Air conditioning apparatus for yachts and the like

Claim 1

AN AIR CONDITIONING UNIT, COMPRISING IN COMBINATION, A CABINET HAVING TOP, BOTTOM, FRONT, REAR AND SIDE WALLS, A PARTITIONING SHELF WALL DISPOSED HORIZONTALLY WITHIN THE AREA DEFINED BY SAID FRONT, REAR AND SIDE WALLS, AND DIVIDING THE STRUCTURE TO PROVIDE AN UPPER COMPARTMENT AND A LOWER COMPARTMENT, SAID REAR WALL HAVING A TOP TERMINATING AT SAID SHELF WALL, SAID CABINET EMBODYING ONLY THE SAID UPPER AND LOWER COMPARTMENTS, ONE OF SAID SIDE WALLS HAVING A VERTICAL SLOT THEREIN AT A LOCATION FORWARDLY OF THE VERTICAL PLANE OF SAID REAR WALL AND EXTENDING FROM SAID SHELF WALL TO SAID TOP WALL, A VERTICAL FILTER UNIT INSERTABLE IN SAID SLOT AND DIMENSIONED TO FULLY VERTICALLY PARTITION SAID UPPER COMPARTMENT TO DIVIDE THE LATTER INTO A FORWARD LARGE AREA AND A REARWARD SMALLER AREA, THE SMALLER AREA HAVING A FULLY OPEN REAR SIDE, SAID FRONT WALL HAVING AN AIR DISCHARGE OPENING LEADING FROM SAID FORWARD AREA, AT LEAST ONE OF SAID SIDE WALLS HAVING AN AIR ADMISSION OPENING LEADING INTO SAID REARWARD AREA, AND AIR CONDITIONING APPARATUS COMPRISING A COMPRESSOR AND A WATER JACKETED CONDENSER UNIT HOUSED IN SAID LOWER COMPARTMENT AND A FAN-EVAPORATOR UNIT OPERATIVELY CONNECTED WITH THE COMPRESSOR-CONDENSER UNIT AND HOUSED IN THE FORWARD AREA OF SAID UPPER COMPARTMENT, SAID CONDENSER UNIT BEING POSITIONED BETWEEN THE COMPRESSOR UNIT AND SAID SHELF WALL, THE EVAPORATOR BEING VERTICALLY INTERPOSITIONED BETWEEN SAID FILTER UNIT AND THE FAN, SAID SHELF WALL HAVING A VENTING OPENING THEREIN FOR AND LEADING FROM SAID LOWER COMPARTMENT INTO SAID REARWARD AREA AND LOCATED TO CAUSE HEATED AIR FLOWING THERETO FROM THE COMPRESSOR TO PASS ACROSS THE CONDENSER UNIT WATER JACKET, THE SAID LOWER COMPARTMENT BEING OTHERWISE COMPLETELY CLOSED.