Patent US3012086A successfully refreshed from Google Patents.
US3012086A
Expired / Lapsed
US
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Fuel cell
Assignee: Allis Chalmers Corp
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Filing: 1957-07-17
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Granted: 1961-12-05
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Expires: 1977-07-17
Abstract
No abstract record available.
Inventors
- 👤 Nathan P Vahidicek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:05
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/24; H01M8/241; H01M8/242; H01M8/10; H01M8/1007; H01M8/2465; H01M8/2483; H01M2300/00; H01M2300/0017; H01M2300/0065; H01M2300/0082; H01M8/04; H01M8/04082; H01M8/04089; H01M8/04119; H01M8/04156; H01M8/1004; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
192 words
A FUEL CELL UNIT ADAPTED TO BE LAMINATED WITH LIKE CELL UNITS TO CONSTRUCT A FUEL CELL BATTERY, SAID FUEL CELL UNIT COMPRISING: A CENTRALLY DISPOSED SOLID ELECTROLYTE CONSTRUCTED IN THE FORM OF A PLATELIKE EQUILIBRATED GAS IMPERMEABLE AND ION PERMEABLE MEMBRANE, A FIRST PLATELIKE ELECTRODE FORMED OF A GAS PERMEABLE AND CONDUCTIVE MATERIAL AND LAMINATED ON ONE SIDE OF SAID MEMBRANE, A SECOND PLATELIKE ELECTRODE FORMED OF A GAS PERMEABLE AND CONDUCTIVE MATERIAL AND LAMINATED TO THE OTHER SIDE OF SAID MEMBRANE, A SPACER PLATE LAMINATED TO THE SIDE OF EACH OF SAID ELECTRODES REMOTE FROM SAID ELECTROLYTE, AND A PLURALITY OF DISCRETE PORTS DEFINED THROUGH SAID SPACER PLATES, SAID ELECTRODES AND SAID ELECTROLYTE IN ALIGNMENT WITH EACH OTHER AND COATING TO DEFINE A PLURALITY OF DISCRETE PASSAGES THERETHROUGH, ONE PAIR OF SAID PASSAGES BEING COMMUNICABLE WITH SAID FIRST ELECTRODE, AND NOT SAID SECOND ELECTRODE, TO PERMIT THE FLOW OF AN OXIDIZING GAS THEREBETWEEN IN CONTACT WITH SAID FIRST ELECTRODE, ANOTHER PAIR OF SAID PASSAGES BEING COMMUNICABLE WITH SAID SECOND ELECTRODE, AND NOT SAID FIRST ELECTRODE, TO PERMIT THE FLOW OF A FUEL GAS THEREBETWEEN IN CONTACT WITH SAID SECOND ELECTRODE.
Claim 2
Dependent Claim
192 words
A FUEL CELL UNIT ADAPTED TO BE LAMINATED WITH LIKE CELL UNITS TO CONSTRUCT A FUEL CELL BATTERY, SAID FUEL CELL UNIT COMPRISING: A CENTRALLY DISPOSED SOLID ELECTROLYTE CONSTRUCTED IN THE FORM OF A PLATELIKE EQUILIBRATED GAS IMPERMEABLE AND ION PERMEABLE MEMBRANE, A FIRST PLATELIKE ELECTRODE FORMED OF A GAS PERMEABLE AND CONDUCTIVE MATERIAL AND LAMINATED ON ONE SIDE OF SAID MEMBRANE, A SECOND PLATELIKE ELECTRODE FORMED OF A GAS PERMEABLE AND CONDUCTIVE MATERIAL AND LAMINATED TO THE OTHER SIDE OF SAID MEMBRANE, A SPACER PLATE LAMINATED TO THE SIDE OF EACH OF SAID ELECTRODES REMOTE FROM SAID ELECTROLYTE, AND A PLURALITY OF DISCRETE PORTS DEFINED THROUGH SAID SPACER PLATES, SAID ELECTRODES AND SAID ELECTROLYTE IN ALIGNMENT WITH EACH OTHER AND COATING TO DEFINE A PLURALITY OF DISCRETE PASSAGES THERETHROUGH, ONE PAIR OF SAID PASSAGES BEING COMMUNICABLE WITH SAID FIRST ELECTRODE, AND NOT SAID SECOND ELECTRODE, TO PERMIT THE FLOW OF AN OXIDIZING GAS THEREBETWEEN IN CONTACT WITH SAID FIRST ELECTRODE, ANOTHER PAIR OF SAID PASSAGES BEING COMMUNICABLE WITH SAID SECOND ELECTRODE, AND NOT SAID FIRST ELECTRODE, TO PERMIT THE FLOW OF A FUEL GAS THEREBETWEEN IN CONTACT WITH SAID SECOND ELECTRODE.
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) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |