The aim of the invention is to increase the endurance of tyres comprising 2 crossed working layers (41, 42), comprising strengthening elements consisting of single metal wires or monofilaments that have a section at least equal to 0.20 mm and at most equal to 0.5 mm. At least one of the two axially outer portions of the tread comprises a rubber material M1 having a shore hardness at least equal to 48 and at most equal to 60, and a dynamic property tan (d) max measured at 23°C at least equal to 0.12 and at most equal to 0.30. The axially outer notches (24) of said at least one axially outer portion (22, 23) comprising the rubber material M1 having a depth D at least equal to 5 mm and a width W at most equal to 2 mm.
PNEUMATIQUE À ARCHITECTURE ET BANDE DE ROULEMENT OPTIMISÉES
TYRE WITH OPTIMISED ARCHITECTURE AND TREAD
REIFEN MIT OPTIMIERTER ARCHITEKTUR UND LAUFFLÄCHE
2021-08-11
Patent
Electronic Resource
French
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen |
PNEUMATIQUE A ARCHITECTURE ET BANDE DE ROULEMENT OPTIMISEES
European Patent Office | 2018
|PNEUMATIQUE À ARCHITECTURE ET BANDE DE ROULEMENT OPTIMISÉES
European Patent Office | 2018
|PNEUMATIQUE A ARCHITECTURE ET BANDE DE ROULEMENT OPTIMISEES
European Patent Office | 2018
|