发明名称 Sports ball with floating cover
摘要 A game ball includes an inflatable bladder and a floating cover which can move relative to the bladder. The bladder is surrounded by a cloth liner which serves to retain the shape of the bladder. A second bladder or layer of elastomeric material surrounds the cloth liner and is movable relative to the cloth liner. A second cloth liner surrounds the second bladder, and the cover is adhesively attached to the second cloth liner.
申请公布号 US6413177(B1) 申请公布日期 2002.07.02
申请号 US20000738741 申请日期 2000.12.16
申请人 WILSON SPORTING GOODS CO. 发明人 GUENTHER DOUGLAS G.;GAFF BRADLEY L.
分类号 A63B41/00;A63B43/00;(IPC1-7):A63B41/00 主分类号 A63B41/00
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