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U.S. Department of Energy
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Battery with modular air cathode and anode cage

Patent ·
OSTI ID:866362
A battery assembly of the consumable metal anode type has now been constructed for ready assembly as well as disassembly. In a non-conductive and at least substantially inert cell body, space is provided for receiving an open-structured, non-consumable anode cage. The cage has an open top for facilitating insertion of an anode. A modular cathode is used, comprising a peripheral current conductor frame clamped about a grid reinforced air cathode in sheet form. The air cathode may be double gridded. The cathode frame can be sealed, during assembly, with electrolyte-resistant-sealant as well as with adhesive. The resulting cathode module can be assembled outside the cell body and readily inserted therein, or can later be easily removed therefrom.
Research Organization:
Lawrence Livermore National Laboratory (LLNL), Livermore, CA
Assignee:
ELTECH Systems Corporation (Boca Raton, FL)
Patent Number(s):
US 4693946
OSTI ID:
866362
Country of Publication:
United States
Language:
English