To suppress dropping of a lower rotary shaft from rear ends of right and left lower rails in the event of collision of a vehicle.SOLUTION: A suspension 30 for a vehicle seat 10 comprises: right and left lower rails 34 fixed to a floor part of a vehicle body; right and left upper rails that are disposed above the right and left lower rails 34, and which a seat body part to which an occupant of a vehicle is restricted by a seat belt is connected to; right and left X links 38 that lift and lower the right and left upper rails by connecting the right and left lower rails 34 to the right and left upper rails respectively, and extending/shrinking in synchronization with each other; a lower rotary shaft 56 on both end parts in a lateral direction of the seat are rotatably supported by rear end parts of the right and left lower rails 34, and to which one link arm 40 that the right and left X links 38 have is fixed; and a center bracket 70 that is fixed to the floor part of the vehicle body, and which faces an intermediate part in the lateral direction of the seat of the lower rotary shaft 56 from above the seat.SELECTED DRAWING: Figure 3

    【課題】車両の衝突時に下側回転軸が左右のロアレールの後端部から脱落することを抑制する。【解決手段】車両用シート10のサスペンション30は、車体の床部に固定される左右のロアレール34と、左右のロアレール34の上方に配置され、車両の乗員がシートベルトによって拘束されるシート本体部が連結される左右のアッパレールと、左右のロアレール34と左右のアッパレールとをそれぞれ連結し、互いに同期して伸縮することにより前記左右のアッパレールを昇降させる左右のXリンク38と、左右のロアレール34の後端部にシート左右方向の両端部が回転可能に支持され、左右のXリンク38が有する一方のリンクアーム40が固定された下側回転軸56と、車体の床部に固定され、下側回転軸56のシート左右方向中間部に対してシート上方側から対向するセンタブラケット70と、を備える。【選択図】図3


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    Title :

    SUSPENSION FOR VEHICLE SEAT AND VEHICLE SEAT


    Additional title:

    車両用シートのサスペンション及び車両用シート


    Contributors:

    Publication date :

    2023-10-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

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



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