US3364069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of treating storage batteries and other electrochemical power sources or electroltic cells having spirally wound electrodes
Assignee: SAFT Societe des Accumulateurs Fixes et de Traction SA
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Filing: 1963-10-09
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Granted: 1968-01-16
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Expires: 1983-10-09
Abstract
No abstract record available.
Inventors
- 👤 Deschamps Robert Marcel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:35
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/04; H01M6/06; H01M6/10; H01M50/00; H01M50/50; H01M50/543; H01M50/552; H01M50/559; H01M50/56; H01M10/00; H01M10/34; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49108
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A PROCESS FOR TREATING CELLS CONTAINING SPIRALLY WOUND ELECTRODES, HAVING SEPARATOR MATERIAL INTERPOSED BETWEEN ADJACENT ELECTRODES, FOR KEEPING THE SPIRALLY WOUND ELECTRODES OF THE CELL CLOSE TOGETHER AND UNIFORMLY SPACED AT SUBSTANTIALLY THE WIDTH OF SAID SEPARATOR MATERIAL, COMPRISING THE STEPS OF INSRTING SPIRALLY WOUND ELECTRODES INTO A CONTAINER, THE OUTER SPIRES OF SAID ELECTRODES HAVING A TENDENCY OF UNWINDING AFTER INSERTION INTO SAID CONTAINER; AND THEREAFTER IMPARTING A PERMANENT DEFORMATION TO THE LONGITUDINAL WALL OF SAID CONTAINER; SAID DEFORMATION BEING OF SUCH A MAGNITUDE AS TO CAUSE THE OUTER SPIRES OF SAID SPIRALLY WOUND ELECTRODES TO RE-ENGAGE EACH OTHER TIGHTLY, BUT NOT TO CAUSE DEFORMATION OF SAID ELECTRODES.
Claim 2
Dependent Claim
109 words
A PROCESS FOR TREATING CELLS CONTAINING SPIRALLY WOUND ELECTRODES, HAVING SEPARATOR MATERIAL INTERPOSED BETWEEN ADJACENT ELECTRODES, FOR KEEPING THE SPIRALLY WOUND ELECTRODES OF THE CELL CLOSE TOGETHER AND UNIFORMLY SPACED AT SUBSTANTIALLY THE WIDTH OF SAID SEPARATOR MATERIAL, COMPRISING THE STEPS OF INSRTING SPIRALLY WOUND ELECTRODES INTO A CONTAINER, THE OUTER SPIRES OF SAID ELECTRODES HAVING A TENDENCY OF UNWINDING AFTER INSERTION INTO SAID CONTAINER; AND THEREAFTER IMPARTING A PERMANENT DEFORMATION TO THE LONGITUDINAL WALL OF SAID CONTAINER; SAID DEFORMATION BEING OF SUCH A MAGNITUDE AS TO CAUSE THE OUTER SPIRES OF SAID SPIRALLY WOUND ELECTRODES TO RE-ENGAGE EACH OTHER TIGHTLY, BUT NOT TO CAUSE DEFORMATION OF SAID ELECTRODES.
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) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |