发明名称 EASY-OPEN PEEL SEAL FOR FLEXIBLE PACKAGE
摘要 A package of a flexible material which has been formed into an envelope (1), which package comprises an access opening, which is closed by means of a seal (4) which has been formed by bonding together two or more contacting layers of the material in a particular area. The package can be opened by pulling apart two bonded-together layers of material in said area. To that end the flexible material is provided with an engagement (7) portion and the portion of the seal (4) area that is positioned closest to said engagement portion (7) has a convex edge.
申请公布号 WO0056625(A1) 申请公布日期 2000.09.28
申请号 WO2000EP02751 申请日期 2000.03.22
申请人 MARS B.V.;RUTTEN, MECHTELD, GEERTRUIDA, MARIA 发明人 RUTTEN, MECHTELD, GEERTRUIDA, MARIA
分类号 B65D33/10;B65D33/22;B65D75/58;(IPC1-7):B65D75/58 主分类号 B65D33/10
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