The seat (1) has a backrest (3) articulated on a base (2), where the base and the backrest are guided by a structural frame. The backrest comprises a lower part (31) and an upper part (32). An articulation unit of the backrest is adapted to modify an angle formed between the lower and upper parts according to a position of the base in the frame. A lumbar support (5) is mounted on the lower part. An adjusting device adjusts depth of the lumbar support and automatically controls depth of the support according to the angle formed between the parts.


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    Title :

    Siège passager pour véhicule ferroviaire de transport comportant un dispositif de réglage du support lombaire


    Additional title:

    Passenger seat for railway transport vehicle comprising a device for adjusting the lumbar support
    Passagiersitz für Transportschienenfahrzeug, der mit einer Reguliervorrichtung für die Lordosenstütze ausgestattet ist


    Contributors:

    Publication date :

    2016-05-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    French


    Classification :

    IPC:    B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES



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