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Lithium storage battery comprising a current-electrode collector assembly with expansion cavities and method for producing same

  • US 20080153000A1
  • Filed: 12/04/2007
  • Published: 06/26/2008
  • Est. Priority Date: 12/21/2006
  • Status: Abandoned Application
First Claim
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1. A lithium storage battery comprising at least an electrolyte and a stack comprising:

  • an electrode,a current collector comprising a plurality of recessed zones delineated by side walls each comprising a free end,and expansion cavities for the electrode,wherein;

    the electrode comprises at least a continuous thin layer covering the free end of the side walls of the current collector,the electrolyte is formed by an electrolytic membrane in the form of a solid thin layer deposited on said stack,each expansion cavity is formed in a recessed zone and comprises at least a wall formed by the continuous thin layer of the electrode.

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