PROBLEM TO BE SOLVED: To enable a load from a seat to be effectively supported.SOLUTION: A vehicle body frame structure of a motorcycle includes: a main frame 13 extending rearward from a head pipe to be subsequently curved and extend downward and having rigidity by which an engine can be suspended; a pair of right and left seat rails 15 which are connected to near a curved portion 13B of the main frame 13 to extend rearward and on which a seat is mounted, the seat frames 15 being provided at the side to be connected to the main frame 13; and a front seat bridge 30 connecting the pair of seat rails 15. The front seat bridge 30 is configured to be connected to a lower extending portion 13C of the main frame 13 with a square pipe 45.SELECTED DRAWING: Figure 2

    【課題】シートからの荷重を効果的に支持できること。【解決手段】ヘッドパイプから後方へ延びた後に湾曲して下方へ延在し、エンジンを懸架可能な剛性を備えたメインフレーム13と、このメインフレーム13の湾曲部位13B付近に接合されて後方へ延び、シートを載置する左右一対のシートレール15と、これらのシートレール15がメインフレーム13と接合される側に設けられて、一対のシートレール15を連結するフロントシートブリッジ30と、を有する自動二輪車の車体フレーム構造であって、フロントシートブリッジ30が、メインフレーム13の下方延在部位13Cに角パイプ45を用いて接合されて構成されたものである。【選択図】 図2


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    Title :

    VEHICLE BODY FRAME STRUCTURE OF MOTORCYCLE AND MOTORCYCLE


    Additional title:

    自動二輪車の車体フレーム構造及び自動二輪車


    Contributors:

    Publication date :

    2018-07-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B62K Fahrräder , CYCLES



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