A bead core of the present disclosure is an annular bead core, a cross-sectional shape of the bead wire is non-circular, in axial cross-sectional view, in the axial cross-sectional view, the bead wire has a periphery coated with a resin material, and the resin material is interposed between the bead wires. A manufacturing method of the bead core of the present disclosure is a manufacturing method to obtain the above bead core, comprising: a winding step of winding a plurality of times one or more resin-coated wires each comprising a bead wire having a non-circular cross-sectional shape and being coated with a resin material, and a joining step of joining the resin materials of the adjacently wound resin-coated wires to each other. A pneumatic tire of the present disclosure comprises a pair of bead portions, and the above bead core in each of the pair of bead portions.


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    Titel :

    BEAD CORE, MANUFACTURING METHOD OF THE SAME, AND PNEUMATIC TIRE


    Beteiligte:
    KON SEIJI (Autor:in) / KOUNO YOSHIHIDE (Autor:in)

    Erscheinungsdatum :

    26.03.2020


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE , Herstellen besonderer Gegenstände aus Kunststoff oder aus Stoffen in plastischem Zustand



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