Patent US4632097A successfully refreshed from Google Patents.
US4632097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knee brace
Assignee: Individual
•
Filing: 1985-05-13
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Granted: 1986-12-30
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Expires: 2005-05-13
Abstract
Abstract A knee stabilizer comprised of 2 spaced plates, one of which has an exterior portion extending linearly in the direction of the second plate, the plates each having a pulley with a fixed release mantel on the top side of the pulleys, the pulleys carrying a rigid endless belt on the sheaves thereof. The underside of the plates carry either a rubber layer or a layer of one side of a Velcro brand fastener system.
Inventors
- 👤 Richard R. Brooks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:01
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/01; A61F5/0102; A61F5/0123; Y; Y10; Y10S; Y10S2/00; Y10S2/908; Y10S2/911
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
141 words
A knee stabilizer for the support and protection of the knee joint which comprises: a pair of first and second plates spaced one from the other, the first of which plates includes an arcuate shaped extension portion of a width less the width of said first plate, the extension portion extending axially in the direction toward said second plate, said second plate and the extension portion of said first plate each have a fixed sheave pulley mounted on the top surfaces thereof, with a rigid endless belt encircling said pulleys wherein the endless belt is a non-resilient rigid tubing means adapted to lock against at least one of said pulleys to thereby lock said belt into a fixed position, upon the application of force to one of said plates, and released from said fixed position upon the release of such force.
Claim 2
Dependent Claim
141 words
A knee stabilizer for the support and protection of the knee joint which comprises: a pair of first and second plates spaced one from the other, the first of which plates includes an arcuate shaped extension portion of a width less the width of said first plate, the extension portion extending axially in the direction toward said second plate, said second plate and the extension portion of said first plate each have a fixed sheave pulley mounted on the top surfaces thereof, with a rigid endless belt encircling said pulleys wherein the endless belt is a non-resilient rigid tubing means adapted to lock against at least one of said pulleys to thereby lock said belt into a fixed position, upon the application of force to one of said plates, and released from said fixed position upon the release of such force.
Claim 3
Dependent Claim
18 words
In the device of claim 1 wherein the pulleys lie along the central longitudinal axis of the device.
Claim 4
Dependent Claim
16 words
In the stabilizer of claim 1 wherein padding is disposed on the underside of said plates.
Claim 5
Dependent Claim
23 words
In the device of claim 3 wherein the padding is a foam selected from the group consisting of latex rubber and polyurethane foam.
Claim 6
Dependent Claim
15 words
In the device of claim 1 wherein the plates and pulleys are made of aluminum.
Claim 7
Dependent Claim
15 words
In the device of claim 1 wherein the endless belt is an elliptical solid link.
Claim 8
Dependent Claim
13 words
In the device of claim 1 wherein the plates are arcuate convex shaped.
Claim 9
Dependent Claim
24 words
In the device of claim 7 wherein the plates are padded on the underside, and the padding conforms to the shape of the plates.
Claim 10
Dependent Claim
21 words
In the device of claim 2 wherein a first layer of male Velcro is adhesed to the underside of said plates.
Claim 11
Dependent Claim
42 words
In the device of claim 9 wherein releaseably secured to said first Velcro layer is a wrap comprising a laminate of velour-like fabric adhesed to a co-extensive layer of rubber, and having a depending terminal portion of a second male Velcro sheet.
Claim 12
Dependent Claim
59 words
In the device of claim 2 wherein a first layer of male Velcro is adhesed to the underside of said plates, and further wherein releaseably secured to said first Velcro layer is a wrap comprising a laminate of velour-like fabric adhesed to a co-extensive layer of rubber, and having a depending terminal portion of a second male Velcro sheet.
References Cited (Backward Citations)
GB105419A
Cited
US2460895A
Cited
US3669105A
Cited
US4323059A
Cited
FR2472375A2
Cited
US4249524A
Cited
US4493316A
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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) | 1989-12-29 | 1990-06-30 | 1990-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-12-29 | 1994-06-30 | 1994-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-12-29 | 1998-06-30 | 1998-12-30 | $7700.00 | Window Closed / Lapsed |