A tire including a belt having a steel cord belt layer, and a bandage externally bearing radially on the belt. The bandage includes a rubber strip containing reinforcement cord. This rubber strip is wound about the belt at least from one axial belt end up to at least the other axial belt end, the ratio of the axial winding component to the circumferential winding component along the rubber strip is less than 0.01, and, over at least 70% of the axial belt width, does not vary by more than 2%. The spacing of two neighboring cords in two adjacent portions of the wound rubber strip at each circumferential position does not vary by more than 5% compared to the spacing of the cords in the rubber strip. The cords in the bandage are subjected to tension of at least 3 N/mm2 over at least 25% of the axial belt width.
PNEUMATIC VEHICLE TYRE WITH BELT BANDAGE
23.05.2024
Patent
Elektronische Ressource
Englisch
DUPLEX CORD FOR USE AS A REINFORCEMENT IN A BELT BANDAGE OF A PNEUMATIC VEHICLE TYRE
Europäisches Patentamt | 2024
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