US 11,811,095 B2
Battery pack including busbar assembly having flexible substrate and insulating film
Young Hwan Kwon, Yongin-si (KR); Jae Pil Ahn, Yongin-si (KR); Chul Jung Yun, Yongin-si (KR); and Baeck Gi Jung, Yongin-si (KR)
Assigned to SAMSUNG SDI CO., LTD., Yongin-si (KR)
Filed by SAMSUNG SDI CO., LTD., Yongin-si (KR)
Filed on Nov. 12, 2021, as Appl. No. 17/524,856.
Claims priority of application No. 10-2020-0164707 (KR), filed on Nov. 30, 2020.
Prior Publication US 2022/0173484 A1, Jun. 2, 2022
Int. Cl. H01M 50/526 (2021.01); H01M 50/569 (2021.01); H01M 50/505 (2021.01); H01M 50/503 (2021.01); H01M 10/48 (2006.01); H02G 5/00 (2006.01); H01M 10/42 (2006.01); H01M 50/507 (2021.01); H01M 50/519 (2021.01)
CPC H01M 50/526 (2021.01) [H01M 10/482 (2013.01); H01M 10/486 (2013.01); H01M 50/503 (2021.01); H01M 50/505 (2021.01); H01M 50/569 (2021.01); H02G 5/005 (2013.01); H01M 10/425 (2013.01); H01M 50/507 (2021.01); H01M 50/519 (2021.01)] 13 Claims
OG exemplary drawing
 
1. A battery pack, comprising:
battery cells arranged in a first direction; and
a busbar assembly coupled to upper portions of the battery cells, the busbar assembly including:
a busbar electrically connected to the battery cells,
a flexible substrate configured to measure a state information of the battery cells, the flexible substrate including:
a temperature measurer configured to measure a temperature of the battery cells, and
a sensing plate configured to measure a voltage of the battery cells, and
an insulating film surrounding the busbar and the flexible substrate, the insulating film including:
a first insulation film on an upper portion of the busbar and the flexible substrate, and
a second insulation film on a lower portion of the busbar and the flexible substrate,
wherein each of the first insulation film and the second insulation film includes a first hole exposing the temperature measurer.