Heating or cooling fan

Claim 1

A HEATING OR COOLING FAN, PREFERABLY FOR A MOTOR VEHICLE, HAVING A HOUSING WITH AN AIR INTAKE PORT AND AN AIR OUTLET PORT, A MOTOR ADAPTED TO BE SUPPORTED AT LEAST PARTLY WITHIN SAID INTAKE PORT, SAID INTAKE PORT COMPRISING WALL MEANS GUIDING THE INFLOW OF AIR IN DIRECTIONS TOWARD THE INTERIOR OF SAID HOUSING, SAID AIR OUTLET PORT COMPRISING WALL MEANS GUIDING THE OUTFLOW OF AIR TO DIRECTIONS TRANSVERSE TO SAID FIRST-NAMED DIRECTIONS, A FAN ROTOR CONNECTED TO THE SHAFT OF SAID MOTOR AND ROTATABLE WITHIN SAID HOUSING, SAID HOUSING FORMING A FILTER ADAPTED TO ABSORB SOUND VIBRATIONS AND COMPRISING AN OUTER GAS-TIGHT WALL OF A FLEXIBLE MATERIAL SPACED FROM AND SURROUNDING SAID ROTOR AND SAID MOTOR, AND INNER PERFORATED WALL FORMING A SKELETON FOR SUPPORTING THE ENTIRE FAN, SAID INNER PERFORATED WALL BEING INWARDLY SPACED FROM SAID OUTER WALL IN DIRECTIONS TOWARD SAID ROTOR AND SAID MOTOR, AND A LAYER OF SOUND-ABSORBING MATERIAL FILLING THE SPACE BETWEEN SAID WALLS, SAID WALL MEANS OF SAID AIR INTAKE PORT COMPRISING INNER PERFORATED WALL MEANS CONNECTING SAID OUTER GAS-TIGHT WALL AND SAID INNER PERFORATED WALL, AND ELASTIC SUPPORTING MEANS SECURING SAID MOTOR TO SAID INNER PERFORATED WALL MEANS OF SAID INTAKE PORT.