US3363650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination plug and check valve
Assignee: Individual
•
Filing: 1963-10-14
•
Granted: 1968-01-16
•
Expires: 1983-10-14
Abstract
No abstract record available.
Inventors
- 👤 Scaramucci Domer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:06
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/18; F16K15/184; F16K15/1848; Y; Y10; Y10T; Y10T137/00; Y10T137/5109; Y10T137/5153; Y10T137/8593; Y10T137/87917; Y10T137/88022; Y10T137/8803; Y10T137/88038
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A COMBINATION VALVE INCLUDING: A VALVE BODY HAVING A FLOW PASSAGEWAY THERETHROUGH AND HAVING A CHAMBER INTERSECTING THE FLOW PASSAGEWAY; A PLUG MEMBER ROTATABLY MOUNTED IN THE CHAMBER AND HAVING A FLOW PASSAGE THROUGH SAID PLUG MEMBER; SEALING MEANS ENCIRCLING SAID FLOW PASSAGEWAY WITHIN SAID CHAMBER AND ADAPTED TO COOPERATE WITH SAID PLUG MEMBER AND VALVE BODY TO FORM A FLUID-TIGHT SEAL THEREBETWEEN; AND, A CHECK VALVE MOUNTED FOR ROTATION WITH SAID PLUG MEMBER AND PIVOTALLY POSITIONED ON SAID PLUG MEMBER AND EXTENDING INTO SAID FLOW PASSAGE, SAID CHECK VALVE MEMBER BEING COOPERABLE WITH SAID SEALING MEANS WHEN SAID PASSAGE IS ALIGNED WITH SAID PASSAGEWAY TO PREVENT FLOW THROUGH SAID VALVE IN ONE DIRECTION WHILE PERMITTING FLOW THERETHROUGH IN THE OPPOSITE DIRECTION.
Claim 2
Dependent Claim
122 words
A COMBINATION VALVE INCLUDING: A VALVE BODY HAVING A FLOW PASSAGEWAY THERETHROUGH AND HAVING A CHAMBER INTERSECTING THE FLOW PASSAGEWAY; A PLUG MEMBER ROTATABLY MOUNTED IN THE CHAMBER AND HAVING A FLOW PASSAGE THROUGH SAID PLUG MEMBER; SEALING MEANS ENCIRCLING SAID FLOW PASSAGEWAY WITHIN SAID CHAMBER AND ADAPTED TO COOPERATE WITH SAID PLUG MEMBER AND VALVE BODY TO FORM A FLUID-TIGHT SEAL THEREBETWEEN; AND, A CHECK VALVE MOUNTED FOR ROTATION WITH SAID PLUG MEMBER AND PIVOTALLY POSITIONED ON SAID PLUG MEMBER AND EXTENDING INTO SAID FLOW PASSAGE, SAID CHECK VALVE MEMBER BEING COOPERABLE WITH SAID SEALING MEANS WHEN SAID PASSAGE IS ALIGNED WITH SAID PASSAGEWAY TO PREVENT FLOW THROUGH SAID VALVE IN ONE DIRECTION WHILE PERMITTING FLOW THERETHROUGH IN THE OPPOSITE DIRECTION.
References Cited (Backward Citations)
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US2151098A
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US2399300A
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US3061267A
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US3146792A
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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) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |