A bicycle bottom bracket assembly (50) is provided with a pair of bearing support members (55,56), and a pair of axle bearings (58,59) so that the bottom bracket assembly (50) is configured and arranged to be mounted into a hanger part (40) of a bicycle frame. The hanger part has opposite open ends. The bearing support members (55,56) are press-fitted into opposite open ends of the hanger part (40). The bearings (58,59) are retained in the bearing support members (55,56) such that the bearings are disposed inside of the hanger part (40) with outer races (58b,59b) of each of the bearings engaging one of the bearing support members (55,56). A crank axle (54) is rotatably supported within the hanger part (40) by inner races (58a,59a) of the bearings (58,59) with a first axial end portion of the crank axle (54) being disposed at one end of the hanger part and a second axial end portion of the crank axle (54) being disposed at the other end of the hanger part (40).


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    Titel :

    Bicycle bottom bracket assembly


    Weitere Titelangaben:

    Tretkurbellager-Anordnung
    Ensemble de pédalier


    Beteiligte:
    YAMANAKA MASAHIRO (Autor:in) / SHIRAISHI SHINGO (Autor:in) / TABE KOSHI (Autor:in)

    Erscheinungsdatum :

    2018-01-24


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B62K Fahrräder , CYCLES / B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer / G05G CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY , Steuer- oder Regelvorrichtungen oder Steuer- oder Regelsysteme gekennzeichnet ausschließlich durch mechanische Einzelheiten



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