Image forming apparatus and cleaning method therefor

An image forming apparatus includes an image bearing member, a charging roll that charges the image bearing member by rotating in contact with the image bearing member, and a cleaning member that removes materials adhered to the surface of the charging roll by contacting the surface of the charging...

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Bibliographic Details
Main Authors TERAI YUJI, ISHII YASUTOMO
Format Patent
LanguageEnglish
Published 27.04.2010
Subjects
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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Summary:An image forming apparatus includes an image bearing member, a charging roll that charges the image bearing member by rotating in contact with the image bearing member, and a cleaning member that removes materials adhered to the surface of the charging roll by contacting the surface of the charging roll. The cleaning member includes a foam body having an average cell diameter of 0.18 mm to 1.0 mm, and a ten point height of irregularities (Rz: JIS B0601-1982) of the charging roll is 1 μm to 17 μm.
Bibliography:Application Number: US20060482767