发明名称 EXPOSURE APERTURE HOLDING MEMBER, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
摘要 <P>PROBLEM TO BE SOLVED: To provide an exposure aperture holding member that copes with the use of units and prevent adherence of dust to a corresponding exposure aperture, while avoiding increases in the size and the cost of the apparatus, and to provide a process cartridge and an image forming apparatus that use the exposure aperture holding member. <P>SOLUTION: The exposure aperture holding member 83 has the exposure aperture 81, through which a light for exposing the surface of a corresponding photoreceptor 1 is passed and is disposed on the downside of corresponding process cartridge 6 storing the photoreceptor 1, and the member is made of either a non-chargeable material, a self-chargeable material, or a material subjected to anti-chargeable treatment. <P>COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2008310039(A) 申请公布日期 2008.12.25
申请号 JP20070157789 申请日期 2007.06.14
申请人 RICOH CO LTD 发明人 HOSOKAWA HIROSHI
分类号 G03G21/18;G03G21/16 主分类号 G03G21/18
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