发明名称 Image forming apparatus having a ventilated contact charging unit
摘要 An image forming apparatus includes a charging unit for charging an image carrying member contacting the image carrying member as the charging unit for charging the image carrying member. By generating an airflow along the longer direction of a contact portion between the charging unit and the image carrying member, discharge products generated in the neighborhood of the contact portion are removed. It is thereby possible to prevent image degradation and the like caused by accumulation of the discharge products.
申请公布号 US5081496(A) 申请公布日期 1992.01.14
申请号 US19900497889 申请日期 1990.03.23
申请人 CANON KABUSHIKI KAISHA 发明人 TAKEDA, HIROYUKI
分类号 G03G21/00;G03G15/00;G03G15/02;G03G21/16 主分类号 G03G21/00
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