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US3237914A
Expired / Lapsed
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Control valve
Assignee: Standard Oil Co
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Filing: 1962-09-28
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Granted: 1966-03-01
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Expires: 1982-09-28
Abstract
No abstract record available.
Inventors
- 👤 Joe F Alix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:31
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/126
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
A VALVE COMPRISING: A VALVE BODY PROVIDED WITH AN ANNULAR SEAT ENCIRCLING A FLUID PASSAGEWAY WITHIN SAID BODY, SAID SEAT TO BE CONTACTED BY A FLOW-CONTROL MEMBER; A RESILIENT FLOW-CONTROL MEMBER PROVIDED WITH AT LEAST ONE CHANNEL, SAID CHANNEL BEING ON THE SIDE OF SAID FLOW-CONTROL MEMBER ADJACENT TO SAID SEAT AND BEING POSITIONED ON SAID SIDE AND OF SUFFICIENT LENGTH FOR FLUID TO FLOW OVER SAID SEAT BY WAY OF SAID CHANNEL; AND A MECHANICAL MEANS FOR MOVING SAID FLOW-CONTROL MEMBER TOWARD AND AWAY FROM SAID SEAT AND FOR APPLYING A FORCE ON SAID FLOW-CONTROL MEMEBER TOWARD SAID SEAT, SAID CHANNEL BEING DEFORMED AND CHANGED IN SIZE FROM A MAXIMUM TO ZERO DEPENDING ON THE FORCE APPLIED TO SAID FLOW-CONTROL MEMBER BY SAID MEANS IN PRESSING SAID MEMBER TO SAID SEAT, SAID MEANS BEING CONSTRUCTED AND ARRANGED TO EFFECT MOVEMENT OF SAID FLOW-CONTROL MEMBER BODILY FROM SAID SEAT TO INCREASE THE FLOW RATE THROUGH SAID PASSAGEWAY RELATIVE TO THE MAXIMUM FLOW OF FLUID THROUGH SAID CHANNEL.
Claim 2
Dependent Claim
167 words
A VALVE COMPRISING: A VALVE BODY PROVIDED WITH AN ANNULAR SEAT ENCIRCLING A FLUID PASSAGEWAY WITHIN SAID BODY, SAID SEAT TO BE CONTACTED BY A FLOW-CONTROL MEMBER; A RESILIENT FLOW-CONTROL MEMBER PROVIDED WITH AT LEAST ONE CHANNEL, SAID CHANNEL BEING ON THE SIDE OF SAID FLOW-CONTROL MEMBER ADJACENT TO SAID SEAT AND BEING POSITIONED ON SAID SIDE AND OF SUFFICIENT LENGTH FOR FLUID TO FLOW OVER SAID SEAT BY WAY OF SAID CHANNEL; AND A MECHANICAL MEANS FOR MOVING SAID FLOW-CONTROL MEMBER TOWARD AND AWAY FROM SAID SEAT AND FOR APPLYING A FORCE ON SAID FLOW-CONTROL MEMEBER TOWARD SAID SEAT, SAID CHANNEL BEING DEFORMED AND CHANGED IN SIZE FROM A MAXIMUM TO ZERO DEPENDING ON THE FORCE APPLIED TO SAID FLOW-CONTROL MEMBER BY SAID MEANS IN PRESSING SAID MEMBER TO SAID SEAT, SAID MEANS BEING CONSTRUCTED AND ARRANGED TO EFFECT MOVEMENT OF SAID FLOW-CONTROL MEMBER BODILY FROM SAID SEAT TO INCREASE THE FLOW RATE THROUGH SAID PASSAGEWAY RELATIVE TO THE MAXIMUM FLOW OF FLUID THROUGH SAID CHANNEL.
References Cited (Backward Citations)
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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) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |