Patent US3604722A successfully refreshed from Google Patents.
US3604722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheeled revolvable rider play platform
Assignee: Individual
•
Filing: 1970-03-02
•
Granted: 1971-09-14
•
Expires: 1990-03-02
Abstract
Abstract 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.
Inventors
- 👤 Kay B Boley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:18
CPC Classifications
A; A63; A63G; A63G1/00
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
47 words
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.
Claim 2
Dependent Claim
47 words
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.
Claim 3
Dependent Claim
34 words
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.
Claim 4
Dependent Claim
47 words
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.
Claim 5
Dependent Claim
35 words
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.
Claim 6
Dependent Claim
17 words
The structure of claim 1 wherein said platform includes plural, handgripping apertures disposed on opposite sides thereof.
Claim 7
Dependent Claim
33 words
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.
References Cited (Backward Citations)
US2219905A
Cited
FR1215053A
Cited
US3109667A
Cited
US3100638A
Cited
US3197227A
Cited
US3339939A
Cited
US3399904A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-13 | 1975-03-15 | 1975-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-13 | 1979-03-15 | 1979-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-13 | 1983-03-15 | 1983-09-14 | $7700.00 | Window Closed / Lapsed |