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Method and apparatus for controlling the storage condition of perishable commodities in long-distance transport vehicles

  • US 4,003,728 A
  • Filed: 10/09/1974
  • Issued: 01/18/1977
  • Est. Priority Date: 10/09/1974
  • Status: Expired due to Term
First Claim
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1. A method of maintaining field fresh perishable agriculture commodities in optimum condition during storage and transportation comprising the steps of:

  • a. packing commodities in a chamber having a controllable environment;

    b. forcing temperature regulated, humidified air through the floor of said chamber and upwardly through said stored commodities;

    c. withdrawing air from the top of said chamber;

    d. sensing circulating air for temperature and humidity;

    e. circulating withdrawn air through heating, cooling, and humidifying means for altering the temperature and humidity thereof according to predetermined desired criteria;

    f. sensing the temperature of said packed commodities; and

    g. changing the predetermined desired criteria to achieve a desired optimum storage temperature of said commodities.

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