US 11,996,572 B2
Battery module
Junhyung Lee, Yongin-si (KR); Daeyeop Park, Yongin-si (KR); Heonhee Kim, Yongin-si (KR); Jisoon Lim, Yongin-si (KR); and Sunghoon Jung, Yongin-si (KR)
Assigned to Samsung SDI Co., Ltd., Yongin-si (KR)
Filed by SAMSUNG SDI CO., LTD., Yongin-si (KR)
Filed on Dec. 30, 2021, as Appl. No. 17/646,623.
Claims priority of application No. 10-2020-0189843 (KR), filed on Dec. 31, 2020; and application No. 10-2021-0192904 (KR), filed on Dec. 30, 2021.
Prior Publication US 2022/0209348 A1, Jun. 30, 2022
Int. Cl. H01M 50/209 (2021.01); H01M 10/6556 (2014.01); H01M 50/186 (2021.01)
CPC H01M 50/209 (2021.01) [H01M 10/6556 (2015.04); H01M 50/186 (2021.01)] 14 Claims
OG exemplary drawing
 
1. A battery module comprising:
one or more cell assemblies;
a main housing comprising a main boundary portion surrounding an accommodation space in which the one or more cell assemblies are positioned;
a first plate comprising a first boundary portion coupled with the main boundary portion and a first exposure portion exposed from the main boundary portion and defining a side of a cooling fluid passage for cooling the accommodation space; and
a second plate facing the first plate and comprising a second boundary portion coupled with the main boundary portion and a second exposure portion exposed from the main boundary portion and defining an other side of the cooling fluid passage,
wherein the second boundary portion includes a first portion located along an edge of the second plate and a second portion located around a slit provided in the second plate,
wherein the main boundary portion and the second boundary portion are coupled with each other by a first portion of a second coupling line located along the edge of the second plate and a second portion of the second coupling line located around the slit in the second plate,
wherein the second coupling line includes a sealing portion located between the main boundary portion and the second boundary portion,
wherein the sealing portion includes:
a first sealing portion extending between the main boundary portion and the second boundary portion; and
a second sealing portion extending from a location touching an outside of the main boundary portion across the first sealing portion in a direction crossing the first sealing portion.