发明名称 |
Sweat-absorbing game ball |
摘要 |
A sweat-absorbing game ball comprises an inflatable rubber bladder and a synthetic leather cover which surrounds the bladder. The synthetic leather cover includes a base fabric of polyurethane-impregnated nonwoven nylon fibers and an outer coating of wet-coagulated polyurethane. A pebbled surface configuration is molded into the outer surface of the cover, and the pebbled surface includes a plurality of outwardly projecting pebbles. Each pebble includes an outer surface and a side surface, and a plurality of small openings are formed in the polyurethane outer coating on the side surfaces of the pebbles.
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申请公布号 |
US6024661(A) |
申请公布日期 |
2000.02.15 |
申请号 |
US19980126293 |
申请日期 |
1998.07.30 |
申请人 |
WILSON SPORTING GOODS CO. |
发明人 |
GUENTHER, DOUGLAS G.;GAFF, BRADLEY LEE |
分类号 |
A63B41/08;(IPC1-7):A63B41/08 |
主分类号 |
A63B41/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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