Air conditioning unit

Claim 1

IN AN AIR CONDITIONING UNIT, THE COMBINATION OF A CASING HAVING AN AIR INTAKE AND AN AIR OUTLET, A PLENUM CHAMBER IN SAID CASING ADAPTED TO RECEIVE PRIMARY AIR SUPPLIED THROUGH A CONDUIT SYSTEM FROM A CENTRAL CONDITIONING POINT, SDI PLENUM CHAMBER HAVING AN OUTLET THEREIN, A TRANSVERSE FLOW FAN HVING A PLUFALITY OF ELONGATED BLADES ADJACENT THE PERIPHERY OF THE FAN, SAID FAN SERVING TO DRAW AIR INWARD AT A FIRST PERIPHERAL POINT AND TO DISCHARGE AIR OUTWARDLY FROM A DIFFERENT SECTION OF THE FAN PERIPHERY; SAID FAN BEING PLACED WITHIN THE CASING ADJACENT THE OUTLET OF SAID PLENUM CHAMBER, MEANS WITHIN SAID PLENUM CHAMBER ADJACENT THE CHAMBER OUTLET ADAPTED TO DIRECT PRIMARY AIR TANGENTIALLY TO THE BLADES OF THE FAN, PRIMARY AIR DISCHARGED THROUGH THE CHAMBER OUTLET AGAINST THE FAN BLADES SERVING TO ROTATE THE FAN, A COIL IN SAID CASING FOR TEMPERING SECONDARY AIR, ROTATION OF THE FAN BY THE DISCHARGE OF PRIMARY AIR INDUCING SECONDARY AIR THROUGH SAID INTAKE THE THROUGH THE COIL INTO THE FAN THROUGH ITS PERIPHERY TO MIX WITH THE PRIMARY AIR, THE MIXTURE OF PRIMARY AND SECONDARY AIR BEING DISCHARGED THROUGH A DIFFERENT SECTION OF THE FAN PERIPHERY, AN EXHAUST CHAMBER ADJACENT THE FAN RECEIVING THE MIXTURE OF PRIMARY AND SECONDARY AIR FROM THE FAN, SAID EXHAUST CHAMBER BEING IN COMMUNICATION WITH THE CASING OUTLET TO DISCHARGE THE MIXTURE INTO THE AREA BEING CONDITIONED.