Patent US4508398A successfully refreshed from Google Patents.
US4091473A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable toilet
Assignee: Individual
•
Filing: 1976-11-17
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Granted: 1978-05-30
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Expires: 1996-11-17
Abstract
Abstract An adjustable toilet mounted on the wall of a bathroom. The toilet is raised and lowered by an electrically driven motor. By raising and lowering the toilet, the elderly, the handicapped, and children are aided in the use of the toilet. The toilet provides electrical limit switches for stopping the motor at a desired height above the bathroom floor.
Inventors
- 👤 William C. Matthews
- 👤 Eunice C. Matthews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:50
CPC Classifications
E; E03; E03D; E03D11/00; E03D11/12; E03D11/125; E03D11/13; E03D11/135; E03D11/14; E03D11/143
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
178 words
An adjustable toilet, for mounting on a vertical wall the toilet comprising: a wall mounted toilet bowl having a verical base said bowl having a supply line and a discharge line; a mounting bracket attached to said base; a flexible waste pipe line attached to the discharge line of said toilet bowl; a flexible water supply line attached to the supply line of said toilet bowl; an electric motor mounted on the wall and having a drive gear attached thereto: a back plate spaced from the wall and positioned at the rear of said toilet bowl, said back plate having cheek blocks mounted thereon; a pair of vertical parallel worm gears mounted at both ends to said cheek blocks; a pair of upper guides attached to said mounting bracket and having bearings mounted thereon, said bearings threadably engaging said worm gears; a pair of lower guides attached to said mounting bracket and disposed around said worm gears; and idle sprockets attached to the upper portion of said worm gears, said idle sprockets chain driven by said drive gear.
Claim 2
Dependent Claim
178 words
An adjustable toilet, for mounting on a vertical wall the toilet comprising: a wall mounted toilet bowl having a verical base said bowl having a supply line and a discharge line; a mounting bracket attached to said base; a flexible waste pipe line attached to the discharge line of said toilet bowl; a flexible water supply line attached to the supply line of said toilet bowl; an electric motor mounted on the wall and having a drive gear attached thereto: a back plate spaced from the wall and positioned at the rear of said toilet bowl, said back plate having cheek blocks mounted thereon; a pair of vertical parallel worm gears mounted at both ends to said cheek blocks; a pair of upper guides attached to said mounting bracket and having bearings mounted thereon, said bearings threadably engaging said worm gears; a pair of lower guides attached to said mounting bracket and disposed around said worm gears; and idle sprockets attached to the upper portion of said worm gears, said idle sprockets chain driven by said drive gear.
Claim 3
Dependent Claim
52 words
The toilet as described in claim 1, further including an upper and lower limit switch mounted on said back plate, said switches having switch arms disposed adjacent said upper and lower guides and contacting said guides for stopping said electric motor when said toilet is raised or lowered beyond a predetermined distance.
Claim 4
Dependent Claim
47 words
The toilet as described in claim 1, further including a limit switch mounted on the lower portion of said mounting bracket and having a switch arm extending downwardly therefrom for stopping said electric motor when coming into contact with an object on the floor below said toilet.
Claim 5
Dependent Claim
31 words
The toilet as described in claim 1, wherein said back plate includes an elongated vertical slot in the center thereof, said slot receiving a portion of said toilets' waste line therethrough.
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) | 1981-05-29 | 1981-11-28 | 1982-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-05-29 | 1985-11-28 | 1986-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-05-29 | 1989-11-28 | 1990-05-30 | $7700.00 | Window Closed / Lapsed |