The present invention relates to a seat cushion extension device (100) enabling adjusting a longitudinal position of a front end part of a seat cushion, comprising: a base plate (110) having therein a receiving part (111), the receiving part has at both lateral sides a pair of teeth parts (112) protruding to face each other and extending in the longitudinal direction; an extension bracket (120) overlapped and sliding on an upper side of the base plate; a lever coupled to a front end of the extension bracket to rotate up and down; a rod (140) received in the receiving part and adjusted to slide according to the rotation of the lever; and a stopper (150) received in the receiving part and supported by the extension bracket to be elastically moved up and down, having locking teeth at both lateral sides to mate with a pair of the teeth parts, and moving up and down according to the longitudinal slide adjustment of the rod between locking position where the locking teeth mate with a pair of the teeth parts and unlocking position where the locking teeth escape from a pair of the teeth parts. Therefore, stable locking structure can be made onto the sliding elements.


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    Title :

    MANUAL TYPE SEAT CUSHION EXTENSION DEVICE AND VEHICLE SEAT COMPRISING THE SAME


    Additional title:

    MANUELLE SITZKISSENVERLÄNGERUNGSVORRICHTUNG UND FAHRZEUGSITZ DAMIT
    DISPOSITIF D'EXTENSION DE COUSSIN DE SIÈGE DE TYPE MANUEL ET SIÈGE DE VÉHICULE LE COMPRENANT


    Contributors:
    KIM DONG HWA (author) / LIM HEON PIL (author)

    Publication date :

    2019-05-08


    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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