US3436272A
Expired / Lapsed
US
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Stacked fuel cells
Assignee: RTX Corp
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Filing: 1966-10-12
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Granted: 1969-04-01
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Expires: 1986-10-12
Abstract
No abstract record available.
Inventors
- 👤 Raymond L Gelting
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:27
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/02; H01M8/0202; H01M8/0258; H01M8/0267; H01M8/24; H01M8/241; H01M8/2457; H01M8/2459; H01M8/2465; H01M8/2483; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
A FUEL CELL ASSEMBLY HAVING A PLURALITY OF INDIVIDUAL CELLS IN STACKED RELATION, EACH CELL INCLUDING SPACED OXIDANT AND FUEL ELECTRODES HAVING AN ELECTROLYTE SPACE THEREBETWEEN, CHAMBERS ON THE SIDES OF THE ELECTRODES OPPOSITE TO THE ELECTROLYTE SPACE FOR OXIDANT AND FUEL GAS RESPECTIVELY, ONE OF SAID CHAMBERS FOR EACH CELL HAVING A PLURALITY OF PASSAGES FORMED THEREIN THROUGH WHICH THE GAS IS GUIDED WITHIN THE CHAMBER, EACH OF SAID PASSAGES HAVING AN INLET AND OUTLET AT THE PERIPHERY OF THE CELL SUCH THAT WHEN THE CELLS ARE ARRANGED IN A STACK ALL OF THE OPENINGS WILL BE LOCATED IN REPECTIVE ROWS IN ONE SIDE SURFACE OF THE STACK, AND A COVER PLATE ATTACHED TO THE STACK OF CELLS ALONG SAID ONE SURFACE OF THE STACK AND HAVING A CHAMBER THEREIN IN A POSITION TO OVERLIE AND COMMUNICATE WITH ALL OF THE INLET PASSAGES IN ONE OF THE ROWS OF OPENINGS.
Claim 2
Dependent Claim
151 words
A FUEL CELL ASSEMBLY HAVING A PLURALITY OF INDIVIDUAL CELLS IN STACKED RELATION, EACH CELL INCLUDING SPACED OXIDANT AND FUEL ELECTRODES HAVING AN ELECTROLYTE SPACE THEREBETWEEN, CHAMBERS ON THE SIDES OF THE ELECTRODES OPPOSITE TO THE ELECTROLYTE SPACE FOR OXIDANT AND FUEL GAS RESPECTIVELY, ONE OF SAID CHAMBERS FOR EACH CELL HAVING A PLURALITY OF PASSAGES FORMED THEREIN THROUGH WHICH THE GAS IS GUIDED WITHIN THE CHAMBER, EACH OF SAID PASSAGES HAVING AN INLET AND OUTLET AT THE PERIPHERY OF THE CELL SUCH THAT WHEN THE CELLS ARE ARRANGED IN A STACK ALL OF THE OPENINGS WILL BE LOCATED IN REPECTIVE ROWS IN ONE SIDE SURFACE OF THE STACK, AND A COVER PLATE ATTACHED TO THE STACK OF CELLS ALONG SAID ONE SURFACE OF THE STACK AND HAVING A CHAMBER THEREIN IN A POSITION TO OVERLIE AND COMMUNICATE WITH ALL OF THE INLET PASSAGES IN ONE OF THE ROWS OF OPENINGS.
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) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |