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Refrigerator with cold accumulation system

  • US 4,840,037 A
  • Filed: 02/08/1988
  • Issued: 06/20/1989
  • Est. Priority Date: 02/27/1987
  • Status: Expired due to Fees
First Claim
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1. A refrigerator having a compartment, comprising:

  • a cold accumulation material;

    a refrigerating cycle for cooling said compartment and the cold-accumulation material;

    means for cooling said compartment by heat transfer between said compartment and said cold-accumulation material;

    load detecting means for measuring an amount of a load to be cooled;

    clock counting means for generating time data; and

    control means for causing said refrigerator to operate in accordance with first, second and third modes of operation wherein in said first mode said refrigerator compartment is cooled by the refrigerating cycle, wherein in said second mode said compartment is cooled by the cold-accumulation material, and wherein in said third mode the cold-accumulation material is cooled by the refrigerating cycle, said modes being carried out in accordance with said time data, the second mode operation having a time duration that is a function of load as determined by the load detecting means.

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