Electrode Assembly, Battery, And Battery Pack And Vehicle Including Same

Abstract: Disclosed are an electrode assembly, a battery, and a battery pack and vehicle including same. The electrode assembly is an electrode assembly in which a first electrode, a second electrode, and a separator interposed therebetween are wound around a winding axis so as to define a core and an outer circumferential surface thereof. The first electrode comprises a first active material portion on which an active material layer is coated along a winding direction and a first uncoated portion on which the active material layer is not coated, the first uncoated portion includes a plurality of independently bendable segment pieces, cutting grooves are interposed between adjacent segment pieces along the winding direction, and the bottom of the cutting grooves may be rounded.

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Application Documents

#	Name	Date
1	202317074785-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [02-11-2023(online)].pdf	2023-11-02
2	202317074785-STATEMENT OF UNDERTAKING (FORM 3) [02-11-2023(online)].pdf	2023-11-02
3	202317074785-PROOF OF RIGHT [02-11-2023(online)].pdf	2023-11-02
4	202317074785-PRIORITY DOCUMENTS [02-11-2023(online)].pdf	2023-11-02
5	202317074785-POWER OF AUTHORITY [02-11-2023(online)].pdf	2023-11-02
6	202317074785-FORM 1 [02-11-2023(online)].pdf	2023-11-02
7	202317074785-FIGURE OF ABSTRACT [02-11-2023(online)].pdf	2023-11-02
8	202317074785-DRAWINGS [02-11-2023(online)].pdf	2023-11-02
9	202317074785-DECLARATION OF INVENTORSHIP (FORM 5) [02-11-2023(online)].pdf	2023-11-02
10	202317074785-COMPLETE SPECIFICATION [02-11-2023(online)].pdf	2023-11-02
11	202317074785-FORM 3 [03-04-2024(online)].pdf	2024-04-03
12	202317074785-FORM 18 [16-05-2024(online)].pdf	2024-05-16