发明名称 Bag making machine
摘要 A bag making machine and method for the continuous production of bags from a folded web of thermoplastic material is provided. The apparatus includes a capability for making bags of differing widths. The apparatus includes a rotatable drum having a plurality of sever and seal stations for forming individual positioned about the outer periphery of the drum. A source of a continuous folded web of thermoplastic material is also provided, and continuously fed onto the surface of the drum. Means positioned between adjacent sever and seal stations tuck the web of material inwardly from the periphery of the drum.
申请公布号 US4902374(A) 申请公布日期 1990.02.20
申请号 US19880188884 申请日期 1988.05.02
申请人 THE DOW CHEMICAL COMPANY 发明人 SMITH, DAVID A.;GEIGER, HERBERT B.;BEHR, R. DOUGLAS
分类号 B31B23/00 主分类号 B31B23/00
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