发明名称 |
Golf club head |
摘要 |
This golf club head is constituted by a front part 1 including a face portion 2 and a crown main portion 3, and a back part 10 forming the remaining portion of the golf club head. A metal material forming the front part 1 has lower Young's modulus than that of a metal material forming the back part 10. The front part 1 and the back part 10 are welded. The thickness of the center of the face portion 2 is larger than the thickness of the periphery thereof. The thickness of the vicinity of a highest point 3A of the crown is small.
|
申请公布号 |
US2002091015(A1) |
申请公布日期 |
2002.07.11 |
申请号 |
US20010981731 |
申请日期 |
2001.10.19 |
申请人 |
BRIDGESTONE SPORTS CO., LTD. |
发明人 |
SEKI TERUAKI;HIRUTA MASAOMI;MATSUNAGA HIDEO |
分类号 |
A63B53/04;(IPC1-7):A63B53/04 |
主分类号 |
A63B53/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|