Sealed storage cell with an aluminum terminal
AssigneeAlcatel
InventorsLaurent Souliac, Jean Fradin, Gérard Rigobert
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Abstract
A cylindrical high-capacity sealed storage cell having a terminal at one end which is made of aluminum, wherein: the one end includes an aluminum cover adapted to be brought into contact with an external electrical connecting part by a clamping structure which is at least in part under the cover and co-operates with an external assembly mechanism, the clamping structure being made from a material selected from the group consisting of stainless steel, nickel-plated steel, copper, and brass; and the cover of the cell is sealed by a metal sealing cap under the cover.
Claims14
A sealed storage cell, of capacity greater than 10 Ah, including a substantially cylindrical container, an electrochemical stack, and two opposite ends providing terminals of opposite polarities, one of the ends comprising aluminum, wherein:
- said one end comprises an aluminum cover, said aluminum cover is adapted to be brought into electrical contact with an electrical connecting part external to the cell by a clamping structure which is at least in part on the side of said cover inside the cell and which co-operates with an assembly mechanism external to the cell, and said clamping structure is made from a material selected from the group consisting of stainless steel, nickel-plated steel, copper, and brass;
- and
- said cover of said cell is sealed by a metal sealing cap on the side of the cover inside the cell.
Dependencies are inferred from the claim text.