US3072058A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe line control system
Assignee: ExxonMobil Oil Corp
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Filing: 1961-08-18
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Granted: 1963-01-08
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Expires: 1981-08-18
Abstract
No abstract record available.
Inventors
- 👤 Benjamin G Christopher
- 👤 Jr George J Dorris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:24
CPC Classifications
F; F16; F16L; F16L55/00; F04; F04B; F04B49/00; F04B49/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A PUMPING STATION INCLUDING AT LEAST ONE PUMP HAVING ASSOCIATED THEREWITH AN INPUT SIDE AND A DISCHARGE SIDE, AN ELECTRIC MOTOR, A VARIABLE MECHANICAL COUPLING INTERCONNECTING SAID MOTOR AND SAID PUMP, A FIRST CONTROL SIGNAL GENERATOR RESPONSIVE TO SUCTION PRESSURE ON SAID INPUT SIDE FOR GENERATING A FIRST CONTROL SIGNAL, A SECOND CONTROL SIGNAL GENERATOR RESPONSIVE TO THE PRESSURE ON SAID DISCHARGE SIDE FOR MODIFYING SAID FIRST CONTROL SIGNAL IN ACCORDANCE WITH THE MAGNITUDE OF THE DISCHARGE PRESSURE TO GENERATE A SECOND CONTROL SIGNAL, CONTROL MEANS RESPONSIVE TO VARIATIONS ABOUT A SET POINT REPRESENTATIVE OF A DESIRED POWER DEMAND POINT ON SAID STATION FOR VARYING THE DEGREE OF COUPLING BETWEEN SAID MOTOR AND SAID PUMP TO OPERATE SAID STATION AT THE DEMAND POINT, AND MEANS RESPONSIVE TO SAID SECOND CONTROL SIGNAL TO VARY THE SET POINT IN ACCORDANCE WITH DEVIATIONS IN SAID DISCHARGE AND SUCTION PRESSURES FROM PREDETERMINED MAGNITUDES.
Claim 2
Dependent Claim
149 words
A PUMPING STATION INCLUDING AT LEAST ONE PUMP HAVING ASSOCIATED THEREWITH AN INPUT SIDE AND A DISCHARGE SIDE, AN ELECTRIC MOTOR, A VARIABLE MECHANICAL COUPLING INTERCONNECTING SAID MOTOR AND SAID PUMP, A FIRST CONTROL SIGNAL GENERATOR RESPONSIVE TO SUCTION PRESSURE ON SAID INPUT SIDE FOR GENERATING A FIRST CONTROL SIGNAL, A SECOND CONTROL SIGNAL GENERATOR RESPONSIVE TO THE PRESSURE ON SAID DISCHARGE SIDE FOR MODIFYING SAID FIRST CONTROL SIGNAL IN ACCORDANCE WITH THE MAGNITUDE OF THE DISCHARGE PRESSURE TO GENERATE A SECOND CONTROL SIGNAL, CONTROL MEANS RESPONSIVE TO VARIATIONS ABOUT A SET POINT REPRESENTATIVE OF A DESIRED POWER DEMAND POINT ON SAID STATION FOR VARYING THE DEGREE OF COUPLING BETWEEN SAID MOTOR AND SAID PUMP TO OPERATE SAID STATION AT THE DEMAND POINT, AND MEANS RESPONSIVE TO SAID SECOND CONTROL SIGNAL TO VARY THE SET POINT IN ACCORDANCE WITH DEVIATIONS IN SAID DISCHARGE AND SUCTION PRESSURES FROM PREDETERMINED MAGNITUDES.
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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |