The invention relates to a system for extending forward a seat portion of a motor vehicle seat, the system comprising a first plate and a second plate and a motorized device (10) for actuating these plates, the device comprising: a second electric gear motor (12) for actuating the second plate so as to move it in longitudinal translation, a nut (13) that is actuated by the second gear motor so as to rotate, an internal worm screw (14), an external worm screw (16) provided with a threaded axial channel (17) that accommodates the internal screw by screwing, the front end of the external screw being provided with a collar (18) so that the nut comes into abutment against the collar when the second gear motor is brought to the end of its forward travel and initiates joint rotation of the external screw with the nut, the second plate being mounted so as to slide over the first plate via two double runners (19).


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    Title :

    SYSTÈME D'EXTENSION VERS L'AVANT D'UNE ASSISE DE SIÈGE DE VÉHICULE AUTOMOBILE


    Additional title:

    SYSTEM FOR EXTENDING FORWARD A SEAT PORTION OF A MOTOR VEHICLE SEAT
    SYSTEM ZUR ERWEITERUNG EINES SITZTEILS EINES KRAFTFAHRZEUGSITZES NACH VORNE


    Contributors:

    Publication date :

    2025-04-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    French


    Classification :

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



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