A pack case includes a pack housing, and a lid covering an open top surface of the pack housing, wherein the fastener fixing the lid to the pack housing includes a venting mechanism configured to release pressure within the pack case in excess of a predete...

An explosion-proof valve and a box are provided in the application. The explosion-proof valve is configured for installing in the box, and includes a valve body including a breathing passage, a press cover and a breathing mechanism. The valve body is conne...

A battery module includes a housing which accommodates a plurality of battery cells therein, and has a vent-hole portion formed therein; a top cover which is movably installed on the housing so as to open/close the vent-hole portion; an elastic member whic...

The present disclosure relates to a battery cell, including: an electrode assembly including a first electrode and a second electrode, a case configured to accommodate the electrode assembly and including an open area on a first side, a cap plate configure...

A battery module includes a battery cell stack in which a plurality of battery cells are stacked; a module frame that houses the battery cell stack; and end plates arranged on both sides of the battery cell stack. At least one of the module frame and the e...

The invention relates to a pressure relief device for carrying out a pressure relief function for a cell-like cavity () which is enclosed by a battery housing (), comprising a pressure relief cover unit () that is or can be inserted into a housing wall () ...