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ENERGY STORAGE ELEMENT

  • US 20130196218A1
  • Filed: 11/28/2012
  • Published: 08/01/2013
  • Est. Priority Date: 11/29/2011
  • Status: Active Grant
First Claim
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1. An energy storage element comprising:

  • a container;

    an electrode assembly housed in the container;

    an electrode terminal provided in the container; and

    a current collector which electrically connects the electrode terminal and the electrode assembly,wherein the current collector is positioned inside the container, and includes;

    a base part connected to the electrode terminal; and

    plate-shaped arm parts which extend from the base part and which are connected to the electrode assembly in a state that the plate-shaped arm parts sandwitch the electrode assembly, andpaired arm parts which are outermost two of the arm parts are apart from each other with a spacing larger than a width of the base part in a direction in which the paired arm parts are arranged.

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