发明名称 |
Golf ball |
摘要 |
In a golf ball comprising a core and a cover, the cover is formed of a cover stock based on a mixture of an ionomer resin and a thermoplastic polyurethane elastomer and having a hardness of at least 55 as measured by a ASTM D2240 type D durometer. The cover stock avoids any discoloration upon long-term UV exposure and is easy to mold. The ball has advantages including moderate backspin upon driver shots, good travel distance performance, and durability against repetitive hits.
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申请公布号 |
US6569037(B2) |
申请公布日期 |
2003.05.27 |
申请号 |
US20010986154 |
申请日期 |
2001.11.07 |
申请人 |
BRIDGESTONE SPORTS CO., LTD. |
发明人 |
ICHIKAWA YASUSHI;TAKESUE RINYA;TAKEHANA EIJI |
分类号 |
A63B37/00;A63B37/12;C08G18/73;C08G18/75;(IPC1-7):A63B37/12;A63B37/14 |
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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