发明名称 UNISEX ZIPPERED PACKAGES WITH WIDE MOUTH AND OTHER FEATURES
摘要 The disclosure pertains to method for manufacturing reclosable packages, bags or pouches wherein, typically, a unisex zipper is looped and sealed inside of the package. The formation of the looped zipper segment causes the package to have a wide open mouth, and a natural tendency toward the open configuration. Both transverse and machine direction methods are disclosed, as well as resulting packages which may include a spout.
申请公布号 US2012202667(A1) 申请公布日期 2012.08.09
申请号 US201113193030 申请日期 2011.07.28
申请人 GRECO CHARLES G.;ANZINI DAVID J.;WIHLBORG LARS;KOENIGKRAMER RUSTY;ILLINOIS TOOL WORKS INC. 发明人 GRECO CHARLES G.;ANZINI DAVID J.;WIHLBORG LARS;KOENIGKRAMER RUSTY
分类号 B31B39/00 主分类号 B31B39/00
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