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특허 상세정보

Foldback cup lid having comfortable drinking characteristics

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) A47G-019/22   
미국특허분류(USC) 220/712 ; 220/254 ; 220/269 ; 220/793
출원번호 US-0549519 (1995-10-27)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 91  인용 특허 : 0
초록

A disposable cup lid is provided for covering the open end of a beverage cup, especially a hot drinks cup for beverages such as coffee. The cup lid is a foldback lid, whereby an opening is formed in the lid by lifting and tearing the material of the cup lid at a designated portion of the rim thereof, then peeling back the drink-through portion of the lid, with the edges of the drink-through portion of the lid being defined by an orientation grain in the lid caused by extrusion of the sheet material from which it is formed. Two additional tab portions are...

대표
청구항

A disposable cup lid for covering the open end of a beverage cup, where said cup lid is vacuum formed from an extruded thermoplastic sheet material having an orientation grain caused by extrusion, comprising: a cover portion and a lip portion; said lip portion defining a downwardly facing cavity around said cover portion and adapted to receive a corresponding rim of a beverage cup; said cover portion being generally planar and having a foldback portion therein located near the periphery of said cover portion and extending into said lip portion, said fold...

이 특허를 인용한 특허 피인용횟수: 91

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