Kiyoshi Nagamine
Life of this patent
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Abstract
A developing device has: a developer housing chamber in which developer is housed; a developer holding member holding developer by magnetic force; a partitioning wall having an overlapping region that, in a transparent plan view, is positioned upward of the developer holding member and overlaps the developer holding member in an up/down direction; and an opening portion formed in the overlapping region of the partitioning wall. The partitioning wall is a portion of a separating wall of the developer housing chamber, and is provided between the developer housing chamber and the developer holding member.
Claims11
A developing device comprising:
- a developer housing chamber in which developer is housed;
- a developer holding member holding developer by magnetic force;
- a partitioning wall that is a portion of a separating wall of the developer housing chamber and is provided between the developer housing chamber and the developer holding member, the partitioning wall having an overlapping region that, in a transparent plan view, is positioned upward of the developer holding member and overlaps the developer holding member in an up/down direction;
- and
- an opening portion formed in the overlapping region of the partitioning wall.
Dependencies are inferred from the claim text.