发明名称 Golf club shaft
摘要 A golf club shaft having an exterior with a non-circular cross-section along at least a portion of its length is disclosed. In one embodiment, the cross-section of the exterior of the shaft along an intermediate portion of the shaft between the butt end and the tip end is non-circular. In this embodiment, the cross-section of the exterior of the shaft at the end regions containing the butt and tip ends of the shaft may be circular. The cross-section of the intermediate portion may be any suitable shape, such as a symmetrical shape. In one version of such an embodiment, the cross-section of the exterior of the shaft along an intermediate portion of the shaft is substantially triangular in configuration.
申请公布号 US2007155531(A1) 申请公布日期 2007.07.05
申请号 US20050324067 申请日期 2005.12.30
申请人 BAMBER JEFFREY V 发明人 BAMBER JEFFREY V.
分类号 A63B53/12;A63B53/10 主分类号 A63B53/12
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