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Anti-sweat heater improvement for commercial refrigeration

  • US 6,301,913 B1
  • Filed: 05/08/2000
  • Issued: 10/16/2001
  • Est. Priority Date: 05/08/2000
  • Status: Expired due to Fees
First Claim
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1. A refrigerator unit, comprising:

  • a casing having a plurality of walls, one of said wall including an opening on one side thereof;

    a door pivotally attached to said casing for covering said opening;

    a first warm fluid passage in said one of said walls and extending along at least a portion of said opening;

    a second warm fluid passage extending along at least a portion of said door along a perimeter thereof where said door engages said casing;

    wherein said second warm fluid passage is in continuous heat transfer communication when said door is in an open position and when said door is in a closed position.

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