发明名称 Golf ball
摘要 The present invention provides a golf ball comprising a golf ball body with a spherical core having one or more layers, an intermediate layer disposed outside the spherical core and a cover disposed outside the intermediate layer and a paint film formed on a surface of the golf ball body, and having a friction coefficient calculated using a contact force tester of 0.35 or more and 0.60 or less, wherein the golf ball body has specific plurality of dimples on the surface thereof, at least one layer of the spherical core is a rubber layer having a specific hardness distribution, and the rubber layer has a hardness at the outermost point which is greater than a hardness at the innermost point, and the intermediate layer has a slab hardness (Hm) which is greater than a slab hardness (Hc) of the cover.
申请公布号 EP2668980(A3) 申请公布日期 2014.09.03
申请号 EP20130169602 申请日期 2013.05.29
申请人 DUNLOP SPORTS CO., LTD. 发明人 ISOGAWA, KAZUHIKO;TACHIBANA, KOSUKE;SAJIMA, TAKAHIRO;TARAO, TOSHIYUKI
分类号 A63B37/00 主分类号 A63B37/00
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