CHARGING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

PROBLEM TO BE SOLVED: To provide a charging device that prevents the occurrence of unevenness in charge potential on the surface of an image carrier, a process cartridge, and an image forming apparatus.SOLUTION: A charging device 12 comprises: a charging roller 12a that is arranged opposite to and i...

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Bibliographic Details
Main Authors IWATANI NAOKI, KUWABARA NOBUO, KUDO TSUNEO
Format Patent
LanguageEnglish
Japanese
Published 28.09.2017
Subjects
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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Summary:PROBLEM TO BE SOLVED: To provide a charging device that prevents the occurrence of unevenness in charge potential on the surface of an image carrier, a process cartridge, and an image forming apparatus.SOLUTION: A charging device 12 comprises: a charging roller 12a that is arranged opposite to and in non-contact with a photoreceptor drum 11 (image carrier) and rotates in a predetermined direction; a cleaning roller 12b (cleaning member) that is in contact with the charging roller 12a to clean the surface of the charging roller 12a; and a vibration absorption roller 12c (vibration absorption member) that is in contact with the charging roller 12a to absorb vibration of the charging roller 12a.SELECTED DRAWING: Figure 2 【課題】像担持体の表面の帯電電位にムラが生じにくい、帯電装置、プロセスカートリッジ、及び、画像形成装置を提供する。【解決手段】帯電装置１２には、感光体ドラム１１（像担持体）に対して非接触で対向して所定方向に回転する帯電ローラ１２ａと、帯電ローラ１２ａに当接して帯電ローラ１２ａの表面を清掃するクリーニングローラ１２ｂ（クリーニング部材）と、帯電ローラ１２ａに当接して帯電ローラ１２ａの振動を吸収する振動吸収ローラ１２ｃ（振動吸収部材）と、が設けられている。【選択図】図２
Bibliography:Application Number: JP20160058053