Patent US4068857A successfully refreshed from Google Patents.
US4068857A
Expired / Lapsed
US
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Apparatus enabling disabled persons to move independently
Assignee: Individual
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Filing: 1975-04-30
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Granted: 1978-01-17
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Expires: 1995-04-30
Abstract
Abstract An apparatus with vertical frame with a pedal driven wheel inside said frame for supporting or being driven by legs of an invalid standing on said pedals or seated upon a seat at the upper interior part of the frame and a steering wheel extending forwardly of said frame and additional wheeled means supporting said frame on a substrate upright so that the person can move about or be pulled for being moved while exercising the person legs.
Inventors
- 👤 Sven Arne Lennart Karlsson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:24
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/02; A61G5/10; A61G5/1051
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
An apparatus for the independent movement and exercise of disabled persons comprising a wheel supported frame including a lower horizontal frame member, an upper frame member substantially parallel to, but spaced from said lower frame member, vertically extending posts connecting said frame members, a wheel being pivotally connected to and extending forwardly of said lower frame member, a steering bar being operatively connected to said wheel, a driving wheel provided with pedals, being rotatably connected to and extending within said lower frame member, said lower frame member and said upper frame member each being U-shaped having two legs diverging from a waist portion connecting said legs, a vertical saddle post extending from the central waist portion of said lower frame member and a saddle adjustably mounted on said saddle post.
Claim 2
Independent Claim
130 words
An apparatus for the independent movement and exercise of disabled persons comprising a wheel supported frame including a lower horizontal frame member, an upper frame member substantially parallel to, but spaced from said lower frame member, vertically extending posts connecting said frame members, a wheel being pivotally connected to and extending forwardly of said lower frame member, a steering bar being operatively connected to said wheel, a driving wheel provided with pedals, being rotatably connected to and extending within said lower frame member, said lower frame member and said upper frame member each being U-shaped having two legs diverging from a waist portion connecting said legs, a vertical saddle post extending from the central waist portion of said lower frame member and a saddle adjustably mounted on said saddle post.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-01-16 | 1981-07-18 | 1982-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-01-16 | 1985-07-18 | 1986-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-01-16 | 1989-07-18 | 1990-01-17 | $7700.00 | Window Closed / Lapsed |