发明名称 AUTOMATIC DOCUMENT FEEDER AND IMAGE FORMING APPARATUS
摘要 <P>PROBLEM TO BE SOLVED: To provide an automatic document feeder that can read a non-warped image by controlling the release and restoration of a separation function of a separation means in proper timing, thereby keeping intervals between paper constant, maintaining high productivity, reducing a cause for a document skew and improving stability in feeding a document, and to provide an image forming apparatus. <P>SOLUTION: A reverse roller 10 moves between a separation position that comes into press-contact with a feed roller 9 and a separation releasing position that is separated from the feed roller 9 by an arm 10a and a cam member 10q. The reverse roller 10 is moved to the separation releasing position after an end of the document passes by the a separation part 401, and the reverse roller 10 is returned to the separation position before the next document is fed to the separation part 401. <P>COPYRIGHT: (C)2012,JPO&INPIT
申请公布号 JP2011230906(A) 申请公布日期 2011.11.17
申请号 JP20100104128 申请日期 2010.04.28
申请人 RICOH CO LTD 发明人 TOBINAGA HIDEKI;SANO MOTOYA;KITAOKA SHINYA;KANEYA ATSUSHI;SUZUKI MICHITAKA;SUZUKI YOSHITO;KIMURA NORIO;KANBAYASHI MAMORU
分类号 B65H3/52 主分类号 B65H3/52
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