Provided is a lumbar support disposed in a vehicle seat and supporting the user's lumbar vertebra. According to the present invention, there may be provided a lumbar support for a vehicle seat that includes: a support panel configured to support the user's back; first and second wires configured to support a lower portion of the support panel; a tow wheel winding the first and second wires on a circumferential surface thereof with ends of the first and second wires fixed thereto; and an actuator configured to rotate the tow wheel, in which the tow wheel has: a first wire guide groove extending around the circumferential surface to wind the first wire; and a second wire guide groove extending around the circumferential surface at a different position from the first wire guide groove in a thickness direction to wind the second wire. The lumbar support for a vehicle seat according to the present invention can improve sitting comfort by appropriately changing a force that supports the lumbar vertebra.


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    Title :

    LUMBAR SUPPORT FOR VEHICLE SEAT


    Additional title:

    LORDOSENSTÜTZE FÜR EINEN FAHRZEUGSITZ
    SUPPORT LOMBAIRE POUR SIÈGE DE VÉHICULE


    Contributors:
    SONG JAE YEL (author) / CHOI HAI TAI (author) / SONG CHAE SUNG (author) / SHIN SE GIL (author) / KIM MIN SUNG (author)

    Publication date :

    2021-06-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet



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