发明名称 Vertical jump testing device
摘要 A vertical jump testing device comprising a plurality of vertically arranged measuring elements each pivotally mounted on a vertically disposed mounting member and independently movable between a first and second position to measure the vertical leaping ability of an athlete as the athlete strikes and angularly displaces one or more of the plurality of vertically arranged elements from the first position to the second position and a reset mechanism to reset the angularly displaced vertically arranged elements from the second position to the first position.
申请公布号 US5031903(A) 申请公布日期 1991.07.16
申请号 US19900574741 申请日期 1990.08.30
申请人 CLARKE, ROBERT B. 发明人 CLARKE, ROBERT B.
分类号 A63B5/16 主分类号 A63B5/16
代理机构 代理人
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