To secure the support property of a cushion pad even if it is reduced in thickness.SOLUTION: A seat cushion 12 includes: a cushion pad 28 which is supported from a lower side by a cushion frame 22 and a planar spring 26 and both side parts of which in a seat longitudinal direction further protrude toward a seat upper side than a middle part thereof in the seat longitudinal direction; an airbag 36 which is embedded in the cushion pad 28 and is filled with gas inside, and in which a middle air chamber 36A and right and left side air chambers 36B are partitioned by right and left air-permeable partition portions 38; a cushion body 40 that is stored in the middle air chamber 36A and has a shape restoring property; and right and left hard foams 30 that are provided at both ends of the cushion pad 28 in the seat longitudinal direction and regulate expansion of the right and left side air chambers 36B toward an outer side in the seat longitudinal direction.SELECTED DRAWING: Figure 3

    【課題】クッションパッドを薄型化しても、サポート性を確保する。【解決手段】シートクッション12は、クッションフレーム22及び平面ばね26によって下方側から支持され、シート左右方向両側部がシート左右方向中央部よりもシート上方側へ突出したクッションパッド28と、クッションパッド28に埋設され、内部に気体が充填され、中央気室36Aと左右のサイド気室36Bとがそれぞれ通気性を有する左右の仕切部38で仕切られたエアバック36と、中央気室36Aに収容され、形状復元性を有するクッション体40と、クッションパッド28のシート左右方向両端部に設けられ、シート左右方向外側への左右のサイド気室36Bの膨張を規制する左右の硬質発泡体30と、を備える。【選択図】図3


    Access

    Download


    Export, share and cite



    Title :

    SEAT CUSHION AND VEHICLE SEAT


    Additional title:

    シートクッション及び車両用シート


    Contributors:
    YUBE KUNIO (author)

    Publication date :

    2024-10-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / A47C Stühle , CHAIRS



    Seat cushion skin, seat cushion, and vehicle seat

    TAKAZAWA HARUMICHI / HASUMI HIDEKI / KAGEYAMA ATSUSHI et al. | European Patent Office | 2024

    Free access

    CUSHION SKIN, SEAT CUSHION, AND VEHICLE SEAT

    TAKAZAWA SYUNJI / HASUMI HIDEKI / KAGEYAMA ATSUSHI et al. | European Patent Office | 2024

    Free access

    SEAT CUSHION AND VEHICLE WITH SEAT CUSHION

    KATSURAGAWA HIROYUKI / TAJIMI DAIKI | European Patent Office | 2021

    Free access

    SEAT CUSHION OF VEHICLE SEAT

    HARA TAKUYA | European Patent Office | 2024

    Free access

    SEAT CUSHION FOR VEHICLE SEAT

    MATSUZAWA TAKESHI / TANAKA DAISUKE | European Patent Office | 2024

    Free access