The invention relates to a tyre for a wheel assembly comprising a rim and a tyre, said tyre including at least one carcass reinforcement (2) topped radially on the outside by a crown reinforcement (3) which is radially inside a tread (4) having two axially outermost ends, said crown reinforcement (3) being made up of at least one layer of reinforcement elements, said tread (4) being connected to two beads (5) via two sidewalls (6), said beads (5) being intended for engaging with a rim (7) having gutter tops (7b), each bead (5) including at least one circumferential reinforcement element, said sidewalls (6) including, on the outer surface thereof, a series of projections (8) alternating with recesses (9), the projections (8) being arranged on the surface of the sidewall (6) in a regular or irregular manner, in which each projection (8) extends continuously at least between a point A and a point D, and wherein each projection (8) comprises at least one cut-out (11) positioned between point A and point D, the at least one cut-out (11) being formed transversely relative to the projection (8) in an area with maximum extension stress of the material of said projection (8) under nominal load and pressure conditions.


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    Title :

    PNEUMATIQUE AUX FLANCS RENFORCÉS RÉSISTANT AUX ATTAQUES CHIMIQUES


    Additional title:

    TYRE WITH CHEMICALLY RESISTANT REINFORCED SIDEWALLS
    REIFEN MIT CHEMISCH RESISTENTEN VERSTÄRKTEN SEITENWÄNDEN


    Contributors:

    Publication date :

    2020-07-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    French


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen



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