发明名称 |
Yo-yo having visual indication of response setting |
摘要 |
The invention is a yo-yo that features a visual indication system capable of facilitating the setting of the yo-yo's variable response system and then providing an indication to the user of the yo-yo's responsiveness setting. Preferably, the yo-yo includes relatively rotatable sides, with each side having a number of identical visual indicators and a number of tether engagement ribs that are in registry with the indicators.
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申请公布号 |
US6887122(B1) |
申请公布日期 |
2005.05.03 |
申请号 |
US20040903451 |
申请日期 |
2004.07.29 |
申请人 |
VAN DAN ELZEN HANS W.;MCPHEE BENJAMIN J. |
发明人 |
VAN DAN ELZEN HANS W.;MCPHEE BENJAMIN J. |
分类号 |
A63H1/30;(IPC1-7):A63H1/30 |
主分类号 |
A63H1/30 |
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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