Disclosed is an underfloor frame system for a vehicle, comprising: a main frame which is made by forming a carbon fiber composite and is shaped into a square frame to form a closed rectangular shape, wherein a front portion makes up a front bumper member, both sides make up side members from the front to the rear, and a rear portion makes up a rear bumper member; a front cross member for connecting the front portions of the side members in both sides of the main frame by crossing a vehicle in a lateral direction and a rear cross member for connecting the rear portions of the side members, wherein the front and rear cross members are made by forming a carbon fiber composite; and an additional side member which is made by forming a carbon fiber composite, is extended in the longitudinal direction of the vehicle, and is joined to the side members of the main frame.


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    Title :

    UNDER-FLOOR FRAME SYSTEM FOR VEHICLE


    Contributors:
    OH SE HEE (author) / CHOI HA RIM (author) / KIM GI HWAN (author) / CHOI CHI HOON (author)

    Publication date :

    2015-09-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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