Water activated lead-acid battery having dried,discharged electrodes
Abstract
Abstract A LEAD-ACID BATTERY IS PRODICED BY: CHARGING THE ELECTRODES TO A STATE OF SUBSTANTIALLY FULL CHARGE IN A FORMATION TANK, DISCHARGING THE ELECTRODES TO A STATE OF SUBSTANTIALLY COMPLETE DISCHARGE IN THE FORMATION TANK, DRYING THE ELECTRODES, ASSEMBLING THE FRIED, DISCHARGED ELECTRODES INTO ELEMENTS, COATING THE EXPOSED AREAS OF ELEMENTAL LEAD IN THE ELEMENT, PARTICULARLY THE SURFACES OF THE POSITIVE CONNECTIVE STAP, WITH A NON-OXIDIZING MATERIAL OR, ALTERNATIVELY, OXIDIZING THOSE EXPOSED AREAS OF ELEMENT LEAD WITH AN OXIDIZING AGENT, AND, PLACING THE ELEMENT INTO A BATTERY CONTAINER. ENOUGH PBSO4 MAY BE CONTAINED IN THE DRY, DISCHARGED ELECTRODES SO THAT THE BATTERY CAN BE ACTIVATED BY THE ADDITION OF WATER.
Inventors
- 👤 N Cortese
- 👤 J Bell
Bibliographic Details
Claims Analysis
Total Claims: 0References 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) | 1976-05-14 | 1976-11-13 | 1977-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-14 | 1980-11-13 | 1981-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-14 | 1984-11-13 | 1985-05-15 | $7700.00 | Window Closed / Lapsed |