ELECTROCHEMICAL CELL WITH WELD POINTS CONNECTIONS AND ENERGY STORAGE ASSEMBLY
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United States of America Patent
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Issued Date -
Oct 28, 2010
app pub date -
Apr 23, 2008
filing date -
Apr 24, 2007
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Abstract
An electrochemical cell with a pair of electrodes arranged as a stack of flat electrode films separated by a separator film, wherein: electrode films of each electrode are electrically connected with each other through inner electrode conductors, the inner electrode conductors of the different electrodes are arranged on opposite sides of the electrochemical cel in electrode material-free area of the electrode films, each inner electrode conductor is connected with the respective electrode films through a predetermined number of weld points in the electrode material-free area of the respective electrode, each inner electrode conductor includes a predetermined number of openings in which coupling elements are set to connect the inner electrode conductor with an outward electrode conductor for the respective electrode.
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