US 12,294,116 B2
Battery pack
Seo Roh Rhee, Daejeon (KR); Ha Chul Jeong, Daejeon (KR); and Yang Kyu Choi, Daejeon (KR)
Assigned to SK ON CO., LTD., Seoul (KR)
Filed by SK On Co., Ltd., Seoul (KR)
Filed on Dec. 27, 2021, as Appl. No. 17/562,869.
Claims priority of application No. 10-2020-0185133 (KR), filed on Dec. 28, 2020.
Prior Publication US 2022/0209365 A1, Jun. 30, 2022
Int. Cl. H01M 50/505 (2021.01); H01M 50/375 (2021.01)
CPC H01M 50/505 (2021.01) [H01M 50/375 (2021.01)] 12 Claims
OG exemplary drawing
 
1. A battery pack, comprising:
a plurality of battery modules including a first battery module and a second battery module; and
a busbar electrically connecting the first battery module and the second battery module,
wherein the busbar comprises a disconnecting portion in a portion facing a first vent hole and a second vent hole,
wherein the first battery module includes a first battery case in which a plurality of battery cells are provided, the first battery case includes the first vent hole so that gas is ejected toward the disconnecting portion,
wherein the second battery module includes a second battery case in which a plurality of battery cells are provided, the second battery case includes the second vent hole so that gas is ejected toward the disconnecting portion, and
wherein a direction of ejected gas from the first vent hole is different with a direction of ejected gas from the second vent hole.