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특허 상세정보

Easily-openable heat seal lid

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B65D-017/34   
미국특허분류(USC) 220/270 ; 220/260
출원번호 US-0434726 (1982-10-18)
우선권정보 JP-0165833 (1981-10-19)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 12  인용 특허 : 0
초록

Disclosed is an easily openable heat seal lid for sealing a vessel proper by forming a heat-sealed portion between the lid and the vessel proper, which comprises a laminate comprising at least an inner face member composed of a thermoplastic resin and a metal foil, wherein scores defining a portion to be opened are formed on the side inner than the portion to be heat-sealed so that the scores extend to the midway of the thickness direction of the metal foil, an opening tab is formed on the portion of the lid to be opened through a bonding fulcrum portion...

대표
청구항

An easily-openable heat seal lid for sealing a vessel proper by forming a heat-sealed portion between the lid and the vessel proper, which comprises a laminate comprising at least an inner face member composed of a thermoplastic resin and a metal foil, wherein scores defining a portion to be opened are formed on the side inner than the portion to be heat-sealed so that the scores extend to the midway of the thickness direction of the metal foil, an opening tab is formed on the portion of the lid to be opened through a bonding fulcrum portion composed of ...

이 특허를 인용한 특허 피인용횟수: 12

  1. Williams, Alan D.; Drummond, Michael T.. Composite container with membrane and bead closure system. USP2005026857561.
  2. Buchner Norbert (Winnenden DEX) Eberspcher Rolf (Rommelshausen DEX) Liede Dieter (Mglingen DEX). Container lid having an opening device. USP1985084533063.
  3. Buchner Norbert (Winnenden DEX). Container lid with an opener device. USP1985044513876.
  4. Kawakami Yoshihiko (Kanagawa JPX) Hamada Yoshitsugu (Kanagawa JPX) Takahashi Takeshi (Kanagawa JPX) Yotsuyanagi Junji (Tokyo JPX). Cover for a can-shaped container. USP1989054828135.
  5. Katsura Tadahiko (Yokohama JPX) Hirota Kazumi (Tokyo JPX) Ueno Hiroshi (Yokosuka JPX). Easily-openable heat-seal lid. USP1985024501375.
  6. Deflander Joseph F. (Haacht BEX). Easy-open laminated container with optional reclosing means and method of making. USP1986014562936.
  7. Matsubayashi Hiroshi (Kamakura JPX) Aizawa Masanori (Yokohama JPX) Watanabe Michio (Yokohama JPX) Shimizu Takashi (Yokohama JPX) Ikegami Tamotsu (Yokohama JPX). Easy-open lid in which score cut edge can be covered and process for preparation thereof. USP1989124887732.
  8. Shinohara Shuichi (Fuji JPX). Medical device and method for manufacturing the same. USP1987054664659.
  9. Heyes Peter J. (Wantage GB2) Owen Robert A. (Faringdon GB2). Metal can ends with metal pull tabs bonded thereto. USP1990084946063.
  10. Quick Nathaniel R. ; Li Tao ; Malanga Robert. Process for bonding workpieces. USP2001096291806.
  11. Scanga Theodore P. (Lower Burrell PA) Kiley Matthew P. (Tarentum PA) Metz Robert J. (Pittsburgh PA) Schultz Fred R. (Lower Burrell PA). Retortable container with easily-openable lid. USP1990014890759.
  12. Oshima Yoshiyuki (Ikoma JPX) Miyoshi Yasunobu (Ikoma JPX) Hioki Hiroko (Osaka JPX). Sealed container for use in cooking with improved heat-seal line. USP1989054834247.