To provide a shock absorption member capable of reducing its weight with a resin material as a formation material, and having more improved shock energy absorption performance, and a vehicle to which the shock absorption member is attached.SOLUTION: A shock absorption member 700 comprises an injection molded part 730 containing a thermoplastic resin and a fibrous filler. The injection molded part 730 includes a body part 710 formed in a cylindrical shape or in a bottomed cylindrical shape with one end surface 712 closed, and the fiber length variations of six regions (bc1 to bc6) and six regions (de1 to de6) obtained by a specific [fiber length variation measuring method] are all 0.75 or less, or the injection molded part 730 includes a body part 710 formed in a bottomed cylindrical shape with one end face 712 closed in which a gate mark 714 is provided on the one end face 712.SELECTED DRAWING: Figure 5

    【課題】樹脂材料を形成材料として軽量化が図られ、かつ、衝撃エネルギー吸収性能がより高められた衝撃吸収部材、及びこれが取り付けられた車両を提供する。【解決手段】熱可塑性樹脂と繊維状フィラーとを含有する射出成形部730を含む、衝撃吸収部材700であって、射出成形部730は、筒状、もしくは一方の端面712が塞がれた有底筒状に形成された本体部710を備えており、かつ、特定の[繊維長バラツキの測定方法]により求められる6つの領域(bc1〜bc6)及び6つの領域(de1〜de6)の繊維長バラツキがいずれも0.75以下である衝撃吸収部材、又は射出成形部730は、一方の端面712が塞がれた有底筒状に形成された本体部710を備えており、一方の端面712には、ゲート痕714が設けられている衝撃吸収部材。【選択図】図5


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    Titel :

    SHOCK ABSORPTION MEMBER AND VEHICLE


    Weitere Titelangaben:

    衝撃吸収部材及び車両


    Beteiligte:

    Erscheinungsdatum :

    2021-09-16


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    F16F SPRINGS , Federn / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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