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 sea l (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 apar t two bonded-together layers of material in said area. To that end the flexibl e 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 CA2367216(A1) 申请公布日期 2000.09.28
申请号 CA20002367216 申请日期 2000.03.22
申请人 MARS B.V. 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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