Motor vehicle (1) comprising headlights (2) and an air conditioning system (3) fluidically connected to the headlights (2) for supplying an air flow thereto, and comprising an electric fan (12) to generate the air flow, an electric heater (13) to heat the air flow generated by the electric fan (12), a sensory system (7,9) to measure air temperature and moisture inside the headlights (2), an electric heater (10) and an electric fan (11) arranged inside each headlight (2), and an electronic control unit (14) connected to the sensory system (7,9) to receive the measured quantities, to the electric fan (12) and the electric heater (13) of the air conditioning system (3), and the electric heaters (10) and the electric fans (11) in the headlights (2) to control operation thereof. The electronic control unit (14) is further designed to carry out one or more of the following headlight defogging/defrosting operations based on air temperature and moisture inside the headlights (2): a) operating in a timed manner, with internal combustion engine (16) off, the electric fans (11) in the headlights (2); b) operating in a timed manner, with internal combustion engine (16) off, the electric heater (13) of the air conditioning system (3) and, simultaneously, the electric fan (12) of the air conditioning system (3) or of the electric fans (11) in the headlights (2); and c) operating in a timed manner the electric heaters (10) in the headlights (2).


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    Titel :

    Automotive headlight defogging/defrosting


    Beteiligte:

    Erscheinungsdatum :

    2020-03-03


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES



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