发明名称 Apparatus for improving the hitting technique of baseball players
摘要 An apparatus for improving the hitting technique of baseball players, suitable for use in training right and/or left hand hitters includes a stride limiting apparatus having an adjustable elongated restraining member for limiting the length of a player's stride during hitting of a baseball, a pair of removable and adjustable cuff members disposed proximate each ankle of the player utilizing the apparatus and a non-resilient adjustable restraining device affixed to each of the cuff members.
申请公布号 US4757995(A) 申请公布日期 1988.07.19
申请号 US19870011265 申请日期 1987.02.05
申请人 GALLAGHER, DAVID T. 发明人 GALLAGHER, DAVID T.
分类号 A63B69/00;(IPC1-7):A63B69/40 主分类号 A63B69/00
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