Wheeled revolvable rider play platform |
|||||||
| 申请号 | US3604722D | 申请日 | 1970-03-02 | 公开(公告)号 | US3604722A | 公开(公告)日 | 1971-09-14 |
| 申请人 | KAY B BOLEY; | 发明人 | BOLEY KAY B; | ||||
| 摘要 | The present invention comprises a toy device in which a platform is provided with manually gripping means and also with a peripheral edge groove accommodating rope or cable placement. In a preferred form, the invention includes edge slots or equivalent means by which the direction of winding of the rope or cable may be reversed, this at a point midway of the rope''s length when inplaced. Rapid pulling of the rope will rapidly revolve a person sitting or kneeling on the platform and may offer both clockwise and counterclockwise rotations by a single rope pull. The device may also be used as a dolly, if desired. | ||||||
| 权利要求 | 1. A platform device including, in combination, a rigid platform, plural caster means pivotable about respective, individual vertical axes affixed to said platform for supporting the same, said platform being provided with a peripheral edge groove, and flexible elongate means disposed in said groove for spinning said platform. 2. The structure of claim 1 wherein said platform includes edge slots communicating with, and transversely disposed with respect to said edge groove, and constructed to receive said flexible elongate means in a doubled-back configuration. 3. The device of claim 1 wherein said platform is provided with a peripheral edge having upper and lower edge margins contiguous with said edge groove, the lowermost one of said edge margin being provided with plural slot means for receiving said flexible elongate means in doubled-back configuration. 4. The device of claim 3 wherein said lowermost edge margin is provided with a transverse aperture, said flexible elongate means passing through said aperture and including an enlargement retentively engaging said platform and said aperture. 5. The structure of claim 1 wherein said platform includes plural, handgripping apertures disposed on opposite sides thereof. 6. The structure of claim 1 wherein said platform includes means coacting with said flexible elongate means for enabling successive opposite revolvement of said platform upon the single pull of said flexible elongate means. |
||||||
| 说明书全文 | |||||||
QQ群二维码
意见反馈
意见反馈