A pneumatic tire tread capable of mitigating air column resonance and maintaining drainage performance while ensuring that the flexible fences are abraded to a similar extent to the tread portion is formed from a rubber composition and has a tread portion, in which is formed at least one primary groove of depth D and width W having a base surface and two opposing walls, and multiple flexible fences of thickness E, which extend inside the primary groove such that at least 70% of the cross-sectional area of the primary groove is blocked and which are disposed at intervals such that at least one of the multiple flexible fences is in the primary groove in the tread contact patch when the tire is rolling, wherein the multiple flexible fences are formed from at least a rubber composition for fences that is different from the rubber composition for the tread portion; and the rubber composition for fences has an abrasion index that is more than or equal to twice the abrasion index of the rubber composition of the tread portion.


    Access

    Download


    Export, share and cite



    Title :

    Pneumatic tire tread


    Contributors:

    Publication date :

    2016-03-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen



    PNEUMATIC TIRE TREAD AND PNEUMATIC TIRE WITH SAID TREAD

    FUKUDA KENJI | European Patent Office | 2020

    Free access

    PNEUMATIC TIRE TREAD AND PNEUMATIC TIRE WITH SUCH TREAD

    KANEKO SUITI | European Patent Office | 2018

    Free access

    PNEUMATIC TIRE TREAD AND PNEUMATIC TIRE WITH SAID TREAD

    FUKUDA KENJI | European Patent Office | 2017

    Free access

    PNEUMATIC TIRE TREAD AND PNEUMATIC TIRE HAVING SAID TREAD

    KANEKO SHUICHI | European Patent Office | 2015

    Free access

    PNEUMATIC TIRE TREAD AND PNEUMATIC TIRE WITH SAID TREAD

    FUKUDA KENJI | European Patent Office | 2015

    Free access