发明名称 Raised ridge knee pad
摘要 This invention is concerned with a protective knee guard which is useful for protecting a skateboard rider's knee areas from injury while affording the rider additional control of the skateboard. The knee guard has a protective shell having integral raised ridge areas which define a control surface, permitting the rider to make sliding contact between the knee guard and the ground in a manner to achieve superior board control during various stunts such as precision control in landings subsequent to ramp assisted aerial maneuvers.
申请公布号 US5289830(A) 申请公布日期 1994.03.01
申请号 US19910810671 申请日期 1991.12.19
申请人 LEVINE, NORMAN D. 发明人 LEVINE, NORMAN D.
分类号 A63B71/12;(IPC1-7):A61F13/00 主分类号 A63B71/12
代理机构 代理人
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