Patent ID: 11870094
Assignee: LG ENERGY SOLUTION, LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. A battery module comprising:
at least two cell assemblies, each of the at least two cell assemblies including a plurality of secondary batteries electrically connected to each other and stacked in a front-rear direction;
a module housing having a first side wall, a second side wall and an internal space in which the at least two cell assemblies is received;
a first gas passage formed between the first side wall and a first side of the at least two cell assemblies for circulation of gas generated from the at least two cell assemblies; and
a flame retardant plate extending in a left-right direction including:
a body formed in a plate shape and interposed between the at least two cell assemblies, and
a first flame barrier extending in the left-right direction from a first end of the body and disposed in part of the first gas passage.