The tread has a primary groove which is provided with a plurality of closing devices including flexible fences. At least one first flexible fence has a thickness t1 and extends from a groove bottom. At least one second flexible fence has a thickness t2 and extends from one groove sidewall toward the other. The second flexible fence forms an angle A1 between an imaginary line connecting a free end of the second flexible fence and a bottom edge of the second flexible fence and an imaginary line extending from the free end of the top edge in a tire radial direction. A width wb1 of the first flexible fence is at most equal to 45% of a width WB of the primary groove, and a width wb2 of the second flexible fence at the bottom edge is at most equal to 40% of the width WB.


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    Titel :

    A NOISE REDUCING TREAD


    Weitere Titelangaben:

    GERÄUSCHMINDERNDE LAUFFLÄCHE
    BANDE DE ROULEMENT RÉDUISANT LE BRUIT


    Beteiligte:
    TEZUKA TAKASHI (Autor:in)

    Erscheinungsdatum :

    2019-09-18


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen



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