发明名称 GOLF CLUB STRIKING PLATE WITH VARIABLE BULGE AND ROLL
摘要 <p>A golf club head (20) having a striking plate (30) with variable roll radius of curvature and a variable bulge radius of curvature is disclosed herein. The striking plate (30) preferably has a large surface area which requires correction of off-center shots and generally extends from a heel end (32) to a toe end (34) of the front of the golf club head (20). The striking plate (30) may be used on a fairway wood-type golf club head or a driver-type golf club head. The striking plate (30) is preferably composed of steel or titanium.</p>
申请公布号 WO0200308(A8) 申请公布日期 2002.06.20
申请号 WO2001US20610 申请日期 2001.06.26
申请人 CALLAWAY GOLF COMPANY 发明人 HELMSTETTER, RICHARD, C.;CLEVELAND, ROGER, C.;EVANS, D., CLAYTON;SMITH, GARTH, W.
分类号 A63B53/04;(IPC1-7):A63B53/04 主分类号 A63B53/04
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