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US3198204A
Expired / Lapsed
US
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Inline valve
Assignee: Vapor Corp
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Filing: 1963-05-08
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Granted: 1965-08-03
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Expires: 1983-05-08
Abstract
No abstract record available.
Inventors
- 👤 William W Parks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:42
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/12; F16K1/126; F16K31/00; F16K31/12; F16K31/36; F16K31/363; F16K31/38; F16K31/383; Y; Y10; Y10T; Y10T137/00; Y10T137/3367; Y10T137/8593; Y10T137/86928; Y10T137/86936; Y10T137/86944; Y10T137/86984
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
196 words
AN INLINE FLUID VALVE COMPRISING, A TUBULAR CASSING HAVING AN INLET AND AN OUTLET AXIALLY ALIGNED THEREWITH, A CYLINDRICAL SHELL SUPPORTED WITHIN SAID CASING AND AXIALLY ALIGNED WITH SAID INLET AND OUTLET, THE EXTERNAL DIAMETER OF SAID SHELL BEING NO GREATER THAN THAT OF THE INLET, THE END OF SAID SHELL ADJACENT THE INLET BEING CLOSED AND THE END THEREOF ADJACENT THE OUTLET BEING OPEN, A PISTON RECEIVED IN SAID SHELL AND HAVING A PISTON ROD AXIALLY AND SLIDABLY SUPPORTED THEREIN, SPRING MEANS NORMALLY BIASING SAID PISTON TOWARD SAID OUTLET, A SEAT AT SAID OUTLET, FIRST AND SECOND DISCS MOUNTED ON SAI ROD AND COACTING WITH SAID SEAT TO CLOSE SAID OUTLET, ONE OF SAID DISCS BEING SUBSTANTIALLY EQUAL IN DIAMETER TO SAID PISTON AND BEING ADAPTED TO ENGAGE SAID SEAT AND BEING FLOATINGLY CONNECTED TO SAID ROD AND HAVING OPENINGS ARRANGED ABOUT THE ROD, THE OTHER OF SAID DISCS BEING FIXED TO SAID ROD AND ADAPTED TO CLOSE SAID OPENINGS OF SAID OTHER DISC AND SEAT AGAINST SAME, MEANS FOR PERMITTING FLUID ABOUT SAID SHELL TO BLEED THEREIN, AND VENT MEANS FOR DUMPING THE HIGH PRESSURE FROM SAID SHELL TO CONTROL OPERATION OF SAID VALVE.
Claim 2
Dependent Claim
196 words
AN INLINE FLUID VALVE COMPRISING, A TUBULAR CASSING HAVING AN INLET AND AN OUTLET AXIALLY ALIGNED THEREWITH, A CYLINDRICAL SHELL SUPPORTED WITHIN SAID CASING AND AXIALLY ALIGNED WITH SAID INLET AND OUTLET, THE EXTERNAL DIAMETER OF SAID SHELL BEING NO GREATER THAN THAT OF THE INLET, THE END OF SAID SHELL ADJACENT THE INLET BEING CLOSED AND THE END THEREOF ADJACENT THE OUTLET BEING OPEN, A PISTON RECEIVED IN SAID SHELL AND HAVING A PISTON ROD AXIALLY AND SLIDABLY SUPPORTED THEREIN, SPRING MEANS NORMALLY BIASING SAID PISTON TOWARD SAID OUTLET, A SEAT AT SAID OUTLET, FIRST AND SECOND DISCS MOUNTED ON SAI ROD AND COACTING WITH SAID SEAT TO CLOSE SAID OUTLET, ONE OF SAID DISCS BEING SUBSTANTIALLY EQUAL IN DIAMETER TO SAID PISTON AND BEING ADAPTED TO ENGAGE SAID SEAT AND BEING FLOATINGLY CONNECTED TO SAID ROD AND HAVING OPENINGS ARRANGED ABOUT THE ROD, THE OTHER OF SAID DISCS BEING FIXED TO SAID ROD AND ADAPTED TO CLOSE SAID OPENINGS OF SAID OTHER DISC AND SEAT AGAINST SAME, MEANS FOR PERMITTING FLUID ABOUT SAID SHELL TO BLEED THEREIN, AND VENT MEANS FOR DUMPING THE HIGH PRESSURE FROM SAID SHELL TO CONTROL OPERATION OF SAID VALVE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |