The present invention, to achieve this purpose, is equipped with an infra-red emitting unit; an infra-red receiving unit that is installed inside a lens and receives infra-red reflected from the infra-red emitting unit; a CDS sensor installed inside a lens and which measures visible light to compensate the emitting output of the infra-red emitting unit, and; a heater that is installed in the lens and which is supplied power to generate heat, and is characterized in that the lens has a gentle curvature, with ceramic-coated coil securing grooves formed on the inside of the lens along its inside surface, with heater coils installed by inserting in the coil securing grooves.


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    Titel :

    SNOW REMOVING APPARATUS OF LED TRAFFIC SIGNAL LIGHT


    Beteiligte:
    KOO JEA H (Autor:in)

    Erscheinungsdatum :

    16.05.2019


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS / H05B ELECTRIC HEATING , Elektrische Heizung



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