To provide an axial beam vibration insulation bush which is easy in manufacturing, and excellent in durability.SOLUTION: In this vibration insulation bush, a pair of flange parts are formed at both end parts of a region which is held by a housing part of an inner shaft, a pair of flange opposing parts having internal peripheral faces which oppose external peripheral faces of a pair of the flange parts are formed at one external peripheral divided body at a side in at least a vehicle progress direction out of one set of the external peripheral divided bodies, and by the direct or indirect abutment of the external peripheral faces of a pair of the flange parts on the internal peripheral faces of a pair of the flange opposing parts, a relative displacement amount of the inner shaft and one set of the external peripheral divided bodies is limited.SELECTED DRAWING: Figure 3

    【課題】製造が容易で、耐久性に優れた軸はり用防振ブッシュを提供する。【解決手段】この防振ブッシュは、インナー軸のハウジング部により保持される領域の両端部に一対のフランジ部が形成され、一組の外周分割体のうち少なくとも車両進行方向側の一方の外周分割体には、一対のフランジ部それぞれの外周面に対向する内周面を有する一対のフランジ対向部が形成され、一対のフランジ部の外周面と一対のフランジ対向部の内周面との直接的または間接的な当接により、インナー軸と一組の外周分割体との相対変位量を制限するように構成されたものである。【選択図】図3


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    Title :

    AXIAL BEAM VIBRATION INSULATION BUSH


    Additional title:

    軸はり用防振ブッシュ


    Contributors:
    ITO HIROSHI (author) / IMAI TAKAHIRO (author)

    Publication date :

    2020-08-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    F16F SPRINGS , Federn / 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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