发明名称 Basketball training device
摘要 A training device (10) for developing proper shooting techniques for basketball players in which the wrist is held in the proper cocked position prior to shooting and returned to that position subsequent to shooting through the use of a yieldable tensioning member (C) secured between the upper arm and hand of the players by an arm connector (A) and hand connector (B).
申请公布号 US5135217(A) 申请公布日期 1992.08.04
申请号 US19900515717 申请日期 1990.04.27
申请人 SWAIN, TIMOTHY C. 发明人 SWAIN, TIMOTHY C.
分类号 A63B69/00 主分类号 A63B69/00
代理机构 代理人
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