US3414232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gimbal valve
Assignee: Westport Development and Manufacturing Co Inc
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Filing: 1966-08-08
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Granted: 1968-12-03
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Expires: 1986-08-08
Abstract
No abstract record available.
Inventors
- 👤 Robert R Hellman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:56
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/32; F16K1/48; F16K1/482
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
A GIMBAL VALVE FOR COOPERATION WITH A VALVE SEAT DEFINING AN OPENING TO REGULATE CLOSURE OF THE OPENING COMPRISING AN ELONGATE ACTUATOR HAVING AT LEAST THE SIDE SURFACES OF AN END PORTION FORMED TO CONSTITUTE SEGMENTS OF A SPHERE HAVING A CENTER, A STOPPER HAVING A BASE AND SEALING SIDES EXTENDING FROM SAID BASE, SAID STOPPER BEING FORMED WITH A BORE THAT HAS A PORTION HAVING SIDE CONSTITUTING SEGMENTS OF A HEMISPHERE HAVING A CENTER WITHIN THE BORE AND ADJACENT THE BASE OF THE STOPPER AND ANOTHER PORTION ADJACENT THE OTHER END OF THE STOPPER, AND A PLUG POSITIONED IN THE ANOTHER PORTION OF SAID BORE AND HAVING A RECESS FORMED WITH DIVERGING SIDES, SAID STOPPER BEING POSITIONED ON SAID ACTUATOR TO HAVE BOTH CENTERS COINCIDE, SAID SEALING SIDES OF THE STOPPER BEING DIMENSIONED WITH RESPECT TO THE VALVE SEAT TO ENGAGE SAID VALVE SEAT IN A FIRST PLANE LYING BETWEEN THE BASE OF THE STOPPER AND THE COMMON CENTER AND SAID DIVERGING SIDES OF SAID PLUG BEING DIMENSIONED TO ENGAGE THE SPHERICAL SURFACES OF THE ACTUATOR IN A SECOND PLANE ON THE OTHER SIDE OF THE COMMON CENTER.
Claim 2
Dependent Claim
189 words
A GIMBAL VALVE FOR COOPERATION WITH A VALVE SEAT DEFINING AN OPENING TO REGULATE CLOSURE OF THE OPENING COMPRISING AN ELONGATE ACTUATOR HAVING AT LEAST THE SIDE SURFACES OF AN END PORTION FORMED TO CONSTITUTE SEGMENTS OF A SPHERE HAVING A CENTER, A STOPPER HAVING A BASE AND SEALING SIDES EXTENDING FROM SAID BASE, SAID STOPPER BEING FORMED WITH A BORE THAT HAS A PORTION HAVING SIDE CONSTITUTING SEGMENTS OF A HEMISPHERE HAVING A CENTER WITHIN THE BORE AND ADJACENT THE BASE OF THE STOPPER AND ANOTHER PORTION ADJACENT THE OTHER END OF THE STOPPER, AND A PLUG POSITIONED IN THE ANOTHER PORTION OF SAID BORE AND HAVING A RECESS FORMED WITH DIVERGING SIDES, SAID STOPPER BEING POSITIONED ON SAID ACTUATOR TO HAVE BOTH CENTERS COINCIDE, SAID SEALING SIDES OF THE STOPPER BEING DIMENSIONED WITH RESPECT TO THE VALVE SEAT TO ENGAGE SAID VALVE SEAT IN A FIRST PLANE LYING BETWEEN THE BASE OF THE STOPPER AND THE COMMON CENTER AND SAID DIVERGING SIDES OF SAID PLUG BEING DIMENSIONED TO ENGAGE THE SPHERICAL SURFACES OF THE ACTUATOR IN A SECOND PLANE ON THE OTHER SIDE OF THE COMMON CENTER.
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) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |