US 12,074,334 B2
Battery pack and method of assembling the same
Seung Hun Lee, Daejeon (KR); and Seo Roh Rhee, Daejeon (KR)
Assigned to SK ON CO., LTD., Seoul (KR)
Filed by SK On Co., Ltd., Seoul (KR)
Filed on Aug. 2, 2023, as Appl. No. 18/363,743.
Claims priority of application No. 10-2022-0159270 (KR), filed on Nov. 24, 2022.
Prior Publication US 2024/0178497 A1, May 30, 2024
Int. Cl. H01M 50/209 (2021.01); H01M 10/613 (2014.01); H01M 10/647 (2014.01); H01M 10/6554 (2014.01); H01M 50/244 (2021.01); H01M 50/264 (2021.01); H01M 50/507 (2021.01)
CPC H01M 50/209 (2021.01) [H01M 10/613 (2015.04); H01M 10/647 (2015.04); H01M 10/6554 (2015.04); H01M 50/244 (2021.01); H01M 50/264 (2021.01); H01M 50/507 (2021.01)] 12 Claims
OG exemplary drawing
 
1. A battery pack, comprising:
a plurality of cell stacks including a plurality of battery cells;
a pack housing accommodating the plurality of cell stacks;
at least one fixing bracket disposed both between the plurality of cell stacks and the pack housing and between two adjacent cell stacks of the plurality of cell stacks;
a fastening member fastening the fixing bracket to the pack housing; and
a bus bar assembly including a bus bar disposed on a side of the plurality of battery cells and electrically connected to an electrode terminal of the plurality of battery cells, and a bus bar frame on which the bus bar is disposed,
wherein the at least one fixing bracket is disposed to contact the plurality of battery cells on an upper side of the plurality of cell stacks,
wherein the at least one fixing bracket comprises a fastening portion through which the fastening member passes and an extension portion extending from the fastening portion to cover the upper side of the plurality of battery cells,
wherein the fastening portion is disposed on upper side of the pack housing and the at least one fixing bracket is spaced apart from the electrode terminal.