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US2606869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic cell
Assignee: Pechiney SA
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Filing: 1948-06-25
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Granted: 1952-08-12
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Expires: 1968-06-25
Abstract
No abstract record available.
Inventors
- 👤 Perret-Bit Roger Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:54
CPC Classifications
C; C25; C25C; C25C3/00; C25C3/06; C25C3/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
IN AN ELECTROLYSIS SYSTEM COMPRISING A FIXED ELECTRODE OF ONE POLARITY, A PLURALITY OF AXIALLYADJUSTABLE ELECTRODES OF THE OPPOSITE POLARITY INDIVIDUALLY ADJUSTABLE TOWARDS AND AWAY FROM SAID FIXED ELECTRODE, REVERSIBLE MOTOR MEANS OPERATING SUCH ADJUSTMENT, AND A SUPPLY CIRCUIT SUPPLYING A PLURALITY OF SAID ADJUSTABLE ELECTRODES IN PARALLEL, A CURRENT DISTRIBUTION REGULATOR SYSTEM WHICH COMPRISES: EQUIRESISTANT CONDUCTOR PORTIONS INTERPOSED IN SERIES WITH EACH ADJUSTABLE ELECTRODE, A RATIOMETER FOR EACH ADJUSTABLE ELECTRODE HAVING TWO WINDINGS, ONE WINDING CONNECTED ACROSS THE RELATED ONE OF SAID CONDUCTOR PORTIONS, A FIRST AND A SECOND COMMON CONDUCTOR WIRE, FIRST RESISTORS EACH CONNECTING ONE END OF THE CONDUCTOR PORTION OF ONE ADJUSTABLE ELECTRODE TO SAID FIRST COMMON CONDUCTOR WIRE AND SECOND RESISTORS EACH CONNECTING THE OTHER END OF SAID CONDUCTOR PORTION OF SAID ELECTRODE TO SAID SECOND COMMON CONDUCTOR WIRE, THE SUM OF SAID FIRST AND SAID SECOND RESISTOR BEING THE SAME IN EACH PAIR, THE OTHER WINDINGS OF ALL SAID RATIOMETERS CONNECTED IN PARALLEL ACROSS SAID COMMON CONDUCTOR WIRES, AND RELAY MEANS CONNECTED WITH EACH RATIOMETER AND THE RELATED MOTOR FOR CAUSING A DEVIATION OF SAID RATIOMETER TO START SAID MOTOR TO ADJUST THE RELATED ELECTRODE IN THE DIREACTION TENEDING TO SUPPRESS SAID DEVIATION.
Claim 2
Dependent Claim
199 words
IN AN ELECTROLYSIS SYSTEM COMPRISING A FIXED ELECTRODE OF ONE POLARITY, A PLURALITY OF AXIALLYADJUSTABLE ELECTRODES OF THE OPPOSITE POLARITY INDIVIDUALLY ADJUSTABLE TOWARDS AND AWAY FROM SAID FIXED ELECTRODE, REVERSIBLE MOTOR MEANS OPERATING SUCH ADJUSTMENT, AND A SUPPLY CIRCUIT SUPPLYING A PLURALITY OF SAID ADJUSTABLE ELECTRODES IN PARALLEL, A CURRENT DISTRIBUTION REGULATOR SYSTEM WHICH COMPRISES: EQUIRESISTANT CONDUCTOR PORTIONS INTERPOSED IN SERIES WITH EACH ADJUSTABLE ELECTRODE, A RATIOMETER FOR EACH ADJUSTABLE ELECTRODE HAVING TWO WINDINGS, ONE WINDING CONNECTED ACROSS THE RELATED ONE OF SAID CONDUCTOR PORTIONS, A FIRST AND A SECOND COMMON CONDUCTOR WIRE, FIRST RESISTORS EACH CONNECTING ONE END OF THE CONDUCTOR PORTION OF ONE ADJUSTABLE ELECTRODE TO SAID FIRST COMMON CONDUCTOR WIRE AND SECOND RESISTORS EACH CONNECTING THE OTHER END OF SAID CONDUCTOR PORTION OF SAID ELECTRODE TO SAID SECOND COMMON CONDUCTOR WIRE, THE SUM OF SAID FIRST AND SAID SECOND RESISTOR BEING THE SAME IN EACH PAIR, THE OTHER WINDINGS OF ALL SAID RATIOMETERS CONNECTED IN PARALLEL ACROSS SAID COMMON CONDUCTOR WIRES, AND RELAY MEANS CONNECTED WITH EACH RATIOMETER AND THE RELATED MOTOR FOR CAUSING A DEVIATION OF SAID RATIOMETER TO START SAID MOTOR TO ADJUST THE RELATED ELECTRODE IN THE DIREACTION TENEDING TO SUPPRESS SAID DEVIATION.
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) | 1955-08-12 | 1956-02-11 | 1956-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-12 | 1960-02-11 | 1960-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-12 | 1964-02-11 | 1964-08-12 | $7700.00 | Window Closed / Lapsed |