发明名称 TENNIS NET TENSION SYSTEM INCLUDING SERVICE LET INDICATION FEATURE
摘要 Disclosed is system and method for measuring the tension of a tennis net, and, alternatively or in addition, for determining if a service let occurs via the measuring of the net tension. The disclosed embodiments measure a force exerted on the center-strap or the singles stick by the net. In these embodiments, the measured force provides an accurate reflection of the tension of the net.
申请公布号 WO2014085708(A1) 申请公布日期 2014.06.05
申请号 WO2013US72408 申请日期 2013.11.27
申请人 GROUP ONE LTD.;GOLDSTEIN, FREDRIC 发明人 GOLDSTEIN, FREDRIC
分类号 A63B61/04;A63B61/00 主分类号 A63B61/04
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