发明名称 SHEET FEEDING APPARATUS AND IMAGE FORMING APPARATUS
摘要 The present invention provides a sheet feeding apparatus and an image forming apparatus in which generation of a hollow at a separation roller can be prevented. A sheet separating and feeding portion 132 which separates and feeds sheets S one by one sent by a pickup roller 129 includes a feed roller 130 and a retard roller 131 which is arranged rotatably in the direction opposite to a sheet feeding direction and which is capable of rotating along with a rotation of the feed roller 130 while being press-contacted to the feed roller 130. Then, the feed roller 130 is rotated by a predetermined amount so as to rotate the retard roller 131 via the sheet S after job completion.
申请公布号 US2010032893(A1) 申请公布日期 2010.02.11
申请号 US20090507982 申请日期 2009.07.23
申请人 CANON KABUSHIKI KAISHA 发明人 KOGA HIROTO;OKUBO HISAKAZU;UBAYASHI SHINSUKE;IMAI YUSUKE
分类号 B65H7/02;B65H3/52 主分类号 B65H7/02
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