发明名称 |
Golf ball |
摘要 |
A golf ball includes a solid core and a cover of at least one layer; wherein each of a specific gravity of the solid core and a specific gravity of the cover is nearly equal to a value (S) of a relation expression given by S=W/[(pi/6)xD3], where W is a weight of the golf ball and D is a diameter of the golf ball. The golf ball can enhance the durability to increase the carry of the ball with less variations in carry of the ball.
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申请公布号 |
US2003045377(A1) |
申请公布日期 |
2003.03.06 |
申请号 |
US20010929065 |
申请日期 |
2001.08.15 |
申请人 |
BRIDGESTONE SPORTS CO., LTD. |
发明人 |
MASUTANI YUTAKA;HAYASHI JUNJI;YAMAGISHI HISASHI |
分类号 |
A63B37/00;A63B37/04;A63B37/12;(IPC1-7):A63B37/04;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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