To provide a vehicular side airbag device capable of improving initial restraint performance for a head.SOLUTION: A vehicular side airbag device 10 includes: an inflator 38 provided in a side part 14A on an outer side in a vehicle width direction of a seat back 14; and a side airbag 40 which includes an upper chamber 42 inflated and deployed to an outer side in the vehicle width direction relative to a head H of an occupant P upon receiving the supply of gas from the inflator 38, and a lower chamber 44 inflated and deployed to the outer side in the vehicle width direction relative to at least one of a waist W and chest C of the occupant P. The side airbag 40 is stored while being folded in a portion from the side part 14A of the seat back 14 to an upper part 14C of the seat back 14, and is arranged so as to pass, in a shoulder tip part 14D of the seat back 14, through under a belt guide 30 through which a shoulder belt 26A for restraining an upper body of the occupant P is inserted. At least a part 42A of the upper chamber 42 is stored in a portion between a headrest 16 and the belt guide 30.SELECTED DRAWING: Figure 1

    【課題】頭部の初期拘束性能を向上することができる車両用サイドエアバッグ装置を得る。【解決手段】車両用サイドエアバッグ装置10は、シートバック14の車両幅方向外側の側部14Aに設けられたインフレータ38と、インフレータ38からガスの供給を受けて乗員Pの頭部Hに対して車両幅方向外側に膨張展開される上部チャンバ42と乗員Pの腰部W及び胸部Cの少なくとも一方に対して車両幅方向外側に膨張展開される下部チャンバ44とを備え、シートバック14の側部14Aからシートバック14の上部14Cにかけて折り畳まれた状態で収納されると共に、シートバック14の肩口部14Dにおいて、乗員Pの上体を拘束するショルダベルト26Aが挿通されたベルトガイド30の下方を通って配置され、上部チャンバ42の少なくとも一部42Aは、ヘッドレスト16とベルトガイド30との間に収納されているサイドエアバッグ40と、を有する。【選択図】図1


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    Title :

    VEHICULAR SIDE AIRBAG DEVICE


    Additional title:

    車両用サイドエアバッグ装置


    Contributors:

    Publication date :

    2023-09-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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