Patent US4334695A successfully refreshed from Google Patents.
US4334695A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Walking buggy
Assignee: Individual
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Filing: 1980-03-10
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Granted: 1982-06-15
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Expires: 2000-03-10
Abstract
Abstract A tricycle which includes a treadmill walked by a rider in order to power the vehicle, the treadmill including an endless belt, on which the rider's feet are placed, and the treadmill driving a system of pulleys, that turn an axle on which the rear wheels are affixed.
Inventors
- 👤 Walter Ashby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:19
CPC Classifications
B; B62; B62K; B62K3/00; B62K3/002; B62K9/00; B62K9/02; B62M; B62M1/00; B62M1/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
A walking buggy vehicle, comprising, in combination, a main frame, supported at its rear upon a pair of rear wheels, and supported, at its front, on a steering post of a front wheel, a treadmill upon said main frame including an endless belt, for a rider to walk thereupon, and a transmission, between said treadmill and an axle on which said rear wheels are affixed; said treadmill being upwardly inclined in a forwardly direction; and means to adjust said upwardly incline, said treadmill additionally including a pair of side rails, between which a plurality of rollers are supported rotatably free, said endless belt extending around all said rollers, and said adjustment means comprises the rear ends of said side rails being pivoted on a transverse pin, supported in brackets mounted on said main frame, while the forward ends of said side rails are integral with a transverse bar supported upon a screw extending downward through said main frame, and vertically adjustably secured thereto at selected height by nuts adjacent a lower and upper side of said main frame being engaged on said screw.
Claim 2
Dependent Claim
183 words
A walking buggy vehicle, comprising, in combination, a main frame, supported at its rear upon a pair of rear wheels, and supported, at its front, on a steering post of a front wheel, a treadmill upon said main frame including an endless belt, for a rider to walk thereupon, and a transmission, between said treadmill and an axle on which said rear wheels are affixed; said treadmill being upwardly inclined in a forwardly direction; and means to adjust said upwardly incline, said treadmill additionally including a pair of side rails, between which a plurality of rollers are supported rotatably free, said endless belt extending around all said rollers, and said adjustment means comprises the rear ends of said side rails being pivoted on a transverse pin, supported in brackets mounted on said main frame, while the forward ends of said side rails are integral with a transverse bar supported upon a screw extending downward through said main frame, and vertically adjustably secured thereto at selected height by nuts adjacent a lower and upper side of said main frame being engaged on said screw.
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) | 1985-06-14 | 1985-12-14 | 1986-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-06-14 | 1989-12-14 | 1990-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-06-14 | 1993-12-14 | 1994-06-15 | $7700.00 | Window Closed / Lapsed |