The invention relates to a tyre having a predetermined mounting direction on the vehicle, comprising a tread (40) comprising at least one central rib (411-413) and two side ribs (421, 422), separated by circumferential slots (141-144), in which the side ribs are made from a first rubber composition filled with at least 50% carbon black and at least one of the two central ribs comprises a portion (4111, 4121) made from a second rubber composition filled with more than 50% carbon black, the axial width (LP) of said portion being greater than or equal to 20% of the axial width (LC) of the central rib in question; wherein the first rubber composition has a tan delta value (tan delta is measured at 0 DEG C and 0.7 MPa) that is below the tan delta value of said at least one second rubber composition.


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    Titel :

    Tyre comprising an improved tread


    Beteiligte:

    Erscheinungsdatum :

    2016-01-27


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen



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