发明名称 Multiple chamber package
摘要 A tamper-proof multiple chamber package includes a can or container with a top or lid and a concave cap connected to the lid. A lid receiving ring is mounted on the upper edge of the container and includes a seam, a recessed platform, and a countersunk annular groove. The lid includes a downwardly extending annular protrusion for insertion into the groove with a friction fit and a rim positioned outwardly of the protrusion. The cap includes a downwardly extending annular flange with an inwardly protruding bead that is snapped about the rim of the lid, so that the cap and lid are connected together, the lid and cap are mounted on the can and the edge of the cap is confined inside the seam of the ring, where the cap cannot be pried loose from the can.
申请公布号 US4055270(A) 申请公布日期 1977.10.25
申请号 US19760685680 申请日期 1976.05.12
申请人 UNDERWOOD, J. LARRY 发明人 UNDERWOOD, J. LARRY
分类号 B65D43/02;B65D51/18;B65D51/28;(IPC1-7):B65D51/18;B65D43/06 主分类号 B65D43/02
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