US3132972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Energy conversion cell
Assignee: Electro Optical Systems Inc
•
Filing: 1960-08-04
•
Granted: 1964-05-12
•
Expires: 1980-08-04
Abstract
No abstract record available.
Inventors
- 👤 Frank A Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:25
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/36; H01M8/00; H01M8/18; H01M8/184; H01M8/186; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
AN EFFICIENT, COMPACT, INTERNALLY SELF-REGULATING ENERGY CONVERSION CELL COMPRISING: A GAS TIGHT HOUSING ENCLOSING BY ITS INNER WALL A PAIR OF POROUS ELECTRODES; A NON-CONDUCTING PROOUS BED BETWEEN AND IN CONTACT WITH SAID ELECTRODES AND EXTENDING TO SAID INNER WALL, AND AN ELECTROLYTE, SAID BED HAVING A SUBSTANTIAL PORTION OF PORES FINER THAN THE PORES OF SAID ELECTRODES AND THUS HAVING A PREFERENTIAL ABILITY TO HOLD THE ELECTROLYTE SOLUTION IN SAID BED, SAID ELECTROLYTE BEING IN A QUANTITY SUFFICIENT TO ESTABLISH CONDUCTING PATHS BETWEEN ELECTRODES BUT INSUFFICEINT TO SATURATE SAID BED THEREBY PROVIDING STORAGE CAPACITY FOR THE CELL REACTANTS AND PRODUCTS THEREIN WHILE PREVENTING FLOODING OF THE ELECTRODES AND ALLOWING PRESSURE EQUILIBRIUM BY GAS PASSAGE THROUGH THE BED.
Claim 2
Dependent Claim
118 words
AN EFFICIENT, COMPACT, INTERNALLY SELF-REGULATING ENERGY CONVERSION CELL COMPRISING: A GAS TIGHT HOUSING ENCLOSING BY ITS INNER WALL A PAIR OF POROUS ELECTRODES; A NON-CONDUCTING PROOUS BED BETWEEN AND IN CONTACT WITH SAID ELECTRODES AND EXTENDING TO SAID INNER WALL, AND AN ELECTROLYTE, SAID BED HAVING A SUBSTANTIAL PORTION OF PORES FINER THAN THE PORES OF SAID ELECTRODES AND THUS HAVING A PREFERENTIAL ABILITY TO HOLD THE ELECTROLYTE SOLUTION IN SAID BED, SAID ELECTROLYTE BEING IN A QUANTITY SUFFICIENT TO ESTABLISH CONDUCTING PATHS BETWEEN ELECTRODES BUT INSUFFICEINT TO SATURATE SAID BED THEREBY PROVIDING STORAGE CAPACITY FOR THE CELL REACTANTS AND PRODUCTS THEREIN WHILE PREVENTING FLOODING OF THE ELECTRODES AND ALLOWING PRESSURE EQUILIBRIUM BY GAS PASSAGE THROUGH THE BED.
References Cited (Backward Citations)
US409365A
Cited
US541081A
Cited
US1717244A
Cited
US1667435A
Cited
US1677032A
Cited
GB315209A
Cited
US2070612A
Cited
US2646455A
Cited
US2913511A
Cited
US2928888A
Cited
US3022244A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |