US 11,888,172 B2
Battery pack including oblique battery cells
Kyungho Cho, Yongin-si (KR); and Jaehoon Kim, Yongin-si (KR)
Assigned to SAMSUNG SDI CO., LTD., Yongin-si (KR)
Filed by SAMSUNG SDI CO., LTD., Yongin-si (KR)
Filed on Jan. 12, 2021, as Appl. No. 17/146,667.
Claims priority of application No. 10-2020-0004307 (KR), filed on Jan. 13, 2020.
Prior Publication US 2021/0218104 A1, Jul. 15, 2021
Int. Cl. H01M 50/291 (2021.01); H01M 10/613 (2014.01); H01M 10/6557 (2014.01); H01M 50/264 (2021.01); H01M 50/30 (2021.01); H01M 50/35 (2021.01); H01M 50/552 (2021.01); H01M 50/207 (2021.01)
CPC H01M 50/291 (2021.01) [H01M 10/613 (2015.04); H01M 10/6557 (2015.04); H01M 50/207 (2021.01); H01M 50/264 (2021.01); H01M 50/35 (2021.01); H01M 50/394 (2021.01); H01M 50/552 (2021.01)] 27 Claims
OG exemplary drawing
 
1. A battery pack, comprising:
a plurality of battery cells arranged in a row in a first direction, the plurality of battery cells being arranged obliquely with respect to the first direction;
a first holder plate and a second holder plate arranged to face each other and support the plurality of battery cells therebetween, the first holder plate including a plurality of first steps repeatedly arranged to surround and support first vertically protruding edges of the plurality of battery cells and the second holder plate including a plurality of second steps repeatedly arranged to surround and support second vertically protruding edges of the plurality of battery cells; and
at least one cooling channel passing through each of the first steps in a second direction perpendicular to the first direction,
wherein the first steps each include a first hollow portion having an empty inner portion at a position adjacent to the at least one cooling channel, the first hollow portion being isolated from the at least one cooling channel and passing through the first steps in the second direction.