PROBLEM TO BE SOLVED: To provide a railroad vehicle truck frame having a structure that is capable of reducing stress concentration during attaching of a bracket for fitting a drive unit or a brake within a narrow range to the truck frame.SOLUTION: A railroad vehicle truck frame 100 provided with: a motor suspension frame 151 that has a traverse beam 120 and a side beam 110 and supports a motor 210 provided to power a railroad vehicle; and a gear box suspension bracket 156 that supports a gear box 200 connected to the axle 201 of the railroad vehicle is provided with a complex bracket 150 in which the motor suspension bracket 151 and the gear box suspension bracket 156 have an integrated common base part 155. The complex bracket 150 is welded to the traverse beam 120.SELECTED DRAWING: Figure 1

    【課題】狭い範囲で駆動装置や制動装置を取り付けるためのブラケットを台車枠に設けるにあたって応力集中が緩和可能な構造の鉄道車両用台車枠の提供。【解決手段】横梁120と側梁110を有し、鉄道車両の動力として備えられるモータ210を支持するモータ吊ブラケット151と、鉄道車両の車軸201に接続される歯車箱200を支持する歯車箱吊ブラケット156とを備える鉄道車両用台車枠100において、モータ吊ブラケット151と歯車箱吊ブラケット156が、一体化した共通の基部155を持つ複合ブラケット150を備え、複合ブラケット150が、横梁120に溶接される。【選択図】図1


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    Titel :

    RAILROAD VEHICLE TRUCK FRAME


    Weitere Titelangaben:

    鉄道車両用台車枠


    Beteiligte:
    KUNII TOSHIKI (Autor:in) / MIYAZAWA HIDEAKI (Autor:in) / TAMAGAWA YUSUKE (Autor:in)

    Erscheinungsdatum :

    2017-05-18


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B61F Untergestelle für Schienenfahrzeuge, z.B. Fahrgestellrahmen, Drehgestelle oder Anordnungen der Radsätze , RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES



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