发明名称 Adjustable basketball backboard apparatus
摘要 An adjustable basketball backboard apparatus is set forth wherein an elongate slotted support secures a plurality of vertically positionable support arms therefrom which in turn secure a basketball backboard and net. The arms are integrally secured to a support cylinder which surroundingly encompasses a plurality of adjustment nuts threadedly positionable relative to a support rod rotatably mounted to adjust the basketball backboard assembly vertically upon rotation of the support rod.
申请公布号 US4941661(A) 申请公布日期 1990.07.17
申请号 US19890309484 申请日期 1989.02.13
申请人 LYKENS, GREGORY S. 发明人 LYKENS, GREGORY S.
分类号 A63B63/08 主分类号 A63B63/08
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