Patent US1868256A successfully refreshed from Google Patents.
Patent US3385324A successfully refreshed from Google Patents.
US3385324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swing spout faucet
Assignee: KATHE H WOLF
•
Filing: 1966-04-15
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Granted: 1968-05-28
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Expires: 1986-04-15
Abstract
No abstract record available.
Inventors
- 👤 Richard H Wolf
- 👤 Kathe H Wolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:41
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/02; F16K11/04; F16K11/056; F16K11/0565; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87056; Y10T137/87088; Y10T137/87096; Y10T137/87121; Y10T137/87129; Y10T137/87137; Y10T137/87571; Y10T137/87676; Y10T137/87684; Y10T137/87692
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
188 words
IN A VALVE STRUCTURE, A GENERALLY CYLINDRICAL HOUSING HAVING AT ONE END A LIQUID-SUPPLY CHAMBER OF REDUCED DIAMETER COMMUNICATING SUBSTANTIALLY CONCENTRICALLY THEREWITH, LIQUID-SUPPLY CONDUITS CONNECTED TO SAID SUPPLY CHAMBER, A VALVE SEAT AT THE JUNCTURE OF SAID CHAMBER WITH SAID HOUSING, A HOLLOW SLEEVE SECURED SUBSTANTIALLY CONCENTRICALLY IN SAID HOUSING, THE LOWER END OF SAID SLEEVE BEING SPACED FROM SAID VALVE SEAT TO PROVIDE A MIXING CHAMBER BETWEEN SAID SEAT AND THE SLEEVE END, A HOLLOW STEM MOUNTED FOR RECIPROCATORY MOVEMENT CONCENTRICALLY IN THE SLEEVE AND HAVING ITS TOP END PROJECTING BEYOND THE HOUSING, MATING THREADS ON THE STEM AND THE SLEEVE, AN ANNULAR HEAD ON THE LOWER END OF THE STEM DISPOSED WITHIN SAID MIXING CHAMBER AND HAVING ITS PERIPHERY SPACED FROM THE INNER SIDEWALL OF THE CHAMBER, SAID HEAD BEING ADAPTED TO SEAT AGAINST THE ADJACENT SLEEVE END WHEN THE STEM IS MOVED TO ITS LIMIT IN ONE DIRECTION AND AGAINST THE VALVE SEAT WHEN MOVED TO ITS LIMIT IN THE OPPOSITE DIRECTION, A DEPENDING SLEEVE VALVE ELEMENT COAXIALLYSECURED TO THE LOWER END OF THE STEM AND BEING SEALINGLY AND ROTATABLY-RECEIVED IN SAID LIQUID-SUPPLY CHAMBER, SAID
Claim 2
Dependent Claim
188 words
IN A VALVE STRUCTURE, A GENERALLY CYLINDRICAL HOUSING HAVING AT ONE END A LIQUID-SUPPLY CHAMBER OF REDUCED DIAMETER COMMUNICATING SUBSTANTIALLY CONCENTRICALLY THEREWITH, LIQUID-SUPPLY CONDUITS CONNECTED TO SAID SUPPLY CHAMBER, A VALVE SEAT AT THE JUNCTURE OF SAID CHAMBER WITH SAID HOUSING, A HOLLOW SLEEVE SECURED SUBSTANTIALLY CONCENTRICALLY IN SAID HOUSING, THE LOWER END OF SAID SLEEVE BEING SPACED FROM SAID VALVE SEAT TO PROVIDE A MIXING CHAMBER BETWEEN SAID SEAT AND THE SLEEVE END, A HOLLOW STEM MOUNTED FOR RECIPROCATORY MOVEMENT CONCENTRICALLY IN THE SLEEVE AND HAVING ITS TOP END PROJECTING BEYOND THE HOUSING, MATING THREADS ON THE STEM AND THE SLEEVE, AN ANNULAR HEAD ON THE LOWER END OF THE STEM DISPOSED WITHIN SAID MIXING CHAMBER AND HAVING ITS PERIPHERY SPACED FROM THE INNER SIDEWALL OF THE CHAMBER, SAID HEAD BEING ADAPTED TO SEAT AGAINST THE ADJACENT SLEEVE END WHEN THE STEM IS MOVED TO ITS LIMIT IN ONE DIRECTION AND AGAINST THE VALVE SEAT WHEN MOVED TO ITS LIMIT IN THE OPPOSITE DIRECTION, A DEPENDING SLEEVE VALVE ELEMENT COAXIALLYSECURED TO THE LOWER END OF THE STEM AND BEING SEALINGLY AND ROTATABLY-RECEIVED IN SAID LIQUID-SUPPLY CHAMBER, SAID
References Cited (Backward Citations)
US2839081A
Cited
US2847031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |