Patent US3816958A successfully refreshed from Google Patents.
US3816958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheel drive toy
Assignee: Individual
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Filing: 1972-12-20
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Granted: 1974-06-18
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Expires: 1992-12-20
Abstract
Abstract A toy vehicle designed to travel over a solid surface and comprising a drive means in the form of a disc or wheel which has at least a portion of its periphery arranged in surface engaging position while the vehicle is not in its upright position relative to that surface. A propelling means including a weighted flywheel is in surface engaging position when the vehicle is in upright relation to that surface and is movably connected to the drive means by a interconnecting gear arranged in intermeshing relation to the drive wheel or disc.
Inventors
- 👤 E Winston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:34
CPC Classifications
A; A63; A63H; A63H29/00; A63H29/20
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
139 words
A toy vehicle comprising: drive means rotatably mounted on said vehicle, propelling means rotatably mounted on said vehicle and disposed in movable engagement with the surface over which the vehicle travels, when said vehicle is in an upright position; interconnecting means fixedly attached to said propelling means and positioned in interconnecting relation between said drive means and said propelling means, said interconnecting means comprising a gear member having a plurality of gear teeth defined about its periphery, said drive means comprising at least a portion of its outer periphery configured to cooperatively engage the periphery of said gear member, said drive means further positioned to have at least a portion of its periphery exposed to the exterior of the vehicle out of engagement with the surface on which said vehicle travels when said vehicle is in an upright position.
Claim 2
Dependent Claim
139 words
A toy vehicle comprising: drive means rotatably mounted on said vehicle, propelling means rotatably mounted on said vehicle and disposed in movable engagement with the surface over which the vehicle travels, when said vehicle is in an upright position; interconnecting means fixedly attached to said propelling means and positioned in interconnecting relation between said drive means and said propelling means, said interconnecting means comprising a gear member having a plurality of gear teeth defined about its periphery, said drive means comprising at least a portion of its outer periphery configured to cooperatively engage the periphery of said gear member, said drive means further positioned to have at least a portion of its periphery exposed to the exterior of the vehicle out of engagement with the surface on which said vehicle travels when said vehicle is in an upright position.
Claim 3
Dependent Claim
47 words
A toy vehicle as in claim 1 wherein said propelling means comprises flywheel means rotatably mounted on said vehicle in fixed relation to said interconnecting means, said flywheel means being formed from a material having a density greater than that of the material of said drive means.
Claim 4
Dependent Claim
61 words
A toy vehicle as in claim 2 wherein said propelling means further comprises surface engaging means fixedly attached to said interconnecting means and rotatably mounted on said vehicle, said surface engaging means substantially disposed on the interior vehicle and having a portion thereof exposed to the exterior of the vehicle and positioned to engage the surface over which said vehicle travels.
Claim 5
Dependent Claim
32 words
A toy vehicle as in claim 3 wherein said surface engaging means comprises a cap member mounted to at least partially enclose said flywheel and being integrally connected to said interconnecting means.
Claim 6
Dependent Claim
98 words
A toy vehicle as in claim 1 wherein said drive means comprises a single disc member rotatably mounted on said vehicle, the periphery of both said gear member and said disc defined by a plurality of gear teeth, said gear member and said disc positioned relative to one another so as to mesh said respective gear teeth in working relation with one another, said propelling means comprising a weighted flywheel and a cap member arranged to at least partially enclose a flywheel and be arranged in surface engaging position relative to the surface over which said vehicle travels.
Claim 7
Dependent Claim
72 words
A toy vehicle as in claim 1 wherein said drive means comprises a partial wheel member, a plurality of gear teeth formed on the periphery of said partial wheel, said partial wheel teeth arranged in intermeshing engagement with said interconnecting means, lever means integrally attached to said partial wheel and positioned to extend outwardly from the interior of said vehicle whereby movement of said lever means causes rotation of said propelling means.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-06-17 | 1977-12-17 | 1978-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-17 | 1981-12-17 | 1982-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-17 | 1985-12-17 | 1986-06-18 | $7700.00 | Window Closed / Lapsed |