Refrigeration and heating system

Claim 1

IN AN INTEGRAL REFRIGERATION AND HEATING SYSTEM FOR MAINTAINING A ROOM WITHIN A PREDETERMINED TEMPERATURE RANGE AND REFRIGERATING AT LEAST ONE REFRIGERATED SPACE INCLUDING A COMPRESSOR FOR COMPRESSING A REFRIGERANT GAS, A FIRST CONDENSER IN COMMUNICATION WITH THE ROOM, A SECOND CONDENSER POSITIONED OUTSIDE THE ROOM, SAID CONDENSERS FOR CONDENSING THE COMPRESSED REFRIGERANT GAS, AN EVAPORATOR POSITIONED NEAR SAID FIRST CONDENSER AND IN COMMUNICATION WITH THE ROOM, MEANS FOR CIRCULATING AIR PAST THE FIRST CONDENSER AND SAID EVAPORATOR, THERMOSTATICALLY CONTROLLED VALVE MEANS ASSOCIATED WITH THE ROOM FOR SELECTIVELY FEEDING THE COMPRESSED REFRIGERANT GAS TO SAID FIRST CONDENSER IN RESPONE TO THE ROOM TEMPERATURE, SECOND THERMOSTATICALLY CONTROLLED VALVE MEANS ASSOCIATED WITH THE ROOM FOR DIRECTING COMPRESSED-CONDENSED REFRIGERANT TO THE SAID EVAPORATOR FOR EVAPORATING THE SAID REFRIGERANT TO ABSORB HEAT FROM THE AIR CIRCULATING PAST SAID EVAPORATOR IN THE EVENT THE FIRST VALVE MEANS IS DIVERTING ALL THE COMPRESSED REFRIGERANT TO THE SECOND CONDENSER AND THE AIR TEMPERATURE OF THE ROOM EXCEEDS THE MAXIMUM PREDETERMINED TEMPERATURE, AND AT LEAST ONE OTHER EVAPORATOR POSITIONED IN EACH REFRIGERANT SPACE FOR EVAPORATING COMPRESSED-CONDENSED REFRIGERANT TO ABSORB HEAT FROM THE REFRIGERATED SPACE.