Patent US4764996A successfully refreshed from Google Patents.
US4764996A
Expired / Lapsed
US
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Water saving device for water closet
Assignee: Individual
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Filing: 1987-06-03
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Granted: 1988-08-23
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Expires: 2007-06-03
Abstract
Abstract A water saving device is provided in the form of a plastic compressable flow control tube with a pinch clamp which may be installed as a substitute for the refill tube for the toilet bowel of a water closet, and which may be adjusted to establish the proper amount of refill water to flow into the toilet bowl after each flush so as to avoid wastage.
Inventors
- 👤 Charles W. Pino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:39
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/02; E03D1/14; E03D1/142; Y; Y02; Y02A; Y02A20/00; Y02A20/40; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7439; Y10T137/7462
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
93 words
In a water closet including a toilet bowl, and a toilet tank for supplying flush water to the bowl wherein said tank has outlet means including a flexible tubular refill conduit for supplying water to the bowl after each flush, the improvement comprising: a plastic pinch clamp interposed on said refill conduit for controlling the amount of refill water supplied to said outlet means after each flush; a threaded fitment installed in said refill conduit and an "S" shaped wire secured in said fitment and affixed to the rim of an overflow tube.
Claim 2
Dependent Claim
93 words
In a water closet including a toilet bowl, and a toilet tank for supplying flush water to the bowl wherein said tank has outlet means including a flexible tubular refill conduit for supplying water to the bowl after each flush, the improvement comprising: a plastic pinch clamp interposed on said refill conduit for controlling the amount of refill water supplied to said outlet means after each flush; a threaded fitment installed in said refill conduit and an "S" shaped wire secured in said fitment and affixed to the rim of an overflow tube.
Claim 3
Dependent Claim
15 words
The flexible tubular conduit of claim 1 wherein said fitment is a threaded brass fitment.
References Cited (Backward Citations)
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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) | 1991-08-23 | 1992-02-22 | 1992-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-08-23 | 1996-02-22 | 1996-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-08-23 | 2000-02-22 | 2000-08-23 | $7700.00 | Window Closed / Lapsed |