发明名称 TAMPER INDICATING CLOSURE HAVING RETAINING HOOP WITH RELIEF WINDOWS
摘要 <p>A closure (11) for a container (10) has a tamper indicating band (22) with a band retainer (29) in the form of an apertured flap or hoop which is hinged to the lower edge (30) of the band. A series of enclosed, open windows (36) or thin webs (36A) are formed in the retainer, extending toward but not to its distal edge (32). As the retainer is turned inside out from its as molded position to its use position, its distal and/or outer edges deform to relieve compression and permit the retainer to be inverted by direct downward pushing force. As a result of the deformation, the retainer in its use position may, depending on the number and relative size of windows or webs, have an advantageous polygonal peripheral shape rather than a circular shape.</p>
申请公布号 WO1992003348(A1) 申请公布日期 1992.03.05
申请号 US1991005434 申请日期 1991.07.31
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