Motorradreifen

Details

Veröffentlichungs-Nr.

EP4368413

Aktenzeichen

EP23206869

Anmeldetag

31. Oktober 2023

Veröffentlichung

27. August 2025

Erteilung

27. August 2025

Rechtsraum

EP

IPC

B60C1/00B60C11/00

Abstract

A motorcycle tire includes a tread portion between a pair of tread edges. The tread portion includes a tread rubber forming a tread surface. The tread rubber includes a first rubber layer comprising a first rubber and forming the tread surface, and a second rubber layer comprising a second rubber and being adjacent inwardly in a tire radial direction of the first rubber layer. A loss tangent tan δa of the first rubber at 100 degrees C is smaller than a loss tangent tan δb of the second rubber at 100 degrees C. A glass transition temperature of the first rubber is lower than a glass transition temperature of the second rubber.

Anmelder

Firma

Sumitomo Rubber Industries, Ltd.

Land

🇯🇵 Japan

Fachgebiete