| 发明名称 |
Multi-functional wheel system |
| 摘要 |
The present invention provides a wheel system that includes a plurality of wheels and a base. The plurality of wheels are connected to the base, whereby the base has a plurality of curvature portions that provides for the easy maneuverability of the plurality of wheels.
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| 申请公布号 |
US2005087940(A1) |
申请公布日期 |
2005.04.28 |
| 申请号 |
US20030692262 |
申请日期 |
2003.10.22 |
| 申请人 |
ALLY EMERSON;HARRIS RODNEY |
发明人 |
ALLY EMERSON;HARRIS RODNEY |
| 分类号 |
B62B5/02;(IPC1-7):B62B5/02 |
主分类号 |
B62B5/02 |
| 代理机构 |
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