A pneumatic tire comprises a tread block having a top face provided with a three-dimensional sipe, the sipe extendi ng along its longitudinal di rection with an angle of 0 to 45 degrees with respect to a tire axial direction, the sipe having a fist opening configuration extendi ng i n a wavy manne with amplitude w and a cycle a1 in a cross sectional view of the block parallel to the top face, the sipe having a second opening configuration exteriding in a wavy manner with amplitude w and a cycle a2 in a cross sectional view of the block perpendicular to the longitudinal direction of the sipe, and the sipe satisfying the following relation (1) in a rectangular coordinate system in which the x-axis corresponds to the longitudinal direction, the z-axis corresponds to a depth direction of the sipe: y = W sin 2 À x / a 1 + 2 À z / a 2 + ¸ .


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    Title :

    Pneumatic tire with tread having three dimensional sipes


    Contributors:

    Publication date :

    2016-09-06


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen



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