DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

To provide a developing device that can efficiently make uniform the state of developer entirely in the axial direction of the developing device, and an image forming apparatus.SOLUTION: A developing device comprises: a developer carrier that carries developer; a supply part that has a plurality of...

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Main Authors SAKURAI SHOTA, ISHIZUKA KAZUTERU, TAKATANI SHUNICHI, TANAKA HIDEAKI, OKAMURA KEI, YUASA KEI
Format Patent
LanguageEnglish
Japanese
Published 06.12.2018
Subjects
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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Summary:To provide a developing device that can efficiently make uniform the state of developer entirely in the axial direction of the developing device, and an image forming apparatus.SOLUTION: A developing device comprises: a developer carrier that carries developer; a supply part that has a plurality of moving areas for moving developer and supplies the developer to the developer carrier; a merging path part that merges the developer moving respectively in the plurality of moving areas, and subsequently returns the developer to the plurality of moving areas; and a mixing member that mixes the developer entering the inside of the merging path part.SELECTED DRAWING: Figure 4 【課題】現像装置の軸方向全体における現像剤の状態を効率よく均一化させることが可能な現像装置および画像形成装置を提供する。【解決手段】現像装置は、現像剤を担持する現像剤担持体と、現像剤を移動させる複数の移動領域を有し、現像剤担持体に現像剤を供給する供給部と、複数の移動領域のそれぞれを移動する現像剤を合流させた後、当該現像剤を複数の移動領域に戻す合流経路部と、合流経路部内に入り込んだ現像剤を混合する混合部材と、を備える。【選択図】図４
Bibliography:Application Number: JP20170099703