发明名称 IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
摘要 PROBLEM TO BE SOLVED: To provide an image forming apparatus and a process cartridge in which, when a protective substance is supplied to at least the discharge area of the surface of a charged body in order to prevent the deterioration of the charged body, such as a photoreceptor, due to discharge, the protective substance is reduced in diameter and sufficiently spread while excess supply of the protective substance is prevented, thereby the charged body is sufficiently protected and uniformly coated with the smallest amount of protective substance necessary to be supplied. SOLUTION: In the image forming apparatus, an auxiliary applying means 10 for further reducing the particle diameter of the protective substance applied by a protective substance application means and for uniformly spreading the substance is disposed downstream of a protective substance application means 9 and upstream of a charging means 2 in the direction of the movement of the charged body. COPYRIGHT: (C)2005,JPO&NCIPI
申请公布号 JP2005202065(A) 申请公布日期 2005.07.28
申请号 JP20040007178 申请日期 2004.01.14
申请人 RICOH CO LTD 发明人 WATANABE KAZUHIKO;AKAFUJI MASAHIKO;NARUSE OSAMU;YANO HIDETOSHI
分类号 G03G21/00;(IPC1-7):G03G21/00 主分类号 G03G21/00
代理机构 代理人
主权项
地址