Lerner, David, Littenberg, Krumholz & Mentlik, LLP
Cap assembly for secondary battery
The present invention relates to a cap assembly for a secondary battery mounted on an opening of a can. The cap assembly comprises: a top cap; a safety element disposed on a lower portion of the top cap; a safety vent disposed on a lower portion of the safety element; and a gasket surrounding edges of the top cap, the safety element, and the safety vent and mounted on the opening of the can, wherein an impact absorption part absorbing an impact from the gasket is disposed between an inner wall of the gasket and an outer circumferential surface of the safety vent.
LG Chem, Ltd.
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Sang Suk Do Gyun Byoung Gu Byoung Kook Je Jun Hang Soo Jun Tak
Jung Kim Lee Lee Lee Shin Kim