Battery Cell, Battery Pack, And Vehicle Comprising Same

Abstract: A battery cell according to an embodiment of the present invention comprises: an electrode assembly which includes a first electrode, a second electrode, and a separator interposed therebetween; a battery housing which accommodates the electrode assembly through an open part formed at one side thereof; and a housing cover which covers the open part and has a venting part configured to be ruptured when the internal pressure in the battery housing is increased to a predetermined level or higher, wherein: the venting part comprises an upper notched portion provided at the upper surface of the housing cover and a lower notched portion provided at the lower surface of the housing cover; and the upper and lower notched portions are provided to be offset from each other.

Patent Information

Applicants

Inventors

Specification

Documents

Application Documents