| CPC H01M 50/519 (2021.01) [H01M 50/213 (2021.01); H01M 50/284 (2021.01); H01M 50/505 (2021.01); H01M 50/522 (2021.01)] | 17 Claims |
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1. A battery pack, comprising:
at least one battery cell;
a circuit board electrically connected to the at least one battery cell; and
a conductive block electrically connecting the at least one battery cell and the circuit board to each other, the conductive block including:
a first surface, the first surface including a first metal and a second metal different from the first metal, and
a second surface in contact with the first surface along an edge, the second surface including the second metal,
wherein:
on the first surface, the first metal is included in a center portion of the first surface and the second metal is included in an edge portion of the first surface and completely surrounds an outer periphery of the first metal,
the at least one battery cell includes a plurality of battery cells,
the first surface of the conductive block is electrically connected to a bus bar with a first connection member interposed therebetween, the bus bar electrically connecting the plurality of battery cells to each other, and
the second surface of the conductive block is electrically connected to the circuit board with a second connection member interposed therebetween, such that the conductive block is electrically connected to both of the bus bar and circuit board, respectively.
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