The present invention relates to a pneumatic radial tire including a bead portion composed of a bead bundle made by coating a plurality of bead wires with bead rubber. More particularly, the present invention relates to a pneumatic radial tire and a manufacturing method thereof that improves the durability of the bead portion by wrapping a high strength PET textile cord around the outer periphery of the bead wire.

    본 발명은 복수개의 비드 와이어에 비드 고무를 피복하여 이루어진 비드 번들로 구성된 비드부를 포함하는 공기입 레디얼 타이어에 있어서 상기 비드 와이어의 외주면에 고강도 PET 텍스타일 코드를 둘러싸여 보강함으로써, 비드부의 내구성이 향상된 공기입 레디얼 타이어 및 이의 제조방법에 관한 것이다.


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    Title :

    PNEUMATIC RADIAL TIRE WITH IMPROVED BEAD AND MANUFACTURING METHOD THEREOF


    Additional title:

    비드부가 보강된 공기입 레디얼 타이어 및 이의 제조방법


    Contributors:
    KIM HAN SOL (author)

    Publication date :

    2024-01-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen



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