发明名称 Sheet feeding apparatus, image forming apparatus having the same and image reading apparatus having the same
摘要 A sheet feeding apparatus has a sheet support for supporting sheets, a feed roller pressingly contacted with the sheets supported on the sheet support, the feed roller rotating in a sheet conveying direction for feeding the sheets, a separation rotator pressingly contacted with the feed roller and the separation rotator rotating in a direction of restoring the sheets so as to separate, sheet by sheet, the sheets fed out. The sheet feeding apparatus further has a pressure switch for switching pressure of the separation rotator with respect to the feed roller during rotating operation of the feed roller.
申请公布号 US6378858(B1) 申请公布日期 2002.04.30
申请号 US20000570048 申请日期 2000.05.12
申请人 CANON KABUSHIKI KAISHA 发明人 SUGA TAKESHI
分类号 B65H1/14;B65H3/06;B65H3/52;(IPC1-7):B65H5/00 主分类号 B65H1/14
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