Reifenlauffläche

Details

Veröffentlichungs-Nr.

EP3689641

Aktenzeichen

EP19218154

Anmeldetag

19. Dezember 2019

Veröffentlichung

2. Juni 2021

Erteilung

2. Juni 2021

Rechtsraum

EP

IPC

B60C11/03B60C11/04

Abstract

A tire capable of exhibiting excellent noise performance is provided. The tire includes a tread portion 2. At least one first groove 10 is provided on a ground-contact surface of the tread portion 2. The first groove 10 has a stepped shape in which lateral portions 15 extending in a tire axial direction and longitudinal portions 20 extending in a tire circumferential direction are alternately arranged in a longitudinal direction of the first groove 10. The number of the lateral portions 15 included in the first groove is at least three. The lateral portions 15 extend at an angle of 10° or less relative to the tire axial direction. The longitudinal portions 20 extend at an angle of 10° or less relative to the tire circumferential direction. The longitudinal portions 20 are not connected to any main groove continuously extending in the tire circumferential direction.

Anmelder

Firma

Sumitomo Rubber Industries, Ltd.

Land

🇯🇵 Japan

Fachgebiete