To provide a seat reinforcement structure capable of satisfactorily flowing travel wind below a seat while ensuring the rigidity of the seat.SOLUTION: A seat reinforcement structure includes: a bottom plate 65 for supporting a cushion 60 from below and having a step part 65s formed to be steeply inclined with respect to a vehicle cross direction than a front part 65f and a rear part 65r at a middle part in the vehicle cross direction, wherein a lower surface has a flat part 66 not formed with a projecting structure extending in a face direction of the lower surface provided over from the front part 65f to the rear part 65r; and at least one rib 70 projecting from the bottom plate 65 downward, extending over from the step part 65s to the rear part 65r, and adjacent to the flat part 66.SELECTED DRAWING: Figure 2

    【課題】シートの剛性を確保しつつシート下方の走行風を良好に流すことができるシート補強構造を提供する。【解決手段】シート補強構造は、クッション60を下方から支持する底板65であって、車両前後方向における中間部に前部65fおよび後部65rよりも車両前後方向に対して急傾斜に形成された段差部65sを有し、下面には該下面の面方向に延びる凸構造が形成されていない平坦部66が前部65fから後部65rにわたって設けられた底板65と、底板65から下方に突出するとともに段差部65sから後部65rにわたって延び、平坦部66に隣接する少なくとも1つのリブ70と、を備える。【選択図】図2


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    Title :

    SEAT REINFORCEMENT STRUCTURE


    Additional title:

    シート補強構造


    Contributors:

    Publication date :

    2023-03-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS



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