Schwerlastluftreifen

Details

Veröffentlichungs-Nr.

EP4180241

Aktenzeichen

EP22206279

Anmeldetag

9. November 2022

Veröffentlichung

23. Oktober 2024

Erteilung

23. Oktober 2024

Rechtsraum

EP

IPC

B60C9/20B60C9/18

Abstract

Provided is a heavy duty pneumatic tire 2 that can achieve stabilization of a ground-contact shape and reduction of a load acting on a tread portion. The tire 2 includes a tread 4, a pair of sidewalls 6, a pair of beads 8, a carcass 12, a belt 38, and a buffer layer 20. The buffer layer 20 includes a sheet portion 60 and a pair of hump portions 62 located axially outward of the sheet portion 60 and thicker than the sheet portion 60. Each of the pair of hump portions 62 has a maximum thickness at an end 38e of the belt 38. The sheet portion 60 is stacked on the carcass 12, and a first belt ply 42A of the belt 38 is stacked on the sheet portion 60.

Anmelder

Firma

Sumitomo Rubber Industries, Ltd.

Land

🇯🇵 Japan

Fachgebiete