发明名称 |
Multi-piece solid golf ball |
摘要 |
In a multi-piece solid golf ball comprising a solid core, an intermediate layer, and a cover, the intermediate layer is formed mainly of a thermoplastic resin and has a Shore D hardness of 8-35, and the cover is formed of a cover stock comprising a thermoplastic resin and an optional inorganic filler. The Shore D hardness of the cover is at least 25 units higher than that of the intermediate layer. The ball has a very soft pleasant feel upon approach shots and putting and an increased flight distance upon full shots with a driver.
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申请公布号 |
US6299551(B1) |
申请公布日期 |
2001.10.09 |
申请号 |
US19990389324 |
申请日期 |
1999.09.03 |
申请人 |
BRIDGESTONE SPORTS CO., LTD. |
发明人 |
HIGUCHI HIROSHI;YAMAGISHI HISASHI;HAYASHI JUNJI;KASHIWAGI SHUNICHI;KAWATA AKIRA |
分类号 |
A63B37/00;A63B37/06;(IPC1-7):A63B37/06 |
主分类号 |
A63B37/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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