PROBLEM TO BE SOLVED: To successfully absorb noise of a railroad vehicle while curbing increases in the number of components and man-hours for assembling the railroad vehicle without reducing a passenger compartment space in a railroad vehicle body.SOLUTION: In a railroad vehicle body which has an underframe, a side body structure and a roof body structure, at least one of the underframe, the side body structure and the roof body structure has an outer plate section facing an outside of the railway vehicle body and a reinforcement section which is connected to an inner face of the outer plate section and forms at least one inner space between the same and the outer plate section. The outer plate section has at least one acoustic absorption hole communicated with the inner space.SELECTED DRAWING: Figure 2

    【課題】車体の客室空間を狭小化させず、かつ、部品点数及び車両組立工数の増加を防止しながら、鉄道車両の騒音を良好に吸音する。【解決手段】台枠と、側構体と、屋根構体とを備えた鉄道車両の車体において、前記台枠、前記側構体及び前記屋根構体の少なくとも1つは、車外に面する外板部と、前記外板部の内側面に接続されて且つ前記外板部との間で少なくとも1つの内部空間を形成する補強部と、を有し、前記外板部には、前記内部空間に連通する少なくとも1つの吸音孔が形成されている。【選択図】図2


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    Titel :

    RAILROAD VEHICLE BODY


    Weitere Titelangaben:

    鉄道車両の車体


    Beteiligte:
    AKIYAMA SATORU (Autor:in) / YAMADA JOJI (Autor:in) / HATA SHINICHIRO (Autor:in) / OHASHI YOSHIKAZU (Autor:in) / KIMURA SHINYA (Autor:in)

    Erscheinungsdatum :

    29.06.2017


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES / 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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