发明名称 TAMPER EVIDENT CLOSURE AND METHOD OF MANUFACTURE OF THE SAME
摘要 TAMPER EVIDENT CLOSURE AND METHOD OF MANUFACTURE OF THE SAME A tamper evident closure for use on a container neck, the closure including a cap and separately formed security device, connector means for attachment of the security device to the cap, the security device including anchor means disposed to catch beneath a shoulder as provided on the container neck when the cap is attached to the container neck, the connector means comprising a frangible joint adapted to rupture during removal of the cap from the container neck whereby to enable the security device to break away from the cap, the anchor means being engageable with the shoulder of the container for retaining the security device on the container neck when the cap is removed therefrom, the security device thereby evidencing that the container has been opened; and a method of manufacturing such tamper evident closure.
申请公布号 CA1324984(C) 申请公布日期 1993.12.07
申请号 CA19890596210 申请日期 1989.04.10
申请人 THOROUGHBRED PLASTICS CORP. 发明人 ROOF, WILLIAM M.;ROBERTS, ERIC J.;BLAIR, DENNIS P.
分类号 B65D41/34;(IPC1-7):B65D55/12;B29D1/00 主分类号 B65D41/34
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