发明名称 BASKETBALL SHOOTING TRAINING AID WITH AUTOMATICALLY ENGAGEABLE WRISTLET COUPLERS
摘要 A basketball shooting training aid (20) for limiting the maximun distance between a basketball player's shooting and guide hands comprises a set of two elastic wristlet bands (21), (22) removably secureable around wrists of the player. Each wristlet (21), (22) has protruding therefrom a flexible, longitudinally elongated stalk having at the outer end thereof a coupler (36N), (36S) releasably engageable with the other coupler (36S), (36N). Each coupler (36N), (36S) preferably includes a permanent magnet (23) having extending from an outer face (41N) thereof a magnetic field of opposite polarity to that of outer face (41S) of the opposite coupler, thus enabling the couplers to automatically engage when outer ends of the stalks are brought sufficiently close to each other, e.g., about 2 inches, and to disengage when a tensional parting force of about 6 pounds is exerted on the couplers by drawing the wrists apart.
申请公布号 WO2011011037(A3) 申请公布日期 2011.04.21
申请号 WO2010US01937 申请日期 2010.07.09
申请人 NAGEL, CHRISTOPHER D'ARCY;WRIGHT, WILLIAM, JASON 发明人 NAGEL, CHRISTOPHER D'ARCY;WRIGHT, WILLIAM, JASON
分类号 A63B69/00;A63B71/04;A63B71/14 主分类号 A63B69/00
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