US3739772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resilient harness device for a walking cast
Assignee: Individual
•
Filing: 1972-02-07
•
Granted: 1973-06-19
•
Expires: 1992-02-07
Abstract
Abstract A shoulder supported, resilient harness device for use with a walking cast to facilitate movement and reduce fatigue of the injured leg incorporates, in linked sequence, a shoulder strap, a lead strap, a resilient member and a foot band. The resilient member is, preferably, a pull spring having a pull tension corresponding to at least about the weight of the cast. The shoulder strap and foot band are, preferably, adjustable with respect to length and the means linking the resilient member to the lead strap and the foot band include, preferably, swivel-type connectors.
Inventors
- 👤 W Ennis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:39
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/04; A61F13/041; A61H; A61H3/00
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
112 words
A shoulder supported, resilient harness device for a walking cast comprising: a shoulder strap, said shoulder strap having a first terminal end and a second terminal end, a lead strap having an upper end and a lower end, first linking means connecting each of said first and second terminal ends of the shoulder strap to the upper end of said lead strap, a resilient member having an upper end and a lower end, a second linking means connecting the upper end of said resilient member to the lower end of said lead strap, a foot band, and third linking means connecting the lower end of said resilient member to said foot band.
Claim 2
Dependent Claim
112 words
A shoulder supported, resilient harness device for a walking cast comprising: a shoulder strap, said shoulder strap having a first terminal end and a second terminal end, a lead strap having an upper end and a lower end, first linking means connecting each of said first and second terminal ends of the shoulder strap to the upper end of said lead strap, a resilient member having an upper end and a lower end, a second linking means connecting the upper end of said resilient member to the lower end of said lead strap, a foot band, and third linking means connecting the lower end of said resilient member to said foot band.
Claim 3
Dependent Claim
25 words
A device in accordance with claim 1 wherein the resilient member has a pull tension corresponding to at least about the weight of the cast.
Claim 4
Dependent Claim
34 words
A device in accordance with claim 1 wherein the resilient member has a pull tension from about the weight of the cast to about 25 percent in excess oF the weight of the cast.
Claim 5
Dependent Claim
15 words
A device in accordance with claim 4 wherein the resilient member is a pull spring.
Claim 6
Dependent Claim
66 words
A device in accordance with claim 2 wherein the first linking means comprises a first connector secured to the first terminal end of said shoulder strap and a second connector secured to the second terminal end of said shoulder strap and each of said first and second connectors being in releasable engagement with a connector holding member secured to the upper end of said lead strap.
Claim 7
Dependent Claim
43 words
A device in accordance with claim 1 wherein the second linking means comprises a swivel connector secured to the upper end of the resilient member and in releasable engagement with a connector holding member secured to the lower end of said lead strap.
Claim 8
Dependent Claim
39 words
A device in accordance with claim 1 wherein the third linking means comprises a swivel connector secured to the lower end of the resilient member and in releasable engagement with a connector holding member secured to the foot band.
Claim 9
Dependent Claim
20 words
A device in accordance with claim 1 wherein the shoulder strap includes means for adjusting the length of said strap.
Claim 10
Dependent Claim
20 words
A device in accordance with claim 1 wherein the foot band includes means for adjusting the length of said band.
References Cited (Backward Citations)
GB191421773A
Cited
FR488296A
Cited
AT85765B
Cited
US1548711A
Cited
US1562294A
Cited
US1608032A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-06-18 | 1976-12-18 | 1977-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-18 | 1980-12-18 | 1981-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-18 | 1984-12-18 | 1985-06-19 | $7700.00 | Window Closed / Lapsed |