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특허 상세정보

Beverage cup lid having an annular flange extension for increased cap retention force, and method of manufacture

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B65D-041/46   
미국특허분류(USC) 220/306 ; 220/709 ; 220/711
출원번호 US-0101733 (1993-08-04)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 43  인용 특허 : 0
초록

A beverage cup lid is disclosed that comprises a circular closure panel, circumscribed by a side wall that terminates in a resilient, restricted diameter edge for capturing a brim of a beverage cup, and a frustro-conical skirt connected around the restricted diameter edge for increasing the hoop strength of the edge, and an extended diameter flange circumscribing the free edge of the skirt for further increasing the hoop strength of the restricted diameter edge such that the edge retains the brim with a force of at least 1 pound. The invention is particu...

대표
청구항

An improved lid detachably affixable over the brim of a beverage cup formed from a plastic sheet material and having a generally Circular closure panel circumscribed by a side wall that terminates in a resilient, restricted diameter edge for capturing a brim of a beverage cup between said edge and said side wall and retaining said lid over said cup; a frustro-conical skirt connected around said restricted diameter edge for increasing the hoop strength of said restricted diameter edge and for guiding said cup brim into said edge and wedgingly snap-fitting...

이 특허를 인용한 특허 피인용횟수: 43

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  7. Dais, Brian C.; Johnson, Angela M.; Lee, Lewis D.; Schroepfer, Peter. Cooling container having a coolant and pressure relief apparatus. USP2005086923017.
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  9. Rush,Jonathan E.; Tran,Trung. Cup lid. USP200807D572587.
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  12. Freek, Michael; Thomas, Michael. Cup lid having combined straw slot depression and tear back lid retainer. USP2003016505753.
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  32. Fields Brian. Method and apparatus for forming a can end having an improved anti-peaking bead. USP2000076089072.
  33. Carlson, Emily; Chiu, Jeffrey; Starr, David; McFadden, Kevin. Mug. USP201009D623474.
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  35. Herbert,Curtis B.; Kolar,James C.; Brock,Michael J.; Rafferty,Michael S.; Woods,David N.. Nestable containers with coverings having a fold. USP2008077392907.
  36. Kolar,James C.; Herbert,Curtis B.. Nestable containers with reversibly deformable closures. USP2006107124891.
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  39. Schmidtner, Alois A.; Rush, Jonathan E.. Reclosable cup lid with sliding closure member. USP2010127845510.
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  43. Ming-Shiue Shih. Vent cap for a container lid. USP200108D446419.