发明名称 |
Golf club head and its manufacturing method |
摘要 |
A golf club head includes a first metallic member, a second metallic member having different thickness from the first metallic member, and a part where the first and second metallic members are welded by plasma welding, laser welding or electron beam welding. A gap between the first and second metallic members is filled up with another metal material besides the first and second metallic members.
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申请公布号 |
US2006135286(A1) |
申请公布日期 |
2006.06.22 |
申请号 |
US20050304679 |
申请日期 |
2005.12.16 |
申请人 |
BRIDGESTONE SPORTS CO., LTD. |
发明人 |
IMAMOTO YASUNORI;YAMAGISHI HISASHI;MATSUNAGA HIDEO |
分类号 |
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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