发明名称 BAG FOLDING MACHINE AND METHOD OF FOLDING FLEXIBLE SHEET MATERIAL
摘要 An improvement in a bag folding machine (10) of the type which winds the bag (60) into a roll in a rolling cage (12), the improvement which comprises utilizing the same rolling components used to roll the bag to also flatten fold the rolled bag (60) prior to discharge.
申请公布号 DE3066239(D1) 申请公布日期 1984.03.01
申请号 DE19803066239 申请日期 1980.04.10
申请人 UNION CARBIDE CORPORATION 发明人 COAST, JOHN BURNETT
分类号 B31B19/98;B65H45/12 主分类号 B31B19/98
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