US3847409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Walk-a-cycle
Assignee: Individual
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Filing: 1973-08-29
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Granted: 1974-11-12
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Expires: 1993-08-29
Abstract
Abstract A vehicle for use particularly by persons whose bodies must be supported as they move themselves from place to place, so that all their weight is not on their feet; the vehicle consisting of a cycle having front and rear wheels that support a frame, a seat on the frame so a person can sit on it while his feet walk on the ground, the front wheel being able to be steered in a desired direction and the rear wheel being able to be braked by a brake lever.
Inventors
- 👤 M Shaffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:31
CPC Classifications
B; B62; B62K; B62K3/00; B62K3/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
In a walk-a-cycle, the combination of a frame supported upon a front and rear wheel and means whereby a rider can support his weight thereupon while walking with his feet upon a ground, said means comprising a vertically adjustable seat mounted upon said frame so to accommodate all sizes of said riders, said front wheel being steerable, and said walk-a-cycle being able to be braked so to stop, said steerable front wheel being supported at a lower end of a fork which at its upper end is integral with a steering shaft journalled in a front end of said frame, an upper end of said shaft having a normally rearward steering arm, and said fork being normally rearwardly downwardly inclined in camber toward said rear wheel.
Claim 2
Dependent Claim
126 words
In a walk-a-cycle, the combination of a frame supported upon a front and rear wheel and means whereby a rider can support his weight thereupon while walking with his feet upon a ground, said means comprising a vertically adjustable seat mounted upon said frame so to accommodate all sizes of said riders, said front wheel being steerable, and said walk-a-cycle being able to be braked so to stop, said steerable front wheel being supported at a lower end of a fork which at its upper end is integral with a steering shaft journalled in a front end of said frame, an upper end of said shaft having a normally rearward steering arm, and said fork being normally rearwardly downwardly inclined in camber toward said rear wheel.
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) | 1977-11-11 | 1978-05-13 | 1978-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-11 | 1982-05-13 | 1982-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-11 | 1986-05-13 | 1986-11-12 | $7700.00 | Window Closed / Lapsed |