WINDOW HEATING DEVICE WITH VARIABLE SURFACE, PARTICULARLY FOR A MOTOR VEHICLE

摘要

P THE INVENTION RELATES TO A WINDOW HEATING DEVICE WITH A VARIABLE SURFACE. /P P THIS DEVICE IS DIVIDED INTO SEVERAL HEATING UNITS R1, R2, R3, EACH COVERING A PART OF THE SURFACE OF GLASS 1 AND MAY BE CONNECTED IN DIFFERENT WAYS, INDIVIDUALLY OR IN COMBINATION, IN SERIES OR IN PARALLEL, TO THE ELECTRIC POWER SOURCE OF A VEHICLE. /P P THE INVENTION APPLIES IN PARTICULAR TO DEFROST OF THE REAR WINDOWS MOTOR VEHICLES. /P