Patent US3168246A successfully refreshed from Google Patents.
US3168246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fountain valve
Assignee: Individual
•
Filing: 1963-09-13
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Granted: 1965-02-02
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Expires: 1983-09-13
Abstract
No abstract record available.
Inventors
- 👤 John M Musgrave
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:01
CPC Classifications
B; B05; B05B; B05B17/00; B05B17/08; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86831; Y10T137/86863; Y10T137/86871
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
A VALVE ASSEMBLY FOR AUTOMATICALLY VARYING THE RATE OF FLOW OF FLUID UNDER PRESSURE, SAID VALVE HAVING A HOUSING HAVING AN OUTLET AND AN INLET, A NORMALLY CONTINUOUSLY ROTATING VALVE IN SAID HOUSING HAVING A PERIPHERY PASSING ACROSS SAID OUTLET AND FORMING A SLIDING FIT THEREWITH, SAID PERIPHERY BEING GENERALLY CIRCULAR IN CROSS SECTION AND BEING SPACED FROM SAID INLET FOR RECEPTION OF FLUID INTO SAID HOUSING, THE PERIPHERY OF SAID VALVE HAVING A GROOVE THEREIN WHICH IS PERIODICALLY IN COMMUNICATION WITH SAID OUTLET, THE VALVE AND THE INTERIOR OF SAID HOUSING BEING SO COOPERATIVELY SHAPED AND POSITIONED THAT THE MAJORITY OF ALL FLUID PASSING THROUGH THE OUTLET AT TIMES WHEN SAID GROOVE IS OPPOSITE SAID OUTLET PASSES THROUGH SAID GROOVE, SAID GROOVE BEING ELONGATED IN THE DIRECTION OF THE CIRCULAR PERIPHERY OF SAID VALVE, SAID GROOVE HAVING VARYING CROSS SECTIONAL AREAS SPACED ALONG THE ELONGATION OF SAID GROOVE WHEREBY AS SAID VALVE ROTATES, THE RATE OF FLOW THROUGH SAID VALVE VARIES, AND MEANS ATTACHED TO SAID VALVE FOR NORMALLY CONTINUOUSLY ROTATING SAID VALVE.
Claim 2
Dependent Claim
174 words
A VALVE ASSEMBLY FOR AUTOMATICALLY VARYING THE RATE OF FLOW OF FLUID UNDER PRESSURE, SAID VALVE HAVING A HOUSING HAVING AN OUTLET AND AN INLET, A NORMALLY CONTINUOUSLY ROTATING VALVE IN SAID HOUSING HAVING A PERIPHERY PASSING ACROSS SAID OUTLET AND FORMING A SLIDING FIT THEREWITH, SAID PERIPHERY BEING GENERALLY CIRCULAR IN CROSS SECTION AND BEING SPACED FROM SAID INLET FOR RECEPTION OF FLUID INTO SAID HOUSING, THE PERIPHERY OF SAID VALVE HAVING A GROOVE THEREIN WHICH IS PERIODICALLY IN COMMUNICATION WITH SAID OUTLET, THE VALVE AND THE INTERIOR OF SAID HOUSING BEING SO COOPERATIVELY SHAPED AND POSITIONED THAT THE MAJORITY OF ALL FLUID PASSING THROUGH THE OUTLET AT TIMES WHEN SAID GROOVE IS OPPOSITE SAID OUTLET PASSES THROUGH SAID GROOVE, SAID GROOVE BEING ELONGATED IN THE DIRECTION OF THE CIRCULAR PERIPHERY OF SAID VALVE, SAID GROOVE HAVING VARYING CROSS SECTIONAL AREAS SPACED ALONG THE ELONGATION OF SAID GROOVE WHEREBY AS SAID VALVE ROTATES, THE RATE OF FLOW THROUGH SAID VALVE VARIES, AND MEANS ATTACHED TO SAID VALVE FOR NORMALLY CONTINUOUSLY ROTATING SAID VALVE.
References Cited (Backward Citations)
US2853102A
Cited
US2879944A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-02 | 1968-08-03 | 1969-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-02 | 1972-08-03 | 1973-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-02 | 1976-08-03 | 1977-02-02 | $7700.00 | Window Closed / Lapsed |