Elastic current collector

C - Chemistry – Metallurgy – 25 – B

Patent

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Details

C25B 9/04 (2006.01) H01M 4/66 (2006.01) H01M 4/78 (2006.01) H01M 4/86 (2006.01) H01M 8/02 (2006.01)

Patent

CA 2465404

The invention describes a current collector for electrochemical cells, consisting of a sandwich of compressible and resilient layers of metal wires, which imparts a predetermined mechanical load under a broad compression range. It may have an uncompressed thickness comprised between 5 and 15 millimeters. It may be made of nickel, titanium, and alloys thereof, optionally with a protective coating. Said coating comprising silver or a noble metal.

La présente invention concerne un collecteur de courant destiné à des cellules électrochimiques, constitué d'une structure en sandwich de couches compressibles et résiliantes de fils métalliques, qui lui confère un charge mécanique prédéterminée sur une large gamme de compressions.

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