发明名称 Extendable golf club having interlockable spacer segments
摘要 An extendable golf club having threadably intercoupled upper and lower shaft sections. The golf club can be extended by threadably coupling one or more spacers between the upper and lower shaft sections and tightening a set screw into engagement with a spacer.
申请公布号 US7172514(B2) 申请公布日期 2007.02.06
申请号 US20050160547 申请日期 2005.06.28
申请人 ON TRACK SPORTS, L.L.C. 发明人 BENSON SHAWN B.
分类号 A63B53/12;A63B22/00;A63B49/08;A63B53/06;A63B53/10;A63B53/16;A63B69/36 主分类号 A63B53/12
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