发明名称 |
Throwing technique trainer |
摘要 |
This invention relates to a device and method for training an athlete to throw a ball, and particularly to a device and method that provides guides for optimally positioning an athlete's throwing hand and elbow prior to initiation of the throwing phase for throwing a ball.
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申请公布号 |
US7771294(B2) |
申请公布日期 |
2010.08.10 |
申请号 |
US20060582701 |
申请日期 |
2006.10.17 |
申请人 |
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发明人 |
GOUCHER STEVE;NYE WILLIAM S. |
分类号 |
A63B69/00;A63B47/00;A63B71/02 |
主分类号 |
A63B69/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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