Schwerlastreifen

Details

Veröffentlichungs-Nr.

EP4467360

Aktenzeichen

EP24168877

Anmeldetag

8. April 2024

Veröffentlichung

29. Oktober 2025

Erteilung

29. Oktober 2025

Rechtsraum

EP

IPC

B60C11/03B60C11/12B60C11/13

Abstract

A heavy duty tire 2 includes a tread 4. The tread 4 includes a crown circumferential main groove 14 and shoulder circumferential main grooves 12. The tread 4 includes crown land portions 20 and shoulder land portions 22. Each crown land portion 20 has a crown narrow groove 24. Each crown land portion 20 has crown narrow land portions 34. Each crown narrow land portion 34 has crown sipes 40 shallower than the crown circumferential main groove 14 and the crown narrow groove 24. The crown narrow groove 24 includes a body portion main body 32 and an enlarged width portion 28. A locus LB of a groove bottom 12T in each shoulder circumferential main groove 12 includes inner peaks LBu and outer peaks LBs, and extends in a zigzag manner while passing through the inner peaks LBu and the outer peaks LBs alternately in a circumferential direction.

Anmelder

Firma

Sumitomo Rubber Industries, Ltd.

Land

🇯🇵 Japan

Fachgebiete