US4941497A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Walker
Assignee: Individual
•
Filing: 1989-03-08
•
Granted: 1990-07-17
•
Expires: 2009-03-08
Abstract
Abstract A walker is disclosed to provide support for a person who would otherwise have great difficulty in moving around in a hospital or home setting. The walker includes a frame having pivotable wheels to enable movement of the frame. Support structure is suspended from the frame for holding the person. The support structure includes a seat on which the person can sit and a torso device for supporting the upper torso of the person.
Inventors
- 👤 William R. Prather
- 👤 Warren Wong
- 👤 Palmer Hafdahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:45
CPC Classifications
A; A61; A61H; A61H3/00; A61H3/008; A61H3/04; A61H2201/00; A61H2201/01; A61H2201/0165; A61H2201/0192; A61H2201/16; A61H2201/1602; A61H2201/1614; A61H2201/1616; A61H2201/1619; A61H2201/1621; A61H2201/1628; A61H2201/163; A61H2201/1633; A61H2201/164; A61H2201/1642; A61H2201/165; Y; Y10; Y10S; Y10S2/00; Y10S2/908
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
116 words
A walker, comprising: an adjustable frame; a stability bar affixed to and projecting outwardly from said frame for a person to hold while walking, wherein said stability bar is adjustable to enable the distance which it projects outward from the frame to be adjusted in accordance with the size of a person using the walker; means attached to said frame for enabling movement of the frame; support means suspended from the frame for holding a person, said support means comprising: seat means removably attached to the frame for placement on a person prior to attachment to the frame; and torso means comprising a garment suspended from said frame, for supporting the upper torso of a person.
Claim 2
Dependent Claim
116 words
A walker, comprising: an adjustable frame; a stability bar affixed to and projecting outwardly from said frame for a person to hold while walking, wherein said stability bar is adjustable to enable the distance which it projects outward from the frame to be adjusted in accordance with the size of a person using the walker; means attached to said frame for enabling movement of the frame; support means suspended from the frame for holding a person, said support means comprising: seat means removably attached to the frame for placement on a person prior to attachment to the frame; and torso means comprising a garment suspended from said frame, for supporting the upper torso of a person.
Claim 3
Dependent Claim
20 words
A walker in accordance with claim 1 wherein the adjustable frame includes means to change the height of the frame.
Claim 4
Dependent Claim
29 words
A walker in accordance with claim 1 further including gate means removably connected to said frame to open and enable a person to be placed in the support means.
Claim 5
Dependent Claim
16 words
A walker in accordance with claim 3 wherein the gate means projects outward from said frame.
Claim 6
Dependent Claim
32 words
A walker in accordance with claim 4 wherein said gate means comprises a gate element having a first end pivotably connected to the frame; and a second end supported by the frame.
Claim 7
Dependent Claim
19 words
A walker in accordance with claim 4 wherein the seat means comprises a seat attached to the stability bar.
Claim 8
Dependent Claim
33 words
A walker in accordance with claim 6 further including a frame support element adjustably supported by said frame and extending outward from the top of said upright frame for attaching the torso means.
Claim 9
Dependent Claim
23 words
A walker in accordance with claim 7 further including strap means for attaching said seat means and said torso means to said frame.
Claim 10
Dependent Claim
19 words
A walker in accordance with claim 7 further including elastic means for attaching said seat means to said frame.
Claim 11
Dependent Claim
13 words
A walker in accordance with claim 9 wherein said elastic means comprises springs.
Claim 12
Dependent Claim
19 words
A walker in accordance with claim 1 wherein the means for enabling movement comprises wheels attached to the frame.
Claim 13
Dependent Claim
16 words
A walker in accordance with claim 11 wherein said wheels are pivotably attached to the frame.
Claim 14
Dependent Claim
24 words
A walker in accordance with claim 1 further comprising legbands attached to said seat means for securely supporting a person within the seat means.
Claim 15
Dependent Claim
20 words
A walker in accordance with claim 18 further comprising means for adjusting said legbands to snugly secure a person's legs.
Claim 16
Dependent Claim
66 words
A walker, comprising: a frame; means attached to said frame for enabling movement of the frame; support means suspended from the frame for holding a person, said support means comprising: seat means removably attached to the frame for placement on a person prior to attachment to the frame; and torso means comprising a jacket suspended from said frame, for supporting the upper torso of a person.
Claim 17
Dependent Claim
66 words
A walker, comprising: a frame; means attached to said frame for enabling movement of the frame; support means suspended from the frame for holding a person, said support means comprising: seat means removably attached to the frame for placement on a person prior to attachment to the frame; and torso means comprising a jacket suspended from said frame, for supporting the upper torso of a person.
Claim 18
Dependent Claim
66 words
A walker, comprising: a frame; means attached to said frame for enabling movement of the frame; support means suspended from the frame for holding a person, said support means comprising: seat means removably attached to the frame for placement on a person prior to attachment to the frame; and torso means comprising a vest suspended from said frame, for supporting the upper torso of a person.
Claim 19
Dependent Claim
66 words
A walker, comprising: a frame; means attached to said frame for enabling movement of the frame; support means suspended from the frame for holding a person, said support means comprising: seat means removably attached to the frame for placement on a person prior to attachment to the frame; and torso means comprising a vest suspended from said frame, for supporting the upper torso of a person.
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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) | 1993-07-16 | 1994-01-15 | 1994-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-07-16 | 1998-01-15 | 1998-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-07-16 | 2002-01-15 | 2002-07-17 | $7700.00 | Window Closed / Lapsed |