A light source device using a polarity of a material may include a transparent frame forming an inner space accommodating a nonpolarity material and a polarity material; a light source portion irradiating light through the nonpolarity material or the polar material accommodated in the transparent frame; and an electromagnet configured to switch respective positions of the nonpolarity material and the polar material by a magnetic force generated as a current is applied from outside of the light source device.


    Access

    Download


    Export, share and cite



    Title :

    Light source device using polarity of material and vehicle lamp having the same


    Contributors:

    Publication date :

    2020-02-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES / 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 / F21W Index-Schema in Verbindung mit den Unterklassen F21K, F21L, F21S und F21V, betreffend den Gebrauch oder Einsatz von Leuchten oder Beleuchtungssystem , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K,  F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS




    LIGHT SOURCE UNIT FOR VEHICLE LAMP, VEHICLE LAMP

    MATSUOKA KENJI | European Patent Office | 2022

    Free access

    LIGHT SOURCE UNIT FOR VEHICLE LAMP, VEHICLE LAMP

    MATSUOKA KENJI | European Patent Office | 2024

    Free access

    LIGHT SOURCE DEVICE AND VEHICLE LAMP

    SHIDO MASAYA | European Patent Office | 2017

    Free access

    LIGHT SOURCE DRIVE DEVICE AND VEHICLE LAMP

    OTA SHINJI / FUKUDA KATSUYA | European Patent Office | 2018

    Free access