发明名称 |
Golf club head |
摘要 |
In construction of a golf club head having a fiber reinforced plastic shell, the neck section of the shell provides the first hold and an inward bulge on the sole side section of the shell provides the second hold, both for the club shaft so that presence of a dual hold joint structure enables effectual energy transmission at hitting balls and reliably prevents accidental separation of the club head from the club shaft.
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申请公布号 |
US4624460(A) |
申请公布日期 |
1986.11.25 |
申请号 |
US19840592246 |
申请日期 |
1984.03.22 |
申请人 |
NIPPON GAKKI SEIZO KABUSHIKI KAISHA |
发明人 |
MURASE, YOSHIHIKO;NISHIMURA, SEIYA;TOMITA, OSAMU |
分类号 |
A63B53/04;(IPC1-7):A63B53/04 |
主分类号 |
A63B53/04 |
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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