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US3834944A Expired / Lapsed US ⏱️ 0.0 years remaining

Multi-cell metal-fluid battery

Assignee: Whittaker Technical Products Inc
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Filing: 1973-09-10
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Granted: 1974-09-10
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Expires: 1993-09-10
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Abstract

Abstract AN IMPROVED, MULTI-CELL METAL-FLUID BATTERY COMPRISES A CONTAINER HAVING A SIDEWALL AND ENDWALLS DEFINING A HOLLOW INTERIOR WITHIN WHICH ARE STACKED A PLURALITY OF CELLS ELECTRICALLY CONNECTED IN SERIES, EACH CELL CONTAINING A PAIR OF ELECTRODES AND ELECTROLYTE ACTIVATED UPON CONTACT WITH A FLUID. FLUID FLOW CONTROL MEANS ARE PROVIDED WHICH DISTRIBUTE MOISTURE TO THE ELECTROLYTE AND AN OXYGEN-CONTAINING GAS TO THE CELLS TO SUSTAIN THE REACTION IN THE CELLS. THE FLUID FLOW CONTROL MEANS INCLUDE MEANS OF SEPARATING EACH OF THE CELLS IN THE STACK TO PROVIDE A TRANSVERSE FLUID FLOW PASSAGEWAY THEREBETWEEN, CIRCULATION MEANS SUCH AS A BLOWER ACTIVATED BY A MOTOR, MEANS SPACING THE STACK OF CELLS INWARDLY OF THE SIDEWALL TO DE- FINE A PERIPHERAL FLUID FLOW PASSAGEWAY, CENTRAL OPENINGS IN THE CELLS DEFINING A RETURN PASSAGEWAY, FLUID SUPPLY MEANS AND FLUID COOLING MEANS SUCH AS COOLING CORE.

Inventors

  • 👤 E Dennison

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 16:45
CPC Classifications
H; H01; H01M; H01M12/00; H01M12/04; H01M12/06; H01M12/065; H01M6/00; H01M6/50; H01M4/00; H01M4/02; H01M6/42; H01M6/46; H01M6/48; Y; Y02; Y02P; Y02P70/00; Y02P70/50

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-09-09 1978-03-11 1978-09-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-09-09 1982-03-11 1982-09-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-09-09 1986-03-11 1986-09-10 $7700.00 Window Closed / Lapsed

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