The disclosure is related to a tread for a tire, this tread having a tread surface intended to come into contact with a roadway and comprising at least one groove of width W and depth P delimited by two facing lateral walls, these lateral walls being connected together by a groove bottom. At least one groove has a plurality of closing devices for reducing the running resonance noise generated by this groove, each closing device comprising at least two sets of flexible blades, a first set is connected to the bottom of the groove and is intended to flex around a first axis, and at least one second set connected to a lateral wall delimiting the groove, this second set being intended to flex around a second axis, this second axis being different than the first axis.
DISPOSITIF ATTENUATEUR DE BRUIT EN ROULAGE POUR PNEU
DEVICE FOR ATTENUATING ROAD NOISE FOR A TIRE
VORRICHTUNG ZUR DÄMPFUNG DES FAHRBAHNGERÄUSCHES FÜR EINEN REIFEN
2018-10-17
Patent
Electronic Resource
French
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen |