发明名称 CHARGING DEVICE, PROCESS CARTRIDGE AND IMAGE FORMATION DEVICE
摘要 <P>PROBLEM TO BE SOLVED: To stably perform charging an image carrier at low cost. <P>SOLUTION: In a charging device 21 for charging an image carrier 1 by comprising a cylindrical charging member 20, an insulative gap member 21 is provided on a charging surface of a cylindrical surface of the charging member, the charging surface on which the image carrier is subject to charging. With the gap member, the surface of the image carrier and the cylindrical surface of the charging member are apart from each other by a predetermined distance. There are also provided a process cartridge including the charging device and an image formation device including the process cartridge. <P>COPYRIGHT: (C)2012,JPO&INPIT
申请公布号 JP2012027407(A) 申请公布日期 2012.02.09
申请号 JP20100168679 申请日期 2010.07.27
申请人 RICOH CO LTD 发明人 YAMASHITA MASAHIDE;YOSHINO YOSHIE
分类号 G03G15/02 主分类号 G03G15/02
代理机构 代理人
主权项
地址