发明名称 CHARGING DEVICE
摘要 <p>A charging device includes a corona charger; a shutter of a sheet for shielding an opening of said corona charger, the sheet having such a property that it is curled about an axis when said shutter absorbs moisture; and a winding-up device for winding up the shutter. The axis and a winding-up direction in which the shutter is wound up by the winding-up means form an angle therebetween from 45 degrees to 135 degrees.</p>
申请公布号 KR20110102219(A) 申请公布日期 2011.09.16
申请号 KR20110020397 申请日期 2011.03.08
申请人 CANON KABUSHIKI KAISHA 发明人 KIDAKA HIROYUKI
分类号 G03G15/02;G03G21/00 主分类号 G03G15/02
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