A tire tread (1) having a tread pattern depth Hm, with at least two longitudinally oriented grooves (31, 41, 42), at least one of them being a complex groove (31), that in the new state, is alternately external cavities (311) that open onto the tread surface and internal cavities (312) that are hidden within the thickness of the tread. The external cavities (311) have a mean longitudinal length Lm, a depth at least equal to 0.9 Hm, and are separated by internal cavities having a mean longitudinal length Li, Li being at least equal to 0.5*Lm and at most equal to 2*Lm. At least one rib (21) in the longitudinal direction and delimited by a complex groove with transverse sipes (5) made at a mean spacing Pm. The spacing Pm of the transverse sipes is at most equal to the mean longitudinal length Lm of the external cavities (311).


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    Titel :

    BANDE DE ROULEMENT DE PNEUMATIQUE COMPRENANT DES RAINURES COMPLEXES ET DES INCISIONS


    Weitere Titelangaben:

    TYRE TREAD COMPRISING SIPES AND COMPLEX GROOVES
    REIFENLAUFFLÄCHE MIT FEINEINSCHNITTEN UND KOMPLEXEN RILLEN


    Beteiligte:
    DJABOUR WALID (Autor:in) / BELARBI HOURIA (Autor:in)

    Erscheinungsdatum :

    18.01.2023


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Französisch


    Klassifikation :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen



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