发明名称 Golf club with stable face angle
摘要 A golf club having a golf club head 20 with a keel zone that makes the actual face angle of the golf club appear differently when the golf club is at address. The golf club head 20 has a keel zone that is preferably 0.5 inch wide in the fore- aft direction and 1.0 inch wide in the heel-toe direction, which changes the appearance of the face angle while the golf club is at address.
申请公布号 US8496543(B2) 申请公布日期 2013.07.30
申请号 US201213668462 申请日期 2012.11.05
申请人 CALLAWAY GOLF COMPANY 发明人 CACKETT MATT;HOCKNELL ALAN
分类号 A63B53/04 主分类号 A63B53/04
代理机构 代理人
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