发明名称 Charging apparatus and image forming apparatus
摘要 A charging apparatus having a corona electrode is provided which exhibits high durability against ozone and moisture in the air, which can charge a surface of a photoreceptor drum stably throughout the life of an image forming apparatus, and which can be manufactured at a low cost. In a charging apparatus including corona electrode having a flat plate section and a pointed projection section, a support member, a shield case, and a grid electrode, a coating layer including a material different from the material of the corona electrode is formed at least on part of the surface of pointed projections constituting the pointed projection section.
申请公布号 US2008080896(A1) 申请公布日期 2008.04.03
申请号 US20070905711 申请日期 2007.10.03
申请人 SHARP KABUSHIKI KAISHA 发明人 INO TOSHIAKI;FUJITA SYOUICHI;NISHIMURA YASUHIRO;MURAKAMI SUSUMU
分类号 G03G15/02 主分类号 G03G15/02
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