US 12,230,776 B2
Battery pack and device including the same
Hyun Seop Yun, Daejeon (KR); Won Kyoung Park, Daejeon (KR); Junyeob Seong, Daejeon (KR); and Honggoo Han, Daejeon (KR)
Assigned to LG Energy Solution, Ltd., Seoul (KR)
Appl. No. 17/771,236
Filed by LG Energy Solution, Ltd., Seoul (KR)
PCT Filed Mar. 9, 2021, PCT No. PCT/KR2021/002919
§ 371(c)(1), (2) Date Apr. 22, 2022,
PCT Pub. No. WO2021/221297, PCT Pub. Date Nov. 4, 2021.
Claims priority of application No. 10-2020-0052261 (KR), filed on Apr. 29, 2020.
Prior Publication US 2022/0367940 A1, Nov. 17, 2022
Int. Cl. H01M 10/6556 (2014.01); H01M 10/613 (2014.01); H01M 10/653 (2014.01); H01M 10/6554 (2014.01); H01M 10/6567 (2014.01); H01M 50/211 (2021.01); H01M 50/264 (2021.01)
CPC H01M 10/6556 (2015.04) [H01M 10/613 (2015.04); H01M 10/653 (2015.04); H01M 10/6554 (2015.04); H01M 10/6567 (2015.04); H01M 50/211 (2021.01); H01M 50/264 (2021.01)] 15 Claims
OG exemplary drawing
 
1. A battery pack comprising:
a plurality of battery modules, the battery modules including a battery cell stack with a plurality of stacked battery cells, a module frame accommodating the battery cell stack,
a heat sink disposed below a bottom portion of the module frame;
a pack frame to secure the plurality of battery modules thereto; and
a refrigerant transmission bolt coupling the module frame, the heat sink, and the pack frame,
wherein the pack frame comprises a pack refrigerant conduit for supply and discharge of a refrigerant, and
a connection conduit disposed in the refrigerant transmission bolt to connects the pack refrigerant conduit and the heat sink.