US 12,482,872 B2
Battery module and battery pack including the same
Taehwan Roh, Daejeon (KR); Jong Cheol Lee, Daejeon (KR); Chang Hyun Sung, Daejeon (KR); and Geunhoe Huh, Daejeon (KR)
Assigned to LG Energy Solution, Ltd., Seoul (KR)
Appl. No. 17/614,894
Filed by LG Energy Solution, Ltd., Seoul (KR)
PCT Filed Jul. 15, 2020, PCT No. PCT/KR2020/009286
§ 371(c)(1), (2) Date Nov. 29, 2021,
PCT Pub. No. WO2021/096023, PCT Pub. Date May 20, 2021.
Claims priority of application No. 10-2019-0145144 (KR), filed on Nov. 13, 2019.
Prior Publication US 2022/0238934 A1, Jul. 28, 2022
Int. Cl. H01M 10/615 (2014.01); H01M 10/48 (2006.01); H01M 10/63 (2014.01); H01M 10/653 (2014.01); H01M 10/6571 (2014.01)
CPC H01M 10/615 (2015.04) [H01M 10/486 (2013.01); H01M 10/63 (2015.04); H01M 10/653 (2015.04); H01M 10/6571 (2015.04)] 20 Claims
OG exemplary drawing
 
1. A battery module comprising:
a battery cell stack in which a plurality of battery cells are stacked; and
a sensing assembly located on the battery cell stack,
wherein the sensing assembly includes a main body located on the battery cell stack and a module connector connected to the main body,
wherein the main body is a flexible printed circuit (FPC) or a flexible flat cable (FFC), and
wherein the main body includes a includes a voltage sensing circuit, a temperature sensing circuit, and heating wire circuit,
wherein the temperature sensing circuit and the heating wire circuit are separate circuits, and
wherein the heating wire circuit comprises a plurality of wire segments spaced apart from one another, the wire segments in a first region being spaced closer together than the wire segments in a second region, the first region being located closer to an outermost battery cell of the battery cell stack than the second region.