Patent US4894871A successfully refreshed from Google Patents.
US4894871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transfer aid
Assignee: Individual
•
Filing: 1989-02-01
•
Granted: 1990-01-23
•
Expires: 2009-02-01
Abstract
Abstract A transfer aid includes a space frame releasably securable to a commode having a series of assist bars within hand-reachable distance from the commode user. The assist bars are grasped for initiating pivotable weight transference and for providing lift support during movement from a seated to a standing position. The space frame also includes a footpad for weight distribution to stabilize the space frame.
Inventors
- 👤 Joseph Schmerler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:25
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/10; A61G7/1038; A47; A47K; A47K17/00; A47K17/02; A47K17/026; A61G7/1073; A61G7/1082; A61G7/1098; A61G2200/00; A61G2200/30; A61G2200/34; A61G2200/36; A61G7/1001; A61G7/1007
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
174 words
A transfer aid for assisting weight transfer between a seated and a standing position comprising an integral space frame enclosing an interior of the transfer aid, said space frame including a rear section adapted to surround and be secured to a commode, a front section positioned forwardly therefrom for providing lift support, and an intermediate section connecting said front and rear sections for providing a transitional weight bearing support, said front section including at least one assist bar adapted for hand reachable grasp by the commode user to initiate a pivotal movement from a seated to a standing position, said support of said intermediate section including a footpad secured thereto for stabilizing said frame with respect to a horizontal support surface by the weight of the user on said footpad when in transition from said seated to said standing positions, said space frame further including at least one user access opening, said access opening located between the rear and front sections for allowing access to the interior of the transfer aid proximate the footpad.
Claim 2
Dependent Claim
174 words
A transfer aid for assisting weight transfer between a seated and a standing position comprising an integral space frame enclosing an interior of the transfer aid, said space frame including a rear section adapted to surround and be secured to a commode, a front section positioned forwardly therefrom for providing lift support, and an intermediate section connecting said front and rear sections for providing a transitional weight bearing support, said front section including at least one assist bar adapted for hand reachable grasp by the commode user to initiate a pivotal movement from a seated to a standing position, said support of said intermediate section including a footpad secured thereto for stabilizing said frame with respect to a horizontal support surface by the weight of the user on said footpad when in transition from said seated to said standing positions, said space frame further including at least one user access opening, said access opening located between the rear and front sections for allowing access to the interior of the transfer aid proximate the footpad.
Claim 3
Dependent Claim
43 words
A transfer aid as claimed in claim 1 wherein the front section includes a plurality of assist bars, said assist bars being located at progressively increasing heights above the support surface to provide lift support for the user while attaining the standing position.
Claim 4
Dependent Claim
25 words
A transfer aid as claimed in claim 2 wherein the front section further includes horizontal hand rails, said hand rails being above the assist bars.
Claim 5
Dependent Claim
26 words
A transfer aid as claimed in claim 3 wherein the front section includes two forward legs, said assist bars being mounted substantially horizontally between said legs.
Claim 6
Dependent Claim
21 words
A transfer aid as claimed in claim 1 further including clamp means for releasably securing the rear section to the commode.
Claim 7
Dependent Claim
30 words
A transfer aid as claimed in claim 5 wherein the clamp means includes a clasp and a locking bar, said clasp being adapted for locking engagement with the locking bar.
Claim 8
Dependent Claim
29 words
A transfer aid as claimed in claim 6 further including a commode clip for engagement with a lip of the commode, said clip being retained by the clamp means.
Claim 9
Dependent Claim
23 words
A transfer aid as claimed in claim 6 wherein the clamp means is supportably attached to the rear section of the space frame.
Claim 10
Dependent Claim
29 words
A transfer aid as claimed in claim 1 wherein the rear section includes two substantially vertical legs and guard rail means for providing armrest support for the commode user.
Claim 11
Dependent Claim
23 words
A transfer aid as claimed in claim 9 wherein the guard rail means includes a bracket for retaining a roll of toilet tissue.
Claim 12
Dependent Claim
24 words
A transfer aid as claimed in claim 1 further including leveler means for providing contiguous contact between the space frame and the support surface.
Claim 13
Dependent Claim
26 words
A transfer aid as claimed in claim 9 wherein the guard rail means extends over the footpad for providing material support to the user while standing.
References Cited (Backward Citations)
US2556121A
Cited
US2773542A
Cited
FR1208432A
Cited
US3047884A
Cited
US3090051A
Cited
US3383714A
Cited
US3619820A
Cited
US4135535A
Cited
US4314576A
Cited
US4474202A
Cited
US4587678A
Cited
US4685157A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-01-22 | 1993-07-24 | 1994-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-01-22 | 1997-07-24 | 1998-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-01-22 | 2001-07-24 | 2002-01-23 | $7700.00 | Window Closed / Lapsed |