Automatic controls for room air conditioning unit

Claim 1

AN AIR CIRCULATING APPARATUS FOR CONDITIONING THE AIR WITHIN AN ENCLOSURE COMPRISING A CASING, A BARRIER DIVIDING SAID CASING INTO AN INNER COMPARTMENT EXPOSED TO AIR FROM THE ENCLOSURE AND AN OUTER COMPARTMENT EXPOSED TO AIR FROM OUTDOORS, A REFRIGERATION SYSTEM MOUNTED IN SAID CASING INCLUDING A COMPRESSOR CONNECTED IN REFRIGERANT FLOW RELATIONSHIP WITH AN INNER HEAT EXCHANGER MOUNTED IN SAID INNER COMPARTMENT AND AN OUTER HEAT EXCHANGER MOUNTED IN SAID OUTER COMPARTMENT, REVERSING MEANS IN SAID REFRIGERATION SYSTEM FOR REVERSING THE FLOW OF REFRIGERANT TO SAID HEAT EXCHANGERS THEREBY TO SELECTIVELY OPERATE EITHER OF SAID HEAT EXCHANGERS AS AN EVAPORATOR WHILE OPERATING THE OTHER HEAT EXCHANGER AS A CONDENSER TO HEAT OR COOL AIR FLOWING FROM SAID ENCLOSURE THROUGH SAID INNER COMPARTMENT, MEANS FOR SELECTIVELY CONDITIONING SAID REVERSING MEANS TO OPERATE SAID UNIT ON A HEATING OR COOLING CYCLE, FANS FOR CIRCULATING SEPARATE AIR STREAMS FROM WITHIN SAID ENCLOSURE AND FROM THE OUTDOORS OVER SAID INNER AND OUTER HEAT EXCHANGERS RESPECTIVELY, AT LEAST ONE MOTOR FOR DRIVING SAID FANS, MEANS FOR CONDITIONING SAID TEMPERATURE CONTROL MEANS TO ENERGIZE SAID REFRIGERATION SYSTEM ACCORDING TO RISES IN THE TEMPERATURE OF SAID AIR STREAM ENTERING SAID INNER COMPARTMENT WHEN THE UNIT IS CONDITIONED FOR OPERATION ON THE COOLING CYCLE AND FOR ENERGIZING SAID REFRIGERATION SYSTEM ACCORDING TO DECREASES IN THE TEMPERATURE OF SAID AIR STREAM ENTERING SAID INNER COMPARTMENT WHEN SAID UNIT IS CONDITIONED FOR OPERATING ON THE HEATING CYCLE, FAN SWITCH MEANS MOVABLE BETWEEN A FIRST POSITION WHEREIN IT ELECTRICALLY CONNECTS SAID FAN MOTOR INTO A HIGH SPEED CIRCUIT TO A SECOND POSITION WHEREIN IT CONNECTS SAID FAN MOTOR INTO A LOW SPEED FAN CIRCUIT, MEANS ASSOCIATED WITH SAID TEMPERATURE CONTROL MEANS FOR MOVING SAID FAN SWITCH MEANS TO SAID FIRST POSITION WHEN SAID REFRIGERATION SYSTEM IS ENERGIZED BY SAID TEMPERATURE CONTROL MEANS AND FOR MOVING SAID FAN SWITCH MEANS TO SAID SECOND POSITION WHEN SAID REGRIGERATION SYSTEM IS DE-ENERGIZED BY SAID TEMPERATURE CONTROL MEANS THEREBY GREATLY REDUCING THE NOISE OF SAID FANS WHEN SAID REFRIGERATION SYSTEM IS DE-ENERGIZED.