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Heat retentive server with phase change core

  • US 4,982,722 A
  • Filed: 06/06/1989
  • Issued: 01/08/1991
  • Est. Priority Date: 06/06/1989
  • Status: Expired due to Term
First Claim
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1. A server base for use in a heat retentive server to maintain food or beverage in a desired temperature range for a period of time, said server base comprising:

  • an upper shell and a lower shell, said shells sealing a cavity formed therebetween; and

    a heat retention member disposed in said cavity, said heat retention member comprising an encapsulated heat retention medium, said medium being meltable to store heat therein when heated toward and above its melting point, and to release heat through said upper shell to maintain food or beverage supported above said upper shell warm as said melted heat retention material solidifies.

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