发明名称 Paper speed control in automatic document feeder
摘要 An automatic document feeder for an electrophotographic copying machine including an automatic document feed device for automatically transporting a plurality of copy documents from a document supply tray to a document discharge tray, at least one pair of document discharge rollers for discharging the plurality of copy documents, a document sensor member for sensing the passage of at least one of the copy documents, the sensing member being disposed just before the pair of document discharge rollers, and a speed reduction device for causing the document discharge rollers to rotate slowly in response to the condition whereby the sensing member detects the rear edge of one of the copy documents under transport.
申请公布号 US4693461(A) 申请公布日期 1987.09.15
申请号 US19860822213 申请日期 1986.01.24
申请人 SHARP KABUSHIKI KAISHA 发明人 TAKAHASHI, KOZO
分类号 B65H29/22;B65H43/00;G03B27/62;G03G15/00;G03G15/04;(IPC1-7):B65H29/68 主分类号 B65H29/22
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