CPC H01M 4/78 (2013.01) [H01M 4/0445 (2013.01); H01M 4/661 (2013.01); H01M 10/0445 (2013.01); H01M 10/052 (2013.01); H01M 10/058 (2013.01); H01M 10/0525 (2013.01); H01M 2220/30 (2013.01)] | 31 Claims |
1. An electrochemical device comprising:
a positive electrode current collector;
a first protruding portion comprising a plurality of positive electrodes in electrical contact with the positive electrode current collector, and a first dented portion disposed between each positive electrode of the plurality of positive electrodes;
an electrolyte layer comprising a second protruding portion and a second dented portion respectively disposed on the first protruding portion comprising the plurality of positive electrodes and the first dented portion disposed between each positive electrode of the plurality of positive electrodes;
a negative electrode comprising a fourth protruding portion and a fourth dented portion respectively disposed on the second protruding portion and the second dented portion of the electrolyte layer; and
a negative electrode current collector layer comprising a third protruding portion and a third dented portion respectively disposed on the second protruding portion and the second dented portion of the electrolyte layer,
wherein the negative electrode current collector layer is on the negative electrode and opposite the electrolyte layer,
wherein the fourth protruding portion is electrically connected to the fourth dented portion of the negative electrode.
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