Golfball

Details

Veröffentlichungs-Nr.

EP4282496

Aktenzeichen

EP23170357

Anmeldetag

27. April 2023

Veröffentlichung

15. Oktober 2025

Erteilung

15. Oktober 2025

Rechtsraum

EP

IPC

C08K5/13A63B37/00C08K5/098

Abstract

An object of the present disclosure is to provide a golf ball having excellent flight distance on driver shots and good spin rate on middle iron shots. The present disclosure provides a golf ball comprising a spherical core and a cover, wherein a hardness difference (C1-C0), a hardness difference (C2-C1), a hardness difference (C3-C2) and a hardness difference (C4-C3) are more than 0 and 6.0 or less, a hardness difference (C5-C4) is 5.0 or more, and a hardness difference (C6-C5), a hardness difference (C7-C6) and a hardness difference (C8-C7) are more than 0 and 3.5 or less where C0 (center), C1, C2, C3, C4, C5, C6, C7 and C8 (surface) are a Shore C hardness at each point from the center obtained by dividing a radius of the spherical core into equal eight parts

Anmelder

Firma

Sumitomo Rubber Industries, Ltd.

Land

🇯🇵 Japan

Fachgebiete