Patent EP0646365A1 successfully refreshed from Google Patents.
US3778052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Walker with adjustable crutch head supports
Assignee: Individual
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Filing: 1971-06-17
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Granted: 1973-12-11
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Expires: 1991-06-17
Abstract
Abstract A wheeled support structure defining an open framework enclosure open on one side for egress thereinto and exit therefrom. The enclosure includes an adjustable height crotch sling and belt assembly for application to a handicapped person or a convalescent patient, opposite side rails defining handrails which may be gripped by the person using the walker and also vertically and transversely adjustable crutch heads for positioning beneath the base ends of the arms of a person using the walker.
Inventors
- 👤 P Andow
- 👤 D Guillen
- 👤 R Diaz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:23
CPC Classifications
A; A61; A61H; A61H3/00; A61H3/008; A61H3/04; A61H2201/00; A61H2201/01; A61H2201/0192; A61H2201/16; A61H2201/1602; A61H2201/1628; A61H2201/163; A61H2201/1635; A61H2201/165
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
260 words
A walker for assisting persons to walk, said walker comprising an upstanding frame including front and rear pairs of opposite side upright corner members, longitudinal frame members secured between and interconnecting corresponding front and rear corner members intermediate their upper and lower ends and transverse frame members sEcured between and interconnecting at least the rear corner members intermediate the upper and lower ends of said rear corner members, said frame including an upper frame portion supported from the upper end portions of said corner members, said frame including opposite side crutch head support members disposed inwardly of upstanding planes containing corresponding corner members of said frame with crutch head members supported from said crutch head support members, said frame including means operatively supporting said crutch head support members for independent vertical shifting relative to said frame as well as independent horizontal shifting transversely of said frame, said means for supporting said crutch head support members for vertical and transverse shifting including a pair of upstanding support bars spaced transversely of said frame inwardly of said rear corner members, said support bars being supported from said frame for independent transverse shifting relative to said frame, a pair of front-to-rear extending generally horizontal support arms having their rear ends slidably mounted on said support bars, said support arms and bars including coacting means operable to releasably retain said support arms in adjusted vertically shifted position, said crutch heads being mounted on the forward end portions of said support arms for adjustable shifting therealong, said support arms comprising said crutch head support members.
Claim 2
Dependent Claim
260 words
A walker for assisting persons to walk, said walker comprising an upstanding frame including front and rear pairs of opposite side upright corner members, longitudinal frame members secured between and interconnecting corresponding front and rear corner members intermediate their upper and lower ends and transverse frame members sEcured between and interconnecting at least the rear corner members intermediate the upper and lower ends of said rear corner members, said frame including an upper frame portion supported from the upper end portions of said corner members, said frame including opposite side crutch head support members disposed inwardly of upstanding planes containing corresponding corner members of said frame with crutch head members supported from said crutch head support members, said frame including means operatively supporting said crutch head support members for independent vertical shifting relative to said frame as well as independent horizontal shifting transversely of said frame, said means for supporting said crutch head support members for vertical and transverse shifting including a pair of upstanding support bars spaced transversely of said frame inwardly of said rear corner members, said support bars being supported from said frame for independent transverse shifting relative to said frame, a pair of front-to-rear extending generally horizontal support arms having their rear ends slidably mounted on said support bars, said support arms and bars including coacting means operable to releasably retain said support arms in adjusted vertically shifted position, said crutch heads being mounted on the forward end portions of said support arms for adjustable shifting therealong, said support arms comprising said crutch head support members.
Claim 3
Dependent Claim
20 words
The combination of claim 1 wherein the lower ends of said upright corner members are provided with ground-engaging support wheels.
Claim 4
Dependent Claim
333 words
A walker for assisting persons to walk, said walker comprising an upstanding frame including front and rear pairs of opposite side upright corner members, longitudinal frame members secured between and interconnecting corresponding front and rear corner members intermediate their upper and lower ends and transverse frame members secured between and interconnecting at least the rear corner members intermediate the upper and lower ends of said rear corner members, said frame including an upper frame portion interconnecting the upper end portions of said corner members, said frame including opposite side crutch head support members supported therefrom inwardly of upstanding planes containing corresponding corner members of said frame with crutch head members supported from said crutch head support members forward of the rear corner members of said frame, said frame including means operatively supporting said crutch head support members for independent vertical shifting relative to said frame as well as independent horizontal shifting transversely of said frame, said upper frame portion including front and rear pairs of opposite side upper anchor portions, four downwardly convergent suspension strap members having their upper ends secured to said anchor portions, an adjustable length safety belt for encircling the waist of a person utilizing the walker, said adjustable length safety belt being supported from the lower ends of said strap members, said means for supporting said crutch head support members for vertical and transverse shifting including a pair of upstanding support bars spaced transversely of said frame inwardly of said rear corner members, said support bars being supported from said frame for independent transverse shifting relative to said frame, a pair of front-to-rear extending generally horizontal support arms having their rear ends rotatably and slidably mounted on said support bars, said support arms and bars including coacting means operable to releasably retain said support arms in adjusted rotated and vertically shifted positions, said crutch heads being mounted on the forward end portions of said support arms for adjustable shifting therealong, said support arms comprising said crutch head support members.
Claim 5
Dependent Claim
333 words
A walker for assisting persons to walk, said walker comprising an upstanding frame including front and rear pairs of opposite side upright corner members, longitudinal frame members secured between and interconnecting corresponding front and rear corner members intermediate their upper and lower ends and transverse frame members secured between and interconnecting at least the rear corner members intermediate the upper and lower ends of said rear corner members, said frame including an upper frame portion interconnecting the upper end portions of said corner members, said frame including opposite side crutch head support members supported therefrom inwardly of upstanding planes containing corresponding corner members of said frame with crutch head members supported from said crutch head support members forward of the rear corner members of said frame, said frame including means operatively supporting said crutch head support members for independent vertical shifting relative to said frame as well as independent horizontal shifting transversely of said frame, said upper frame portion including front and rear pairs of opposite side upper anchor portions, four downwardly convergent suspension strap members having their upper ends secured to said anchor portions, an adjustable length safety belt for encircling the waist of a person utilizing the walker, said adjustable length safety belt being supported from the lower ends of said strap members, said means for supporting said crutch head support members for vertical and transverse shifting including a pair of upstanding support bars spaced transversely of said frame inwardly of said rear corner members, said support bars being supported from said frame for independent transverse shifting relative to said frame, a pair of front-to-rear extending generally horizontal support arms having their rear ends rotatably and slidably mounted on said support bars, said support arms and bars including coacting means operable to releasably retain said support arms in adjusted rotated and vertically shifted positions, said crutch heads being mounted on the forward end portions of said support arms for adjustable shifting therealong, said support arms comprising said crutch head support members.
Claim 6
Dependent Claim
40 words
The combination of claim 3 including an elongated crotch cradling panel constructed of flexible material and draped in upwardly opening generally U-shaped configuration, the uppEr opposite ends of said panel being removably anchored to diametrically opposite portions of said belt.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-12-10 | 1977-06-11 | 1977-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-10 | 1981-06-11 | 1981-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-10 | 1985-06-11 | 1985-12-11 | $7700.00 | Window Closed / Lapsed |