发明名称 Port-closure for vacuum sheet feeder
摘要 Vacuum feeder for feeding sheets having holes adjacent to a marginal edge of the sheets. Removable port-closure members are inserted through and close the feeder ports which are aligned with the holes in the sheets to be transported by the feeder.
申请公布号 US4127263(A) 申请公布日期 1978.11.28
申请号 US19770810259 申请日期 1977.06.27
申请人 EASTMAN KODAK COMPANY 发明人 WENTHE, STEPHEN J.
分类号 B65H3/10;(IPC1-7):B65H3/12 主分类号 B65H3/10
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