发明名称 |
GOLF CLUB HEAD |
摘要 |
A golf club head of this invention includes a sole portion and a face portion. The golf club head includes a metal member that forms the face portion. The surface of the metal member includes a plurality of score lines, and undulations continuously formed in the up-down direction of the face portion. The pitch between adjacent apexes of the undulations exceeds 3 mm. The score lines are formed at the apexes of the undulations. |
申请公布号 |
US2015133234(A1) |
申请公布日期 |
2015.05.14 |
申请号 |
US201414457744 |
申请日期 |
2014.08.12 |
申请人 |
BRIDGESTONE SPORTS CO., LTD. |
发明人 |
BAN Wataru;KOMATSU Atsushi |
分类号 |
A63B53/04 |
主分类号 |
A63B53/04 |
代理机构 |
|
代理人 |
|
主权项 |
1. A golf club head including a sole portion and a face portion, comprising:
a metal member that forms said face portion, wherein a surface of said metal member comprises: a plurality of score lines; and undulations continuously formed in an up-down direction of said face portion, a pitch between adjacent apexes of said undulations exceeds 3 mm, and said score lines are formed at the apexes of said undulations. |
地址 |
Tokyo JP |