To provide an airbag for a steering wheel, which is able to protect a driver smoothly with a simple configuration.SOLUTION: An airbag 20 for a steering wheel expands so as to cover an upper surface side of a ring part R of a steering wheel W. The airbag has a bag form by joining respective outer peripheral edges of a vehicle-body-side wall part 23 and a driver-side wall part 34 each other so as to substantially match an external form. An inflow opening whose peripheral edge can be attached to a steering wheel side is disposed near the center of the vehicle-body-side wall part so as to be opened to cause an expansion gas to flow inside. On a vehicle-body-side wall part side, an upward receding part 28 is formed, which will be located on a driver-side wall part side so as to allow entry of a rear-side area Rb of a ring part upon completion of expansion. The receding part is disposed so as to cause the ring part to enter inside when a driver MD is received by the airbag upon the completion of the expansion.SELECTED DRAWING: Figure 10

    【課題】簡便な構成として、運転者を円滑に保護可能なステアリングホイール用エアバッグを提供すること。【解決手段】ステアリングホイールWのリング部Rの上面側を覆うように膨張するステアリングホイール用エアバッグ20。エアバッグが、外形形状を略一致させて構成される車体側壁部23と運転車側壁部34との外周縁相互を結合させることにより、袋状とされるとともに、車体側壁部の中央付近に、内部に膨張用ガスを流入させるように開口して、周縁をステアリングホイール側に取り付けられる流入用開口を、配設させている。車体側壁部側に、膨張完了時にリング部の後部側の領域Rbを進入可能に運転者側壁部側となる上方に凹む凹部28が、形成される。凹部が、膨張完了時のエアバッグによる運転者MDの受止時に、リング部を内部に進入させるように、配設される。【選択図】図10


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    Title :

    AIRBAG FOR STEERING WHEEL


    Additional title:

    ステアリングホイール用エアバッグ


    Contributors:
    HOTTA MASASHI (author) / KAWAMURA KOJI (author) / SATO YUJI (author)

    Publication date :

    2019-07-11


    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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