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특허 상세정보

Plastic container closure with high sealing precision

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B65D-053/00   
미국특허분류(USC) 215/345 ; 215/341 ; 215/343 ; 215/344
출원번호 US-0720924 (1996-10-07)
우선권정보 JP-0140056 (1994-06-22)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Sughrue, Mion, Zinn, Macpeak & Seas, PLLC
인용정보 피인용 횟수 : 16  인용 특허 : 18

A plastic container closure comprising a top panel, a skirt portion, an annular protruded portion that is formed inwardly from the inner surface of the top panel and on the inside of a portion near the root of the skirt maintaining a small gap therebetween, and a sealing liner that is fitted by press-molding on the inside of the top panel, wherein a substantially vertical portion is formed on said liner along the inner surface of the annular protruded portion, and sealing performance is maintained by the engagement between the outer edge of the mouth of ...


[ The invention claimed is:] [1.] A plastic container closure for sealing a mouth of a container, comprising:a top panel;a skirt extending downwardly from a peripheral edge of said top panel, and having a threaded portion formed in an inner side of said skirt;an annular protrusion extending downwardly from said top panel, being inside the skirt, and near a root of the skirt, thereby maintaining a small gap between said annular protrusion and the skirt; anda sealing liner fitted inside of said top panel, and having a substantially vertical portion formed ...

이 특허에 인용된 특허 (18)

  1. Babiol Pierre (Villefranche Sur Saone FRX). Bottle Stopper with seal. USP1981044261475.
  2. Badia Iniesta Antonio (Barcelona ESX). Bottle stopper. USP1986124629082.
  3. Shinozaki ; Tokujiro. Cap with sealing liner. USP1978094114775.
  4. Dutt Herbert V. (Venetia PA) Mengeu Gary L. (Wheeling WV). Closure with linerless seal. USP1992115161707.
  5. Druitt Rodney M. (Collaroy AUX). Closure with resilient sealing disc. USP1986124629083.
  6. Hicks David M. (13 Janet St. East Keilor ; 3033 ; Victoria AUX). Closures. USP1981074276989.
  7. Thompson Nigel (Stourbridge GBX). Closures. USP1994015275287.
  8. Wilde Sheldon L. (Crawfordsville IN) McCandless Thomas J. (Crawfordsville IN) Saunders Robert M. (Ladaga IN). Composite closure. USP1983104407422.
  9. McBride Stephen W. (Brownsburg IN) Whitney Ralph (Indianapolis IN). Composite closure with seal proportioning lip. USP1991115064084.
  10. Mumford ; George V.. Fitment-retaining closure. USP1978024076152.
  11. Morton Hugh V. (Veedersburg IN). Linerless closure. USP1993115259522.
  12. Barriac Jacques J. (Toledo OH). Molded plastic closure with sealing liner. USP1988014721221.
  13. Gregory James L. (Toledo OH) Burzynski Dennis J. (Toledo OH) Rote Bruce J. (Sturgis MI) Sprowl Frank L. (Sturgis MI). Plastic beverage closure. USP1993115265747.
  14. Zumbuhl Bruno (Conyngham PA). Plastic closure with improved seal. USP1990034905852.
  15. Mumford George V. (Ventura CA). Press-on twist-off closure for container. USP1987124709825.
  16. Ingram Keith W. (Centerville OH) Crowley ; Jr. Daniel J. (Portage MI). Tamper indicating package. USP1992025090788.
  17. Conti Vincent N. (West Hempstead NY). Threaded plastic bottle cap. USP1982034322012.
  18. Mumford George V. (Toledo OH). Vapor-seal safety cap and container. USP1977114059198.