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특허 상세정보

Cooking utensil and manufacturing method therefor

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B65D-006/28    B65D-008/04    A47J-036/02    A47J-027/00   
미국특허분류(USC) 219/439 ; 219/436 ; 220/619
출원번호 US-0449693 (1999-11-23)
발명자 / 주소
대리인 / 주소
    Lee & Hong
인용정보 피인용 횟수 : 18  인용 특허 : 17
초록

The present invention relates to a cooking utensil having a double-layered structure which preserves heat efficiently as well as provides even heat distribution and to a method of fabricating such cooking utensil. The cooking utensil has a heat conduction medium charged between outer and inner shells forming a double-layered structure which is sealed by a curling machine without the use of a built-in safety valve in the wall of the cooking utensil. The method comprises the steps of placing upright the outer shell on a concaved mold, the outer shell havin...

대표
청구항

[ What is claimed is:] [1.] A method of manufacturing a cooking utensil having outer and inner shells forming wall and bottom spaces between the outer and inner shells, the wall space being formed substantially along the height of the inner shell, wherein the wall and bottom spaces contain at least partially a heat conductive medium; and a heating coil arranged on the bottom of the outer shell for heating the outer shell of the cooking utensil, the method comprising the steps of:placing upright the outer shell on a concaved mold, the outer shell having a...

이 특허에 인용된 특허 (17)

  1. Desai Manohar P. (Minden DEX). Bowl-shaped plastic microwave dish. USP1989074847459.
  2. Talge ; III Foster L. ; Howard Jay L. ; Keepper David E. ; Sparks Timothy L.. Cooker and assembly method. USP1998025716537.
  3. Brown Richard N. (Macungie PA). Cooking appliance. USP1979024138606.
  4. Jung Kwang S. (823-16 Hwakok-dong Kangseo-ku ; Seoul KRX). Cooking utensil. USP1996045507220.
  5. Racz Nick S. (25 Old Creek Road Palos Park IL 60464). Cookware containers. USP1976013934748.
  6. Kolosowski Jadwiga M. (1411 Falcon Dr. Troy MI 48098). Double boiler container. USP1993075228384.
  7. Johnson David G. (Maplewood MN) Thorson Robert D. (St. Paul MN). Food heating and cooking receptacle. USP1977124063068.
  8. Muchin Jay Z. (Manitowoc WI) Kroscher Todd (Two Rivers WI). Footed cooking utensil. USP1997075644976.
  9. Logan Eugene T. (2404 Parkwood Cir. Claremore OK 74017) Barlow Richard A. (949 Marymount Rd. Salina KS 67401). Insulated cooking utensil. USP1986064595120.
  10. Tsukamura Takao (Funabashi JPX). Metal containers with seam holding end closure thereon. USP1987114705184.
  11. Proctor Rudy (Costa Mesa CA). Method and device for transferring heat through a double walled container. USP1986124629866.
  12. Braakman Gerleen H. (Soest NLX). Method of manufacturing a seam connection. USP1992095143504.
  13. Santoni Cesar (Hamilton CAX). Nesting drums. USP1990114971215.
  14. Remmel Wayne R. (Kewaskum WI) Steinhardt Mark S. (Kewaskum WI). Rolled beaded edge oil core fry pan. USP1987054667085.
  15. Levitin Isaak (5055 Collwood Blvd. ; #215 San Diego CA 92115). Stove top vessel with energy conserving casing. USP1992065125393.
  16. Rowan Donald (2115 E. Spring St. Long Beach CA 90806) Ensley Donald (2115 E. Spring St. Long Beach CA 90806). Thermal insulating containers for retaining food and beverage. USP1996125579946.
  17. Roland Edward W. (28 Anglers Cove Hilton NY 14468). Water chamber baking pan. USP1991055012947.

이 특허를 인용한 특허 피인용횟수: 18

  1. Levy,William; Sherwood,Robert A.; Tracy,James J.. Control circuit for kitchen appliances. USP2006016987250.
  2. Park, Jong Peter. Cookware that functions as a low pressure cooker. USP2017039596954.
  3. Park, Jong Peter. Cookware that functions as a low pressure cooker. USP2014048689680.
  4. Wang, Donglei. Electric fryer. USP2004076759634.
  5. Logan, Eugene T.. Insulated baking pan. USP200909D599610.
  6. Dichraff, Aric; Stevenson, Craig; Johnson, Erik; Ghassemian, Morad; Cesaroni, William; Fritts, Jared; Baumgarten, Christian. Pan. USP201303D677517.
  7. Dichraff, Aric; Stevenson, Craig; Johnson, Erik; Ghassemian, Morad; Cesaroni, William; Fritts, Jared; Baumgarten, Christian. Pan. USP201303D677518.
  8. Dichraff, Aric; Stevenson, Craig; Johnson, Erik; Ghassemian, Morad; Cesaroni, William; Fritts, Jared. Pan lid. USP201303D677979.
  9. Tippmann, Jr., Eugene; Lehman, Lon E. Polygonal cooking apparatus with a pressurizable condensate jacket. USP2009057538300.
  10. Jones-Lawlor, Heather M.. Programmable slow-cooker accessory. USP2004056730889.
  11. DeCobert, James E.; Hlava, Lorens G.; Thrasher, Jr., Charles T.. Programmable slow-cooker appliance. USP2004056740855.
  12. DeCobert, James E.; Hlava, Lorens G.; Thrasher, Jr., Charles T.. Programmable slow-cooker appliance. USP2003066573483.
  13. DeCobert, James E.; Hlava, Lorens G.; Thrasher, Jr., Charles T.; Levy, William. Programmable slow-cooker appliance. USP2005036872921.
  14. DeCobert,James E.; Hlava,Lorens G.; Thrasher, Jr.,Charles T.; Levy,William. Programmable slow-cooker appliance. USP2007127312425.
  15. Gaynor, Jim; Olson, Yvonne; Steinman, Adam. Slow cooker. USP2010107820947.
  16. Steiner,Mark C.; Borovicka,Cory; Steinman,Adam. Slow cooker. USP200805D568676.
  17. Gaynor, Jim; Olson, Yvonne; Steinman, Adam. Slow cooker and method of operation. USP2009107605349.
  18. Park, Jong Peter. Travel mug for microwave oven. USP2015089119233.