US4068857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus enabling disabled persons to move independently
Assignee: Individual
•
Filing: 1975-04-30
•
Granted: 1978-01-17
•
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 09:31
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.
References Cited (Backward Citations)
DE161126C
Cited
US1162364A
Cited
US1417447A
Cited
GB579543A
Cited
US2459066A
Cited
US2539577A
Cited
GB698775A
Cited
US2670970A
Cited
US3366193A
Cited
US3381973A
Cited
US3488088A
Cited
US3580569A
Cited
US3588144A
Cited
US3829127A
Cited
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 |