To provide a vehicular side airbag device, which is configured to protect a wide range from the head to the waist of an occupant, and which can properly protect the head with a length of a diffuser being reduced.SOLUTION: A vehicular side airbag device 12 comprises a bag main body 46 stored inside a vehicular seat 14. The bag main body 46 is configured to include: an upper chamber 46B that covers a side of a head H of an occupant P in an inflated and expanded state; and a lower chamber 46C that covers a side of a range from a shoulder S to a waist L of the occupant P. Further, a vent hole 46D is formed in the lower chamber 46C. A diffuser 48 is provided inside the lower chamber 46C, which is configured to include: a lower opening part 48A open downward in the inflated and expanded state of the bag main body 46; and an upper opening part 48B formed above the vent hole 46D and open toward the upper chamber 46B.SELECTED DRAWING: Figure 1

    【課題】乗員の頭部から腰部までの広範囲を保護する構成において、ソックの長さを短くしつつ、頭部を良好に保護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12は、車両用シート14の内部にバッグ本体46が収納されており、バッグ本体46は、膨張展開状態で乗員Pの頭部Hの側方を覆う上部チャンバ46Bと乗員Pの肩部Sから腰部Lの側方を覆う下部チャンバ46Cとを含んで構成されている。また、下部チャンバ46Cにはベントホール46Dが形成されている。ソック48は、下部チャンバ46Cの内部に設けられており、バッグ本体46の膨張展開状態で下方へ向けて開口された下部開口部48Aと、ベントホール46Dよりも上方に形成され上部チャンバ46Bへ向けて開口された上部開口部48Bとを含んで構成されている。【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:
    FUKAWATASE OSAMU (author) / KAWAMURA KAZUHIRO (author) / OTA YUTO (author) / ARAI YUTA (author)

    Publication date :

    2022-07-29


    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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