发明名称 Reclosable pouch and zipper therefor
摘要 A reclosable plastic pouch has a first elongated zipper member having a profile and a flange having a longitudinal perforation therein. The flange is above the profile and attached to one wall of the pouch above and below the perforation line and to the opposite wall of the pouch only above the perforation line. A mating profile is attached only to the opposite wall of the pouch below the perforation line. A notch at an edge of the pouch, aligned with the perforation line, facilitates the plastic to tear along the perforation line so that the portion of the pouch above the perforation line may be readily removed.
申请公布号 US5672009(A) 申请公布日期 1997.09.30
申请号 US19960651977 申请日期 1996.05.21
申请人 ILLINOIS TOOL WORKS INC. 发明人 MALIN, ART
分类号 B31B19/90;B65D33/25;(IPC1-7):B65D33/25 主分类号 B31B19/90
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