Child's vehicle having elliptical wheel portions |
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| 申请号 | US21438662 | 申请日 | 1962-08-02 | 公开(公告)号 | US3152813A | 公开(公告)日 | 1964-10-13 |
| 申请人 | BROWN THEODORE L; | 发明人 | BROWN THEODORE L; | ||||
| 摘要 | |||||||
| 权利要求 | 1. A UNICYCLE-TYPE DEVICE COMPRISING AN INTEGRAL TUBULAR BODY INCLUDING TWO NONCIRCULAR WHEEL PORTIONS SPACED FROM EACH OTHER AND EACH ELLIPTICAL IN CROSS SECTION, THE MAJOR AXES OF EACH ELLIPSE AT RIGHT ANGLES TO ONE ANOTHER, THE TUBULAR BODY SMOOTHLY CONTOURED FROM ONE ELLIPTICAL WHEEL PORTION TO THE OTHER. |
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| 说明书全文 | |||||||
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