发明授权
- 专利标题： Selectively balanced golf club heads and method of head selection
- 专利标题（中）： 选择性平衡的高尔夫球杆头和头部选择方法
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申请号： US580479申请日： 1996-01-22
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公开(公告)号： US5755624A公开(公告)日： 1998-05-26
- 发明人: Richard C. Helmstetter
- 申请人： Richard C. Helmstetter
- 申请人地址： CA Carlsbad
- 专利权人： Callaway Golf Company
- 当前专利权人： Callaway Golf Company
- 当前专利权人地址： CA Carlsbad
- 主分类号： A63B53/04
- IPC分类号： A63B53/04
摘要：
A golf club head comprising a shell having toe and heel portions; a front wall defining a forward facing ball-striking face; and top and bottom walls, the bottom wall being metallic and having at least one local zone of relatively greater thickness, remaining extent of the bottom wall having thickness substantially less than the local zone of relatively greater thickness.
公开/授权文献
- US4568197A Time piece 公开/授权日：1986-02-04