发明名称 Container closure
摘要 A pilfer-proof closure has an inwardly threaded side wall (7) terminating (at 10) at or just below an annular flange means (17) on the neck of the container (14). Shrunk-in below the flange means (17) is a tamper-evident band (9) joined by a small number (usually 3) of bridges (11, 12, 13). One of the bridges (13) is preferably made weaker than the others.
申请公布号 US4565293(A) 申请公布日期 1986.01.21
申请号 US19840630214 申请日期 1984.07.12
申请人 NATIONAL PLASTICS LIMITED 发明人 JONAS, THOMAS S.
分类号 B65D41/34;(IPC1-7):B65D41/34 主分类号 B65D41/34
代理机构 代理人
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