发明名称 Golf swing formation aid
摘要 A golf swing formation aid has a resilient cushion sandwiched between two additional resilient cushions, with sleeves to receive the arms of a golfer holding a golf club to provide between the arms a predetermined spacing during a swing of the golf club by the golfer. A differential in the resilience of the cushions allows for accommodation of the movement of the arms during the swing while maintaining the predetermined spacing. The cushions have different degrees of resilience.
申请公布号 US2011009203(A1) 申请公布日期 2011.01.13
申请号 US20090460087 申请日期 2009.07.13
申请人 CLAWSON THOMAS S 发明人 CLAWSON THOMAS S.
分类号 A63B69/36 主分类号 A63B69/36
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