Patent US3331706A successfully refreshed from Google Patents.
US3331706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Battery of fuel cells
Assignee: Energy Conversion Ltd
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Filing: 1964-07-27
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Granted: 1967-07-18
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Expires: 1984-07-27
Abstract
No abstract record available.
Inventors
- 👤 Jenkins Jonathan Moubray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:32
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/14; H01M8/141; H01M8/142; H01M8/24; H01M8/241; H01M8/244; H01M2008/147; H01M2300/00; H01M2300/0017; H01M2300/0048; H01M2300/0051; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
200 words
A BATTERY OF FUEL CELLS OF THE KIND HAVING AN ELECTROLYTE BODY WHICH, AT LEAST AT THE OPERATING TEMPERATURE OF THE CELL, IS IN THE FORM OF A SOLID, OR SEMI-SOLID MATRIX WITH LIQUID ELECTROLYTE IN INTERSTICES OF THE MATRIX, EACH ELECTROLYTE BODY COMPRISING A FINE PORE ELEMENT IMPREGNATED WITH ELECTROLYTE THAT IS LIQUID AT LEAST AT THE OPERATING TEMPERATURE OF THE CELL, SAID FINE PORE ELEMENT BEING CAPABLE OF BEARING THE LOAD OF OTHER PARTS OF THE CELL CARRIED AND SUPERPOSED THEREON, SAID BODY HAVING ELECTRODES ON THE OPPOSITE SIDES OF SAID ELEMENT, ELECTRICAL CONNECTIONS BEING PROVIDED BETWEEN SAID CELLS, SOME OF SAID CONNECTIONS CONNECTING SAID CELLS IN PARALLALED PAIRS ARRANGED BACK-TO-BACK, INSULATING MEANS ARRANGED TO INSULATE EACH PAIR OF CELLS FROM THE NEXT, OTHERS OF SAID CONNECTIONS CONNECTING SAID PARALLELED PAIRS OF CELLS EACH IN SERIES WITH THE NEXT, SEPARATORS BETWEEN EACH OF SAID ELEMENTS, SAID SEPARATORS PERMITTING AN APPROPRIATE GAS SPACE BEHIND EACH ELECTRODE, SAID ELEMENTS, SAID SEPARATORS, SAID INSULATING MEANS AND SAID CONNECTIONS BEING PROVIDED WITH MATCHING GAS PORTS, SAID IMPREGNATED ELEMENTS THEMSELVES FORMING THE BARRIER BETWEEN ADJACENT GAS SPACES, AND EACH SAID ELEMENT BEING SUPPORTED SUBSTANTIALLY ONLY AT ITS PERIMETER BETWEEN PAIRS OF SAID SEPARATORS.
Claim 2
Dependent Claim
200 words
A BATTERY OF FUEL CELLS OF THE KIND HAVING AN ELECTROLYTE BODY WHICH, AT LEAST AT THE OPERATING TEMPERATURE OF THE CELL, IS IN THE FORM OF A SOLID, OR SEMI-SOLID MATRIX WITH LIQUID ELECTROLYTE IN INTERSTICES OF THE MATRIX, EACH ELECTROLYTE BODY COMPRISING A FINE PORE ELEMENT IMPREGNATED WITH ELECTROLYTE THAT IS LIQUID AT LEAST AT THE OPERATING TEMPERATURE OF THE CELL, SAID FINE PORE ELEMENT BEING CAPABLE OF BEARING THE LOAD OF OTHER PARTS OF THE CELL CARRIED AND SUPERPOSED THEREON, SAID BODY HAVING ELECTRODES ON THE OPPOSITE SIDES OF SAID ELEMENT, ELECTRICAL CONNECTIONS BEING PROVIDED BETWEEN SAID CELLS, SOME OF SAID CONNECTIONS CONNECTING SAID CELLS IN PARALLALED PAIRS ARRANGED BACK-TO-BACK, INSULATING MEANS ARRANGED TO INSULATE EACH PAIR OF CELLS FROM THE NEXT, OTHERS OF SAID CONNECTIONS CONNECTING SAID PARALLELED PAIRS OF CELLS EACH IN SERIES WITH THE NEXT, SEPARATORS BETWEEN EACH OF SAID ELEMENTS, SAID SEPARATORS PERMITTING AN APPROPRIATE GAS SPACE BEHIND EACH ELECTRODE, SAID ELEMENTS, SAID SEPARATORS, SAID INSULATING MEANS AND SAID CONNECTIONS BEING PROVIDED WITH MATCHING GAS PORTS, SAID IMPREGNATED ELEMENTS THEMSELVES FORMING THE BARRIER BETWEEN ADJACENT GAS SPACES, AND EACH SAID ELEMENT BEING SUPPORTED SUBSTANTIALLY ONLY AT ITS PERIMETER BETWEEN PAIRS OF SAID SEPARATORS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |