发明名称 SHEET FEEDING APPARATUS AND IMAGE FORMING APPARATUS
摘要 Provided are a sheet feeding apparatus and an image forming apparatus, which can set a sheet feeding interval to be short. The controller determines whether a sheet surface height of an uppermost sheet becomes a predetermined sheet surface height, based on a detection signal from a lower limit detection sensor, when a pickup roller abuts the uppermost sheet. When determining that the sheet surface height of the uppermost sheet becomes the predetermined sheet surface height, the controller feeds a predetermined number of sheets without performing detection by the lower limit detection sensor, and then controls a motor such that the uppermost sheet is located with an appropriate range by lifting a tray when feeding a next sheet.
申请公布号 US2014070480(A1) 申请公布日期 2014.03.13
申请号 US201313967438 申请日期 2013.08.15
申请人 CANON KABUSHIKI KAISHA 发明人 TANIGUCHI KOICHI
分类号 B65H3/00 主分类号 B65H3/00
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