Abstract: A battery module includes a sub module including a cell stack having a plurality of battery cells and a pair of bus bar frames respectively coupled to one side and the other side of the cell stack; a module housing configured to accommodate the sub module and configured to have an air inlet and an air outlet formed to circulate air; a sprinkler provided through the module housing at one side of the cell stack in a stacking direction; and an outlet closing device configured to move by a buoyancy generated by a cooling water introduced into the module housing through the sprinkler so that the air outlet is closed.

Abstract: A breakable structure of a headlamp for vehicles is partially broken and deformed when an impact force is applied to the headlamp. The breakable structure of the present invention includes at least a separable member provided in the junction of the headlamp housing and the headlamp lens, the separable member being separated from the junction of the headlamp and the headlamp lens when an impact force is applied thereto.

Abstract: A breakable structure of a headlamp for vehicles is partially broken and deformed when an impact force is applied to the headlamp. The breakable structure of the present invention includes at least a separable member provided in the junction of the headlamp housing and the headlamp lens, the separable member being separated from the junction of the headlamp and the headlamp lens when an impact force is applied thereto.