发明名称 THROUGH HOLE DEFORMATION AND INSIDE SEALING TEAR STRIP
摘要 <p>KARL JOSEPHY THROUGH HOLE DEFORMATION AND INSIDE SEALING TEAR STRIP An easy opening container member having an opening therethrough which may be utilized for dispensing a product. The inner surface of the container member is provided with a protective coating which may be damaged in the forming of the opening. A laminated tear strip is bonded to the exterior of the body member and has a localized portion extruded through the opening with the tear strip having an inner plastics material layer which is reversely folded and is bonded to the coating to mask any damaged areas thereof. The reverse folding of the plastics material layer may be accomplished in the manner of heading a rivet or the plastics material layer may have a part thereof stripped from the adjacent layer and separately folded and bonded to the protective coating.</p>
申请公布号 CA1111379(A) 申请公布日期 1981.10.27
申请号 CA19780304471 申请日期 1978.05.31
申请人 CONTINENTAL GROUP, INC. (THE) 发明人 JOSEPHY, KARL
分类号 B21D51/38;B21D51/44;B65D17/50;(IPC1-7):65D41/32 主分类号 B21D51/38
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