发明名称 Golf club head
摘要 This invention provides a golf club head including a head main body, a face plate and a hollow portion. The head main body includes an opening in a face portion, and the opening is provided with a plurality of pawls to receive the face plate which is to fit in the opening. The pawls include a large pawl and a small pawl. The large pawl is arranged in each of a heel-side upper portion and a toe-side lower portion and the small pawl is arranged in at least either one of a heel-side lower portion and a toe-side upper portion when the opening is divided into four vertically and horizontally about a face center as the center. The face plate is fitted in the opening and fixed by welding.
申请公布号 US7686706(B2) 申请公布日期 2010.03.30
申请号 US20080106490 申请日期 2008.04.21
申请人 BRIDGESTONE SPORTS CO., LTD. 发明人 MATSUNAGA HIDEO;KUBOTA MAKOTO;HIRUTA MASAOMI
分类号 A63B53/04 主分类号 A63B53/04
代理机构 代理人
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