发明名称 MULTIPIECE SOLID GOLF BALL
摘要 <p>PROBLEM TO BE SOLVED: To provide a golf ball which provides a large carry, has excellent controllability, improves a feeling and contributes to an improvement in durability. SOLUTION: This golf ball is constituted to have a solid core and covers consisting of two inside and outside layers covering this solid core. In such a case, the deformation quantity of the solid core when the core is loaded with 100 kg is >=2.7 mm and the inner cover layer is mainly composed of a thermoplastic polyester elastomer and is formed to have a Shore D hardness of 28 to 58. Further, the outer cover layer is mainly composed of a thermoplastic polyurethane elastomer and is formed to have a Shore D hardness of 30 to 55.</p>
申请公布号 JPH11104270(A) 申请公布日期 1999.04.20
申请号 JP19970307969 申请日期 1997.10.22
申请人 BRIDGESTONE SPORTS CO LTD 发明人 HIGUCHI HIROSHI;ICHIKAWA YASUSHI;YAMAGISHI HISASHI;HAYASHI JUNJI;KAWADA AKIRA
分类号 A63B37/00;A63B37/04;A63B37/12;A63B45/00;(IPC1-7):A63B37/00 主分类号 A63B37/00
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