To provide a member attachment structure which can inhibit lifting of a second member when a first member and the second member are heated in a structure in which the second member having a restriction part which restricts deformation caused by heating and has a second linear expansion coefficient larger than a first linear expansion coefficient is attached to the first member having the first linear expansion coefficient.SOLUTION: An attachment structure 30 has: a front pillar RF32; and a side member outer panel 34. The front pillar RF 32 has a first linear expansion coefficient K1. The side member outer panel 34 has a second linear expansion coefficient K2 larger than the first linear expansion coefficient K1. The side member outer panel 34 has: a first fastening part 46, a second fastening part 48, a third fastening part 52, and a fourth fastening part 54 forming a virtual area S1; a hinge attachment part 44 which restricts deformation caused by heating in the virtual area S1; and a non-fastening part 56. The non-fastening part 56 allows a portion between the first fastening part 46 and the second fastening part 48 to be deformed in an in-plane direction.SELECTED DRAWING: Figure 6

    【課題】第1線膨張係数を有する第1部材に、加熱による変形を拘束する拘束部を有すると共に第1線膨張係数よりも大きい第2線膨張係数を有する第2部材を取付けた構造において、第1部材及び第2部材が加熱された場合の第2部材の浮きを抑制することができる部材取付構造を得る。【解決手段】取付構造30は、フロントピラーRF32と、サイドメンバアウタパネル34とを有する。フロントピラーRF32は、第1線膨張係数K1を有する。サイドメンバアウタパネル34は、第1線膨張係数K1よりも大きい第2線膨張係数K2を有する。サイドメンバアウタパネル34は、仮想領域S1を形成する第1締結部46、第2締結部48、第3締結部52及び第4締結部54と、仮想領域S1内で加熱による変形を拘束するヒンジ取付部44と、非締結部56とを有する。非締結部56は、第1締結部46と第2締結部48との間の部位の面内方向の変形を許容する。【選択図】図6


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    Titel :

    MEMBER ATTACHMENT STRUCTURE


    Weitere Titelangaben:

    部材取付構造


    Beteiligte:
    MURATA SOSHIRO (Autor:in)

    Erscheinungsdatum :

    22.03.2019


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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