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专利名称：Method and apparatus for smoothing of
bag making material in form, fill and sealmachines
发明人：Michael J. McMahon申请号：US07/490839申请日：19900306公开号：US05014497A公开日：19910514
摘要：A device for assuring substantial smoothness in bags formed on a form, fill andseal machine comprising structure engageable with a closure along one edge offlattened bag making material below a forming and filling tube, and cooperatingmembers operating cyclically from a position at the stabilizer in a flattening strokeacross the material. The flattening members are desirably rollers which may be heated toeffect a flatness retaining seal across the flattened material.
申请人：ZIP-PAK, INCORPORATED
代理机构：Hill, Van Santen, Steadman & Simpson
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