According to the present invention, there may be provided an actuator comprising: a shaft; a rotor surrounding the shaft, a stator arranged outside the rotor a moving portion coupled to the shaft, a housing that holds the shaft and a substrate that is arranged on the housing and comprises a sensor portion for sensing the position of the moving portion, wherein the moving portion comprises a magnet, the sensor portion comprises a first sensor and a second sensor for sensing the amount of magnetic flux change according to the position of the magnet, the first sensor generates a first signal including an area in which a measured voltage increases as the magnet moves away from the first sensor, and the second sensor generates a second signal including an area in which the measured voltage decreases as the magnet moves away from the second sensor.


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    Titel :

    Actuator and head lamp comprising same


    Beteiligte:
    LEE JIN SEOB (Autor:in)

    Erscheinungsdatum :

    30.11.2021


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES / F16H Getriebe , GEARING / 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



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