US3708182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination wheel chair and walker
Assignee: MARKIEL HENRY J JR
•
Filing: 1970-09-25
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Granted: 1973-01-02
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Expires: 1990-09-25
Abstract
Abstract A walker and wheel chair combination is disclosed herein. The walker is made up of a single wheel supported by a U-shaped frame which is attached to the front legs of a wheel chair. The walker has adjustable arm rests. Thus a person sitting in the wheel chair can rise to his feet, support himself on the walker and walk. When he tires of walking, he can sit down in the wheel chair.
Inventors
- 👤 H Markiel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:14
CPC Classifications
A; A61; A61H; A61H3/00; A61H3/04; A61H2003/046; A61H2201/00; A61H2201/16; A61H2201/1602; A61H2201/1628; A61H2201/1633; Y; Y10; Y10S; Y10S297/00; Y10S297/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A walker adapted to be attached to the front of a wheel chair frame, SAID WALKER COMPRISING A SINGLE TUBULAR YOKE MEMBER, SAID YOKE MEMBER HAVING SPACED LEGS EXTENDING UPWARDLY THEN FORWARDLY AND CONVERGING INTO AN APEX OF SAID YOKE MEMBER, A VERTICALLY EXTENDING FRONT LEG HAVING A WHEEL AT ITS LOWER END, MEANS AT THE UPPER END OF SAID FRONT LEG FIXED TO SAID APEX OF SAID YOKE MEMBER, AND MEANS FOR ATTACHING SAID SPACED LEGS TO SAID WHEEL CHAIR FRAME.
Claim 2
Dependent Claim
82 words
A walker adapted to be attached to the front of a wheel chair frame, SAID WALKER COMPRISING A SINGLE TUBULAR YOKE MEMBER, SAID YOKE MEMBER HAVING SPACED LEGS EXTENDING UPWARDLY THEN FORWARDLY AND CONVERGING INTO AN APEX OF SAID YOKE MEMBER, A VERTICALLY EXTENDING FRONT LEG HAVING A WHEEL AT ITS LOWER END, MEANS AT THE UPPER END OF SAID FRONT LEG FIXED TO SAID APEX OF SAID YOKE MEMBER, AND MEANS FOR ATTACHING SAID SPACED LEGS TO SAID WHEEL CHAIR FRAME.
References Cited (Backward Citations)
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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) | 1976-01-02 | 1976-07-03 | 1977-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-02 | 1980-07-03 | 1981-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-02 | 1984-07-03 | 1985-01-02 | $7700.00 | Window Closed / Lapsed |