US3081910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic fluid flow control
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1960-11-25
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Granted: 1963-03-19
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Expires: 1980-11-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Otto F Zedler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:29
CPC Classifications
G; G01; G01F; G01F15/00; G01F15/001; G01F15/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
A SYSTEM FOR MEASURING THE VOLUME OF FLUID FLOWED PAST A POINT IN A PIPELINE, LIMITING THE VOLUME OF FLUID TO A PREDETERMINED MAXIMUM FOR A PREDETERMINED TIME PERIOD, AND IF LESS THAN THE PREDETERMINED MAXIMUM HAS FLOWED PAST SAID POINT IN THE PIPELINE BY THE END OF THE PREDETERMINED TIME PERIOD, PROVIDING FOR THE MAKE-UP OF THE DIFFERENCE COMPRISING: A VOLTAGE SOURCE; A FIRST ELECTRICAL CIRCUIT INCLUDING ELECTRICALLY CONTROLLED MEANS FOR FLOWING FLUID THROUGH THE PIPELINE, AND A METER, AND A FIRST SWICHING MEANS ACTUATED IN RESPONSE TO THE OBTAINMENT OF THE PREDETERMINED MAXIMUM VOLUME FLOWING THROUGH THE METER TO STOP THE FLOW OF FLUID, AND A SECOND SWITCHING MEANS IN PARALLEL WITH SAID FIRST SWITCHING MEANS; AND A TIMER SWITCH, SAID TIMER SWITCH BEING ACTUATED AT THE END OF THE PREDETERMINED TIME PERIOD AND IF LESS THAN THE PREDETERMINED MAXIMUM HAS FLOWED, SERVING TO ACTUATE SAID SECOND SWITCHING MEANS TO CONTINUE THE FLOW OF
Claim 2
Independent Claim
156 words
A SYSTEM FOR MEASURING THE VOLUME OF FLUID FLOWED PAST A POINT IN A PIPELINE, LIMITING THE VOLUME OF FLUID TO A PREDETERMINED MAXIMUM FOR A PREDETERMINED TIME PERIOD, AND IF LESS THAN THE PREDETERMINED MAXIMUM HAS FLOWED PAST SAID POINT IN THE PIPELINE BY THE END OF THE PREDETERMINED TIME PERIOD, PROVIDING FOR THE MAKE-UP OF THE DIFFERENCE COMPRISING: A VOLTAGE SOURCE; A FIRST ELECTRICAL CIRCUIT INCLUDING ELECTRICALLY CONTROLLED MEANS FOR FLOWING FLUID THROUGH THE PIPELINE, AND A METER, AND A FIRST SWICHING MEANS ACTUATED IN RESPONSE TO THE OBTAINMENT OF THE PREDETERMINED MAXIMUM VOLUME FLOWING THROUGH THE METER TO STOP THE FLOW OF FLUID, AND A SECOND SWITCHING MEANS IN PARALLEL WITH SAID FIRST SWITCHING MEANS; AND A TIMER SWITCH, SAID TIMER SWITCH BEING ACTUATED AT THE END OF THE PREDETERMINED TIME PERIOD AND IF LESS THAN THE PREDETERMINED MAXIMUM HAS FLOWED, SERVING TO ACTUATE SAID SECOND SWITCHING MEANS TO CONTINUE THE FLOW OF
References Cited (Backward Citations)
US1876512A
Cited
US2872072A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |