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Energy efficient refrigerated merchandiser display case

  • US 4,361,012 A
  • Filed: 09/04/1980
  • Issued: 11/30/1982
  • Est. Priority Date: 05/01/1980
  • Status: Expired due to Term
First Claim
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1. In a display cabinet having refrigeration means and a display space therein, aperture means in at least one wall of said cabinet for communicating ambient outside air with the air in said cabinet, said aperture means including an access opening for permitting products to be moved into and out of said display space, covering means for said aperture means including at least one barrier door for substantially covering said access opening;

  • said aperture means including at least one additional opening and said covering means having at least one gate for covering said additional opening;

    the improvement comprising;

    air circulation means for providing selective circulation of a plurality of air bands in a path within said cabinet about said display space to maintain air flow curtains inside of said cabinet adjacent to said barrier door, at least one of said air bands cooled by contact with said refrigeration means; and

    said cabinet including conduit means enabling said air bands to flow in contact with one another over a part of the circulation path in addition to the length of said air flow curtains.

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