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|1. (WO2013157743) ELECTRODE ASSEMBLY, AND BATTERY CELL AND DEVICE COMPRISING SAME|
|Applicants:||LG CHEM, LTD.
|Title:||ELECTRODE ASSEMBLY, AND BATTERY CELL AND DEVICE COMPRISING SAME|
The present invention relates to an electrode assembly, and a battery cell, a battery pack and a device comprising same, the electrode assembly comprising a combination of two or more types of electrode units having different areas, and laminated in such a way for the electrode units to create steps therebeween, and formed so that electrodes of different polarity face each other on the boundary surface between the electrode units having different areas.