发明名称 TAMPER INDICATING PACKAGE
摘要 A tamper indicating package comprising a container having a neck with a threaded finish, an annular bead on the neck, a plastic closure which includes a base wall and a depending peripheral skirt having threads interengaging the threads of the container, and a tamper indicating band attached to the skirt by a plurality of weakened portions defining a line of severing. An annular flange extends axially upwardly and inwardly from the tamper indicating band toward the base wall of the closure and comprises a first continuous annular flange portion connected to the band by a hinge portion and a second portion which has free ends of the segment portions engaging beneath the bead on the container when the closure is threaded onto the container. In one form the second portion comprises a plurality of segment portions extending upwardly and inwardly from the first continuous portion. In another form, the second portion comprises a second continuous flange portion. The flange is bent intermediate its ends so that the second portion extends inwardly at a greater angle than the first continuous flange portion.
申请公布号 CA2001023(C) 申请公布日期 2002.01.29
申请号 CA19892001023 申请日期 1989.10.19
申请人 发明人 INGRAM, KEITH W.;CROWLEY, DANIEL J., JR.
分类号 B65D41/32;B29C43/00;B29C43/18;B29C45/00;B29C53/02;B29C57/00;B29C69/02;B65D41/34;(IPC1-7):B65D41/00 主分类号 B65D41/32
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