发明名称 CUP LID HAVING COMBINED STRAW SLOT DEPRESSION AND TEAR BACK LID RETAINER
摘要 A drink-thru lid for a drinking cup including an annular mounting portion for sealingly engaging the drinking cup, wherein the annular mounting portion includes a downwardly extending annular skirt. The lid further includes a tear-back section extending from the annular skirt to a hinge portionlocated in a medial portion of the lid. The tear-bac k section includes a raised protrusion extending outwardly from an upper surface of the lid. A recess is further formed in a medial portion of the lid on the opposite side of the hinge portion from the raised protrusion, wherein the tear-back section may be torn away from the lid on its sides and pivoted about the hinge portion until the raised protrusion is received within the recess for holding said pivotal flap open. The raised protrusion and the recess are shaped such that the raised protrusion is frictionally engaged by the end walls of the recess. The recess further includes a straw slot formed therein, wherein the straw slot is defined by two sloping side walls extending from an upper surface of the lid and converging together at a frangible juncture formed in the deepest portion of the recess.
申请公布号 CA2212858(C) 申请公布日期 2003.12.02
申请号 CA19972212858 申请日期 1997.08.13
申请人 JAMES RIVER CORPORATION OF VIRGINIA 发明人 FREEK, MICHAEL;THOMAS, MICHAEL
分类号 B29C51/10;B29C51/30;B65D43/02;B65D47/08;(IPC1-7):B65D47/06 主分类号 B29C51/10
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