US 12,362,415 B2
Battery pack
Nohyun Kwag, Yongin-si (KR)
Assigned to SAMSUNG SDI CO., LTD., Yongin-si (KR)
Filed by SAMSUNG SDI CO., LTD., Yongin-si (KR)
Filed on Nov. 30, 2020, as Appl. No. 17/106,256.
Claims priority of application No. 10-2019-0157680 (KR), filed on Nov. 29, 2019.
Prior Publication US 2021/0167343 A1, Jun. 3, 2021
Int. Cl. H01M 50/20 (2021.01); H01M 10/48 (2006.01); H01M 10/613 (2014.01); H01M 10/625 (2014.01); H01M 10/6557 (2014.01); H01M 50/502 (2021.01)
CPC H01M 50/20 (2021.01) [H01M 10/482 (2013.01); H01M 10/613 (2015.04); H01M 10/625 (2015.04); H01M 10/6557 (2015.04); H01M 50/502 (2021.01); H01M 2220/20 (2013.01)] 27 Claims
OG exemplary drawing
 
1. A battery pack, comprising:
a plurality of battery cells;
a busbar electrically connecting between pairs of adjacent ones of the plurality of battery cells;
a circuit board on the plurality of battery cells to gather voltage information of the plurality of battery cells, the circuit board including at least one connection hole having an irregular shape and exposing at least a part of each of a pair of adjacent battery cells of the plurality of battery cells;
a plurality of connectors between the plurality of battery cells and the circuit board, the plurality of connectors being voltage measurement lines;
cooling channels penetrating between adjacent ones of the plurality of battery cells, the at least one connection hole exposing edge parts of the pair of the adjacent battery cells and at least a pair of the cooling channels adjacent to each other; and
a filling hole in the circuit board, the filling hole exposing a coupling portion between the plurality of battery cells and the busbar, the pair of the cooling channels being continuously arranged along an outer circumferential direction of the filling hole.