发明名称 |
BATTERY CELL HAVING STAIR-LIKE STRUCTURE |
摘要 |
Disclosed herein is a battery cell configured to have a structure in which an electrode assembly including a separator disposed between a cathode and an anode is mounted in a battery case, wherein the battery case includes an upper case and a lower case, the upper case and/or the lower case being provided with a receiving part, in which the electrode assembly is mounted, the electrode assembly includes a plurality of electrodes or unit cells stacked in a height direction on the basis of a plane, two or more of the electrodes or the unit cells having different planar sizes, and the receiving part of the battery case is provided with stair-like steps corresponding to an external appearance of the electrode assembly. |
申请公布号 |
EP2802025(A4) |
申请公布日期 |
2015.09.30 |
申请号 |
EP20130772747 |
申请日期 |
2013.03.15 |
申请人 |
LG CHEM, LTD. |
发明人 |
KIM, YOUNG HUN;KWON, SUNGJIN;AHN, SOONHO;KIM, DONG-MYUNG;KIM, KI WOONG;RYU, SEUNGMIN |
分类号 |
H01M2/10;H01M2/02;H01M2/36;H01M10/04;H01M10/0525;H01M10/0585;H01M10/44 |
主分类号 |
H01M2/10 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|