Patent EP0315382A2 successfully refreshed from Google Patents.
Patent US4648139A successfully refreshed from Google Patents.
US4980932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water saving device
Assignee: Individual
•
Filing: 1990-03-19
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Granted: 1991-01-01
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Expires: 2010-03-19
Abstract
Abstract A flow splitting valve assembly is inserted into the afterfill line of a conventional water closest ballcock valve, the valve assembly including adjustable valves for directing some of the afterfill flow into the watercloset. The adjustable valves provide means for selecting after fill flow rates at various supply pressures.
Inventors
- 👤 Robert L. Stemples
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:01
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/30; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7439; Y10T137/7462
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
110 words
In a water closet including a storage tank, a ballcock valve connected to admit a selected quantity of water into said tank, a standpipe, and an afterfill tube connected between said ballcock valve and said stand pipe, the improvement comprising: a tee fitting characterized by a first, second and third end interposed in said after fill line by inserting said first and third ends into corresponding first and second portions thereof; a first and second adjustable valve respectively formed adjacent said first and third end of said fitting; a tubing segment connected between said second end and said tank; and holding means for selectively securing said fitting to said tank.
Claim 2
Dependent Claim
110 words
In a water closet including a storage tank, a ballcock valve connected to admit a selected quantity of water into said tank, a standpipe, and an afterfill tube connected between said ballcock valve and said stand pipe, the improvement comprising: a tee fitting characterized by a first, second and third end interposed in said after fill line by inserting said first and third ends into corresponding first and second portions thereof; a first and second adjustable valve respectively formed adjacent said first and third end of said fitting; a tubing segment connected between said second end and said tank; and holding means for selectively securing said fitting to said tank.
Claim 3
Dependent Claim
22 words
Apparatus according to claim 1 wherein: said first, second and third ends are each conformed in the manner of a barbed insert.
Claim 4
Dependent Claim
18 words
Apparatus according to claim 1 wherein: said tubing segment is secured to the exterior of said stand pipe.
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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) | 1993-12-31 | 1994-07-02 | 1995-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-12-31 | 1998-07-02 | 1999-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-12-31 | 2002-07-02 | 2003-01-01 | $7700.00 | Window Closed / Lapsed |