Patent US3294024A successfully refreshed from Google Patents.
US3294024A
Expired / Lapsed
US
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Pumping system
Assignee: Combustion Engineering Inc
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Filing: 1964-06-10
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Granted: 1966-12-27
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Expires: 1984-06-10
Abstract
No abstract record available.
Inventors
- 👤 Charles O Meyers
- 👤 Maurice S Hoss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:52
CPC Classifications
F; F04; F04D; F04D15/00; F04D15/02; F04D15/0209; F04D15/0218; F04D29/00; F04D29/60; F04D29/605; F04D29/606; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7313
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
202 words
A SYSTEM WITH WHICH TO PRODUCE A WATER WALL, INCLUDING, A WELL BORE EXTENDED FORM THE GROUND SURFACE TO FORM A RESERVOIR OF WATER IN THE BOTTOM OF THE BORE, A COLUMN PIPE EXTENDING FROM THE GROUND SURFACE AND WITHIN THE BORE TO A POINT NEAR THE BOTTOM OF THE BORE, PUMP ELEMENTS MOUNTED WITHIN THE PUMP SHAFT SO AS TO DRAW WATER FROM THE RESERVOIR AND UP THE COLUMN PIPE TO THE GROUND SURFACE, MEANS FOR POWERING THE PUMP ELEMENTS CONNECTED TO THE PUMP ELEMENTS, A VALVE MOUNTED IN THE PUMP DISCHARGE, FIRST AND SECOND LEVEL DETECTION ELEMENTS SPACED VERTICALLY IN THE WELL BORE, AND AN ELECTRICAL CIRCUIT CONNECTED TO THE LEVEL DETECTION ELEMENTS AND THE VALVE TO CONTROL THE SETTING OF THE VALVE IN ACCORDANCE WITH THE POSITION OF THE WATER LEVEL IN THE WELL BORE WITH RESPECT TO THE LEVEL DETECTION ELEMENTS, WHEREBY THE VALVE WILL BE MOVED TOWARD FULL OPEN AS LONG AS THE WATER LEVEL IS ABOVE BOTH ELEMENTS, THE VALVE WILL BE HELD AT THE SETTING REACHED AS THE WATER LEVEL IS BROUGHT TO BETWEEN THE ELEMENTS AND THE VALVE WILL BE MOVED TOWARD FULL CLOSED AS LONG AS THE WATER LEVEL IS BELOW BOTH ELEMENTS.
Claim 2
Independent Claim
202 words
A SYSTEM WITH WHICH TO PRODUCE A WATER WALL, INCLUDING, A WELL BORE EXTENDED FORM THE GROUND SURFACE TO FORM A RESERVOIR OF WATER IN THE BOTTOM OF THE BORE, A COLUMN PIPE EXTENDING FROM THE GROUND SURFACE AND WITHIN THE BORE TO A POINT NEAR THE BOTTOM OF THE BORE, PUMP ELEMENTS MOUNTED WITHIN THE PUMP SHAFT SO AS TO DRAW WATER FROM THE RESERVOIR AND UP THE COLUMN PIPE TO THE GROUND SURFACE, MEANS FOR POWERING THE PUMP ELEMENTS CONNECTED TO THE PUMP ELEMENTS, A VALVE MOUNTED IN THE PUMP DISCHARGE, FIRST AND SECOND LEVEL DETECTION ELEMENTS SPACED VERTICALLY IN THE WELL BORE, AND AN ELECTRICAL CIRCUIT CONNECTED TO THE LEVEL DETECTION ELEMENTS AND THE VALVE TO CONTROL THE SETTING OF THE VALVE IN ACCORDANCE WITH THE POSITION OF THE WATER LEVEL IN THE WELL BORE WITH RESPECT TO THE LEVEL DETECTION ELEMENTS, WHEREBY THE VALVE WILL BE MOVED TOWARD FULL OPEN AS LONG AS THE WATER LEVEL IS ABOVE BOTH ELEMENTS, THE VALVE WILL BE HELD AT THE SETTING REACHED AS THE WATER LEVEL IS BROUGHT TO BETWEEN THE ELEMENTS AND THE VALVE WILL BE MOVED TOWARD FULL CLOSED AS LONG AS THE WATER LEVEL IS BELOW BOTH ELEMENTS.
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) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |