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    • 1. 发明授权
    • Sheet feeding apparatus
    • 送纸装置
    • US06331002B1
    • 2001-12-18
    • US09627451
    • 2000-07-27
    • Hiroshi YoshinoJun KatayanagiHaruyuki YanagiShinya SonodaYasuyuki Asai
    • Hiroshi YoshinoJun KatayanagiHaruyuki YanagiShinya SonodaYasuyuki Asai
    • B65H306
    • B65H3/5223B65H3/0661B65H2404/1112
    • The present invention provides a sheet feeding apparatus for separating and feeding sheets one by one, which has sheet stacking device for supporting sheets, a sheet feeding roller, provided at its periphery with a cylindrical surface and a cut-out portion, for feeding out the sheet stacked on the sheet stacking device by means of the cylindrical surface by rotating, separation device, capable of abutting against the sheet feeding roller, for separating the sheets one by one between the cylindrical surface of the sheet feeding roller and the separation device, spacing device for spacing apart the sheet feeding roller and the separation device when the cut-out portion of the sheet feeding roller is opposed to the separation device, biasing device for biasing the separation device to urge it against the sheet feeding roller or the spacing device, and conveying load reducing device for reducing a conveying load acting on the sheet being fed, by making an abutment force for pinching the sheet between the spacing device and the separation device smaller than an abutment force for pinching the sheet between the cylindrical surface and the separation device.
    • 本发明提供一种用于一张一张地分离和供给片材的片材进给装置,该片材进给装置具有用于支撑片材的片材堆叠装置,在其周边设置有圆柱形表面和切口部分的片材进给辊, 通过旋转分离装置,通过旋转的分离装置将纸张堆叠装置堆叠在片材堆叠装置上,该装置能够抵靠供纸辊,用于在片材进给辊的圆柱形表面和分离装置之间逐个分离片材,间隔 当片材进给辊的切口部分与分离装置相对时间隔开供纸辊和分离装置的装置,用于偏压分离装置以将其推压到供纸辊或间隔装置的偏置装置, 以及输送减载装置,用于通过形成用于夹紧sh的邻接力来减小作用在被供给的片材上的输送负荷 间隔装置和分离装置之间的距离小于用于将片材夹在圆柱形表面和分离装置之间的邻接力。