Battery including pair of air-depolarized cells
Abstract
Abstract PRIMARY ELECTRIC BATTERY COMPRISING AN OUTER METALLIC CUP COATED EXTERNALLY EXCEPT AT ITS BOTTOM WITH A CASING OF SYNTHETIC MATERIAL, THE BOTTOM CONSTITUTING ONE TERMINAL AND A METALLIC CAP IN THE COVER OF THE CASING CONSTITUTING THE OTHER TERMINAL. A PAIR OF FLAT AIR DEPOLARIZED CELLS CONNECTED IN PARALLEL ARE HOUSED IN THE CUP AND EMBODY MAIN TRAYS WHOSE OPENINGS FACE EACH OTHER AND WHOSE BOTTOMS ARE PARALLEL TO THE AXIS OF THE CUP, EACH OF THE TRAYS CONTAINING A NEGATIVE ELECTRODE, AN IMMOBILIZED ELECTROLYTE PREFERABLY CARRIED BY A SEPARATOR, AND A POSITIVE ELECTRODE ARRANGED IN LAYERS IN EACH TRAY. THE TRAYS ARE SEPARATED BY A SPACE IN COMMUNICATION WITH THE EXTERIOR OF THE BATTERY DURING ITS OPERAION. THE SPACE IS POSITIONED PREFERABLY BETWEEN THE POSITIVE ELECTRODES OF THE FACING TRAYS. THE POSITIVE AND NEGATIVE ELECTRODES OF BOTH TRAYS ARE PARRALLELLY CONNECTED ELECTRICALLY RESPECTIVELY TO THE METALLIC CAP AND THE METALLIC CUP. PROVISION IS MADE FOR EXPANSION OF THE NEGATIVE ELECTRODES WHEN THE BATTERIES ARE IN USE.
Inventors
- 👤 Jean Firmin Jammet
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) | 1975-10-10 | 1976-04-10 | 1976-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-10 | 1980-04-10 | 1980-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-10 | 1984-04-10 | 1984-10-10 | $7700.00 | Window Closed / Lapsed |