A pneumatic tyre includes a tread portion being provided with a land portion (4A) divided by a main groove (3A) extending continuously in a tyre circumferential direction. The land portion (4A) is provided with two or more sipes (10, 11, 13) having a width less than 1.5 mm on a ground contacting surface of the land portion and two or more groove elements (9, 15) having a width equal to or more than 1. 5 mm on the ground contacting surface. Lengths (La, L4, L3) in a tyre axial direction of the groove elements are equal to or less than 15% of a maximum width (Ws) in the tyre axial direction of the ground contacting surface (4a) of the land portion (4A), and at least one of the sipes (11, 10) is in communication with one of the groove elements (9, 15).
PNEUMATIC TYRE, TYRE MOLD AND METHOD FOR MANUFACTURING PNEUMATIC TYRE USING THE SAME
LUFTREIFEN, REIFENFORM UND VERFAHREN ZUR HERSTELLUNG EINES LUFTREIFENS UNTER VERWENDUNG DAVON
PNEUMATIQUE, MOULE DE PNEUMATIQUE ET PROCÉDÉ DE FABRICATION D'UN PNEUMATIQUE L'UTILISANT
2021-11-17
Patent
Electronic Resource
English
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