发明名称 |
METALLIC GOLF CLUB HEAD |
摘要 |
<p>PROBLEM TO BE SOLVED: To provide a metallic golf club head having a face surface with comparatively low hardness for producing a soft hitting feeling and allowing an easy grip of a distance feeling especially in an approach shot and reducing reflection of light for comfortable use by a golfer. SOLUTION: In this metallic golf club head 1, a dark-colored oxide film 3 is formed without arranging any plated layer on the face surface 2, and its surface hardness is set to 300 Hv or less.</p> |
申请公布号 |
JP2002000779(A) |
申请公布日期 |
2002.01.08 |
申请号 |
JP20000191447 |
申请日期 |
2000.06.26 |
申请人 |
BRIDGESTONE SPORTS CO LTD;ENDO MFG CO LTD |
发明人 |
NISHITANI MASASHI;TAKEDA HITOSHI |
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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