发明名称 Volleyball training apparatus
摘要 A collapsible frame supports a first and second net useful for practicing various volleyball maneuvers. The first net is attached such that it acts as a standard volleyball net and the second net is attached behind the first net such that it catches and holds volleyballs hit over the first net. The entire apparatus can be disassembled making it convenient for storing and portable to any desired location.
申请公布号 US6659893(B1) 申请公布日期 2003.12.09
申请号 US20010887542 申请日期 2001.06.22
申请人 AIRBORNE ATHLETICS, INC. 发明人 CAMPBELL DOUGLAS B.;CAMPBELL JEFFERY J.
分类号 A63B47/02;A63B61/00;A63B69/00;(IPC1-7):A63B69/38 主分类号 A63B47/02
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