Self-sealing battery with nonaqueous electrolyte
Abstract
Abstract A GALVANIC BATTERY COMPRISING A PLURALITY OF SERIES CONNECTED GALVANIC CELLS EACH OF WHICH CONTAINS A LIQUID, NONAQUEOUS ELECTROLYTE IN CONTACT WITH THE ELECTROLYTE OF THE OTHER CELLS HAS INCREASED WET-STAND LIFE RESULTING FROM INCREASED INTERCELL ELECTRICAL RESISTANCE OBTAINED BY: (1) RESTRICTING THE AREA AND INCREASING THE LENGTH OF INTERCELL CHANNELS THROUGH THE USE OF CELL SPACING GASKETS COMPOSED OF A MATERIAL SWELLABLE IN THE ELECTROLYTE TO THE EXTENT OF FROM 1% TO 10% LINEARLY AND (2) FURTHER RESTRICTING THE INTERCELL CHANNELS BY EMPOLYING ELECTROLYTES AND ELECTROLYTE SOLVENTS SO CONSTITUTED THAT DEPOSITION OF CELL DISCHARGE PRODUCTS OCCURS IN SAID RESTRICTED AREA, FURTHER RESTRICTING SAID CHANNELS, THEREBY PROGRESSIVELY ELIMINATING INTERCELL SHORTING.
Inventors
- 👤 H Alder
Bibliographic Details
Claims Analysis
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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) | 1976-08-13 | 1977-02-12 | 1977-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-13 | 1981-02-12 | 1981-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-13 | 1985-02-12 | 1985-08-14 | $7700.00 | Window Closed / Lapsed |