BATTERY MODULE WITH FLAME OR GAS DISCHARGE PATH

A battery module is provided comprising a plurality of battery cells and a housing having an internal space in which the plurality of battery cells are accommodated. The housing is at least partially formed of a plate member which is connected with the internal space. The plate member forms a flame or gas path which in an event of a battery cell malfunction generating a flame or gas is configured to discharge the generated flame or gas externally of the housing.