发明名称 EASY OPEN END OF A METAL-PLASTIC CONSTRUCTION
摘要 The invention concerns easy open ends of a layered construction constituted of a foil of plastic material (7) on each of the faces of which adheres a metal foil (9) and their fabrication process. The end is characterized by the nature of the material, a metal-polymer-metal construction, and by the fact that the tear line permitting the total or partial opening of the end includes two neighboring score lines (10) and (11), the one a certain distance from the other, the one (11) formed in the internal foil of the end, the other (10) in the external foil of the end. The invention covers easy open ends for food cans as well as easy open ends for beverage cans.
申请公布号 WO9515228(A1) 申请公布日期 1995.06.08
申请号 WO1994US13919 申请日期 1994.11.30
申请人 MCHENRY, ROBERT, J.;PETIT, DOMINIQUE 发明人 MCHENRY, ROBERT, J.;PETIT, DOMINIQUE
分类号 B21D51/38;B21D51/44;B32B15/08;B65D17/28;(IPC1-7):B21D51/44 主分类号 B21D51/38
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