Multipurpose air conditioning apparatus

  • US 6,385,983 B1
  • Filed: 09/14/2000
  • Issued: 05/14/2002
  • Est. Priority Date: 03/24/1998
  • Status: Expired due to Fees
First Claim
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1. Multipurpose air conditioning apparatus for ventilation, heating of air, and cooling of air, comprising a compressor, fan assemblies, condenser, evaporator, liquid/gas circuit, throttling means, air inlets and air outlets and the apparatus being arranged such that the functions as condenser and evaporator are interchangeable for heating of air or cooling of air, respectively, in that the liquid flow in the liquid/gas circuit through the condenser, evaporator and throttling means is reversible according to requirements, wherein the apparatus comprises at least two separate units, a first main unit and a second annex unit, said units being interconnected via said liquid/gas circuit only, each said unit having a respective air heat exchanger that acts as a combined condenser/evaporator, fan assembly, fresh air inlet, indoor air inlet and mixing chamber upstream of the air heat exchanger, air outlet downstream of the air heat exchanger and independent means for redirecting the air flows;

  • and wherein the apparatus includes at least first and second bypass loops in the liquid/gas circuit having closing and throttling means.

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