发明名称 |
Method for measuring parameters and a striking device |
摘要 |
The invention relates to a method for measuring and computing of a striking device, such as a tennis racquet. The velocity of the striking device is determined by measuring the acceleration in at least one direction, preferably a centripetal direction, and computing said velocity from said acceleration.
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申请公布号 |
US2005239583(A1) |
申请公布日期 |
2005.10.27 |
申请号 |
US20050506718 |
申请日期 |
2005.05.04 |
申请人 |
DAMEN ERIK P;DE VRIES GOVERT |
发明人 |
DAMEN ERIK P.;DE VRIES GOVERT |
分类号 |
A63B24/00;A63B59/00;A63B69/38;(IPC1-7):A63B49/00 |
主分类号 |
A63B24/00 |
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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