发明申请
- 专利标题： GOLF CLUB HEAD
- 专利标题（中）： 高尔夫俱乐部头
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申请号： US11780778申请日： 2007-07-20
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公开(公告)号： US20080020859A1公开(公告)日： 2008-01-24
- 发明人: Hisashi Yamagishi , Yasunori Imamoto
- 申请人： Hisashi Yamagishi , Yasunori Imamoto
- 申请人地址： JP Tokyo
- 专利权人： BRIDGESTONE SPORTS CO., LTD.
- 当前专利权人： BRIDGESTONE SPORTS CO., LTD.
- 当前专利权人地址： JP Tokyo
- 优先权： JP2006-200836 20060724
- 主分类号： A63B53/04
- IPC分类号： A63B53/04
摘要：
The present invention provides a golf club head that can hit a ball with a sufficiently large amount of backspin. The golf club head according to the present invention is an iron type golf club head made of a metal and including a flat face. A plurality of traces are formed by milling on the face. The pitch of the traces is between 0.1 mm and 1 mm.
公开/授权文献
- US07695377B2 Golf club head 公开/授权日：2010-04-13
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