Three-piece solid golf ball
AssigneeBridgestone Sports Co., Ltd.
InventorsHisashi Yamagishi, Hiroshi Higuchi, Junji Hayashi, Nobuhiko Matsumura, Kunitoshi Ishihara
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Abstract
In a three-piece solid golf ball of the three layer structure consisting of a solid core, an intermediate layer, and a cover, the solid core has a distortion of at least 2.5 mm under a load of 100 kg. The Shore D hardness of the intermediate layer is at least 13 degrees higher than the Shore D hardness of the cover. The ball as a whole has an inertia moment of at least 83 g-cm.sup.2. The desirable properties of spin, feel, control and rolling are obtained.
Claims14
A three-piece solid golf ball of the three layer structure consisting of a solid core, an intermediate layer, and a cover, wherein said solid core has a distortion of at least 2.5 mm under a load of 100 kg, the Shore D hardness of said intermediate layer is at least 13 degrees higher than the Shore D hardness of said cover, and the ball as a whole has an inertia moment of at least 83 g-cm.sup.2.
Dependencies are inferred from the claim text.