US3677822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal battery having a thermal reservoir pellet
Assignee: United States Atomic Energy Commission
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Filing: 1970-10-23
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Granted: 1972-07-18
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Expires: 1990-10-23
Abstract
Abstract A THERMAL BATTERY HAVING HEAT GENERATING MEANS FORMING A PART OF STACKED CELLS OF THE BATTERY AND ACTING TO FUZE AN ELECTROLYTE TO ACTIVATE THE BATTERY AND INCLUDING A THERMAL RESERVOIR MEANS NEAR THE ENDS OF THE CELL STACK FOR ABSORBING HEAT FORM THE HEAT GENERATING MEANS DURING COMBUSTION THEREOF AND FOR THEREAFTER RELEASING HEAT TO THE CELL STACK. ELEMENTS OF THE BATTERY CELL STACK ARE FORMED AS PELLETS OR DISCS WHICH RETAIN SHAPE DURING OPERATION AND ARE STACKED IN AN ASSEMBLY WHICH REDUCES BATTERY VARIATIONS DURING OPERATION.
Inventors
- 👤 Donald M Bush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:18
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/30; H01M6/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-18 | 1976-01-17 | 1976-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-18 | 1980-01-17 | 1980-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-18 | 1984-01-17 | 1984-07-18 | $7700.00 | Window Closed / Lapsed |