Schwerlastreifen

Details

Veröffentlichungs-Nr.

EP4520550

Aktenzeichen

EP24196207

Anmeldetag

23. August 2024

Veröffentlichung

28. Januar 2026

Erteilung

28. Januar 2026

Rechtsraum

EP

IPC

B60C11/03B60C11/12

Abstract

The present invention relates to a heavy duty tire including a tread portion 2 which includes a pair of crown circumferential grooves 3 and a crown region 4. The crown region 4 includes a plurality of crown land portions 5 demarcated by a circumferential sipe 8. At least one of the crown land portions 5 is a first crown land portion 5A on which a plurality of lateral sipes 10 fully crossing a tread surface of the crown land portion 5 in a tire axial direction are provided. The lateral sipes 10 include first lateral sipes 11 and second lateral sipes 12. Each first lateral sipe 11 has a constant depth over an entire range in a sipe length direction thereof. Each second lateral sipe 12 includes a shallow bottom portion 15 located in a center portion in a sipe length direction thereof, where a depth thereof is partially reduced.

Anmelder

Firma

Sumitomo Rubber Industries, Ltd.

Land

🇯🇵 Japan

Fachgebiete