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SECONDARY BATTERY

  • US 20120219845A1
  • Filed: 02/27/2012
  • Published: 08/30/2012
  • Est. Priority Date: 02/28/2011
  • Status: Abandoned Application
First Claim
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1. A secondary battery comprising:

  • stacked bodies, each formed by alternately stacking positive electrode plates and negative electrode plates, in a battery case;

    a positive electrode terminal and a negative electrode terminal for communicating the inside of the battery case with the outside of the battery case; and

    strap-shaped current collector leads, each for electrically connecting the corresponding electrode plate and the corresponding electrode terminal, in each polarity,wherein at least either widths or thicknesses of the current collector leads are varied according to the length of the corresponding current collector lead connected to the corresponding stacked body among the stacked bodies.

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