发明名称 Ultra performance modular yo-yo with string finger guard
摘要 An ultra performance yo-yo having greatly improved spinning characteristics formed of two sections made of it least two materials, so that a substantial portion of the weight of each section is located about a periphery of the section thereby maximizing the rotational inertia of the yo-yo, and an axle assembly positioned between the two sections locating them in a spaced apart relationship. A string finger guard is used with the yo-yo string, and comprises a flexible sleeve having a longitudinal aperture, with a flexible leash slidably positioned in the longitudinal aperture. The yo-yo string is coupled to the leash, and the flexible sleeve protects the player's finger from pinching and discomfort.
申请公布号 US6113456(A) 申请公布日期 2000.09.05
申请号 US19980161345 申请日期 1998.09.25
申请人 HADZICKI, JOSEPH R.;HADZICKI, DAVID H. 发明人 HADZICKI, JOSEPH R.;HADZICKI, DAVID H.
分类号 A63H1/30;(IPC1-7):A63H1/30 主分类号 A63H1/30
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