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Electrochemical cell

  • US 6,426,163 B1
  • Filed: 12/21/1999
  • Issued: 07/30/2002
  • Est. Priority Date: 12/21/1999
  • Status: Expired due to Fees
First Claim
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1. An electrochemical cell comprising:

  • a casing; and

    an electrode cell stack contained within said casing along with an electrolyte, said stack includes first and second tabs of opposite polarity, said casing includes first and second sheets made of a metallic material, said first and second sheets being welded to each other along a weld seam to form an enclosure surrounding said cell stack, wherein said first tab is electrically connected to said casing.

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