US4177528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanitary chairs
Assignee: Helping Hand Co Ledbury Ltd
•
Filing: 1976-01-13
•
Granted: 1979-12-11
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Expires: 1996-01-13
Abstract
Abstract A sanitary or commode chair has a wheeled chassis and an apertured seat adapted to be positioned over a W.C. The chair has side support arms which extend alongside a user seated in the chair. Each arm has an inturned end portion to provide front support for the user, and the end portions of the arms can be turned outwardly to the side to allow front entry and exit. Each support arm can also pivot rearwardly and to the side to allow side entry from a wheelchair.
Inventors
- 👤 David R. James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:54
CPC Classifications
A; A47; A47K; A47K11/00; A47K11/04
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
86 words
A sanitary or commode chair having an apertured seat and two side support arms each of which comprises a main side portion arranged to extend alongside, and an inturned end portion arranged to extend in front of, a person seated in the chair, and means movably mounting the end arm portions on the main side portions for opening movement relative to the side portions of the arms whereby to allow front entry and exit of the user with the side portions in the normal side-support position.
Claim 2
Dependent Claim
86 words
A sanitary or commode chair having an apertured seat and two side support arms each of which comprises a main side portion arranged to extend alongside, and an inturned end portion arranged to extend in front of, a person seated in the chair, and means movably mounting the end arm portions on the main side portions for opening movement relative to the side portions of the arms whereby to allow front entry and exit of the user with the side portions in the normal side-support position.
Claim 3
Dependent Claim
43 words
A chair according to claim 1, wherein each said mounting means enables the end portion of the corresponding arm to pivot upwardly and to the side, about the longitudinal axis of the main side portion of the arm to provide said opening movement.
Claim 4
Dependent Claim
55 words
A chair according to claim 2, wherein the arrangement is such that each arm end portion pivots between a laterally inturned front support position and a laterally outturned front entry position, whereby when in the entry position the end portions are adapted to provide support to assist a user when entering or leaving the chair.
Claim 5
Dependent Claim
29 words
A chair according to claim 1, wherein each arm is supported by a pivot mounting such that the arm can pivot rearwardly and to the side as a whole.
Claim 6
Dependent Claim
21 words
A chair according to claim 4, wherein the pivot axis for each arm as a whole is more or less vertical.
Claim 7
Dependent Claim
21 words
A chair according to claim 4, wherein the side arms are self-locking with said main portions in said normal side-support position.
Claim 8
Dependent Claim
36 words
A chair according to claim 6, wherein locking means associated with said arm pivot mountings can be freed, by lifting each side arm slightly, to allow the arms to be turned about the arm pivot axes.
References Cited (Backward Citations)
FR1307758A
Cited
FR1338252A
Cited
FR1547073A
Cited
US3512187A
Cited
US3531158A
Cited
US3769638A
Cited
US3829916A
Cited
US3931650A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-12-10 | 1983-06-11 | 1983-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-12-10 | 1987-06-11 | 1987-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-12-10 | 1991-06-11 | 1991-12-11 | $7700.00 | Window Closed / Lapsed |