| CPC H01M 50/536 (2021.01) [H01M 50/505 (2021.01); H01M 50/533 (2021.01); H01M 50/54 (2021.01)] | 20 Claims |
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1. A battery cell assembly comprising:
a battery cell comprising a battery cell body and an electrode tab extending from the battery cell body in a first direction;
a lead tab at least partially overlapping the electrode tab in the first direction and coupled to the electrode tab to provide an electrical connection therebetween; and
a soldering material coupling the electrode tab and the lead tab to each other,
wherein one of the electrode tab and the lead tab comprises solid portions and an opening between the solid portions in the first direction,
wherein the other one of the electrode tab and the lead tab has a bent portion to extend through the opening such that one portion thereof is on an upper surface of one of the solid portions and another portion thereof is on a lower surface of another one of the solid portions, and
wherein the soldering material is between adjacent ones of the solid portions.
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