发明名称 IMAGE READER AND IMAGE FORMING DEVICE
摘要 PROBLEM TO BE SOLVED: To provide an image reader which prevents the quality of a read image from being deteriorated due to density irregularity caused by the variation of secondary illumination light due to the influence of document density, and to provide an image forming device. SOLUTION: In the image reader which reads a document image on a contact glass 2 by moving a first carriage 4 and a second carriage 5 in a sub-scanning direction, a dust prevention cover 14 is provided in the frame 11 of the first carriage 4 as made of a transparent resin which protects a first mirror 13 provided outside the frame 11. COPYRIGHT: (C)2008,JPO&INPIT
申请公布号 JP2007288623(A) 申请公布日期 2007.11.01
申请号 JP20060115039 申请日期 2006.04.18
申请人 RICOH CO LTD 发明人 FUKUDA MINORU
分类号 H04N1/04;H04N1/10;H04N1/107 主分类号 H04N1/04
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