Provided is a resin-made impact absorption member including: an impact absorption portion which includes a fiber-reinforced resin material containing reinforcing fibers and a thermoplastic resin and has a hollow structure including an outer cylindrical portion and a hollow portion, in which the reinforcing fiber has an average fiber length of 1 mm to 100 mm, the thermoplastic resin has a fracture elongation of 10% or more, the fiber-reinforced resin material has a compressive elastic modulus of 10 GPa or more and a compressive strength of 150 MPa to 500 MPa, and in the impact absorption portion, a maximum value of a ratio L1/t1 of a distance L1 from a position of the center of gravity to the outer cylindrical portion on a same section in a sectional shape in a direction orthogonal to an impact absorption direction, to a thickness t1 of the outer cylindrical portion, is 40 or less.


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    Title :

    Resin-Made Impact Absorption Member and Vehicular Component


    Contributors:
    ONOUE SHUHEI (author) / YAMAJI TADASHI (author) / YOKOYAMA KEIZO (author) / OKA KOHEI (author)

    Publication date :

    2016-12-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    F16F SPRINGS , Federn / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B62D MOTOR VEHICLES , Motorfahrzeuge



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