PROBLEM TO BE SOLVED: To provide an impact absorption apparatus for vehicle that expands an expansion body immediately before collision and projects a collision load-receiving member in a collision direction, and absorbs collision energy while contracting the expansion body, which absorbs the collision energy by a separate member from the expansion body, and thereby secures an energy absorption amount during collision.SOLUTION: A resin energy absorption body 15, which is fixed so as to be deformed along with expansion of an expansion body 11 and receives a gas pressure generated by an inflator 12 to be cured, is provided in the expansion body 11. When a bumper reinforcement 1 receives a collision load, the energy absorption body 15 is deformed in a state of being cured in response to contraction of the expansion body 11, and absorbs a collision energy.SELECTED DRAWING: Figure 5

    【課題】衝突直前に膨張体を膨張させて衝突荷重受部材を衝突方向へ突出させ、膨張体を収縮させながら衝突エネルギを吸収する車両用衝撃吸収装置において、衝突エネルギの吸収を膨張体とは別部材により行う。それにより衝突時のエネルギ吸収量を確保する。【解決手段】膨張体11内に、膨張体11の膨張と共に変形するように固定され、インフレータ12の発生するガス圧を受けて硬化される樹脂製のエネルギ吸収体15を備える。エネルギ吸収体15は、バンパリインフォースメント1が衝突荷重を受けると、膨張体11が収縮されるのに応じて硬化された状態で変形して衝突エネルギを吸収する。【選択図】図5


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    Title :

    IMPACT ABSORPTION APPARATUS FOR VEHICLE


    Additional title:

    車両用衝撃吸収装置


    Contributors:

    Publication date :

    2018-11-29


    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 / B62D MOTOR VEHICLES , Motorfahrzeuge / F16F SPRINGS , Federn



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