To avoid concentration of a large stress onto a lower part of a side column member constituting an annular skeleton when a torsion load is applied to a rear body of a vehicle.SOLUTION: A vehicular rear body structure includes: a floor side member 12; a floor cross member 13; right and left side column members 20 erected along side wall parts 15 and 16 of a vehicle compartment; and a beam-shaped member 17 connecting upper end parts of the right and left side column members 20. The inside of a hollow closed cross section of the side column members 20 is fixed on the floor cross member 13 whose lower end part is lower than a top face 12u of the floor side member 12, and is partitioned by a reinforcement member 30 fixed on the side wall part 15 of the vehicle compartment whose upper end part is higher than the top face 12u.SELECTED DRAWING: Figure 2

    【課題】車両のリヤボディに対して捻じれ荷重が加わったときに、環状骨格を構成する側柱部材の下部に大きな応力が集中しないようにする。【解決手段】フロアサイドメンバ12と、フロアクロスメンバ13と、車室の側壁部15,16に沿って立設される左右の側柱部材20と、左右の側柱部材20の上端部をつなぐ梁状部材17とを備える車両のリヤボディ構造であって、側柱部材20の中空閉断面内は、下端部がフロアサイドメンバ12の上面12uより低い位置にあるフロアクロスメンバ13に固定され、上端部が上面12uより高い位置にある車室の側壁部15に固定された補強部材30によって仕切られている。【選択図】図2


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    Title :

    VEHICULAR REAR BODY STRUCTURE


    Additional title:

    車両のリヤボディ構造


    Contributors:

    Publication date :

    2020-03-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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