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US 4,288,991 AGranted
Refrigeration and heating improvement
OwnerHarold R. Weeksinventor
Life of this patent
Estimating the term…
Abstract
In a device for utilizing the heat of a condenser in refrigeration apparatus for heating; including means for monitoring the heat and pressure within fluid conduit means in regrigeration apparatus; and means for incorporating this apparatus within a table structure to provide storage and serving facilities for food and beverages at predetermined temperatures.
Claims9
In a refrigeration device for food and beverages, the improvements comprising:
- a compressor;
- a primary condenser;
- a secondary condenser;
- a plurality of evaporators;
- a fan operable to transmit heat away from said secondary condenser;
- means operable to conduct heat from said primary condenser to a heating device for food and beverages;
- means operable to actuate said fan responsive to pressure in a refrigerant conduit conducting refrigerant from one of the aforesaid devices responsive to said refrigerant being above a predetermined pressure threshold;
- said evaporators being arrayed in a plurality of subarrays;
- a first one of said subarrays of evaporators maintaining a temperature substantially different from the temperature in another one of the subarrays of said evaporators.
6 more elements
Dependencies are inferred from the claim text.