Knobbe Martens  Olson & Bear LLP
Electrode assembly and rechargeable battery having electrode tab
An electrode assembly and a rechargeable battery having electrode tab are disclosed. In one aspect, the electrode assembly includes a first electrode and a second electrode which are wound with a separator placed therebetween The first electrode includes a first coated portion coated with an active material and a plurality of first electrode tabs T1−Tn protruding outwardly from the first coated portion, wherein n is a natural number greater than 1. The first electrode, when spread in a plane form, includes first to nth portions on which the first electrode tabs T1−Tn are respectively formed, wherein the first and nth portions of the first electrode respectively define the innermost and outermost portions thereof. Each of the first electrode tabs T1−Tn includes at least one tab, and wherein the number of the first electrode tab Tn is different from the number of each of the first electrode tabs T1−Tn−1.
Samsung SDI Co., Ltd.
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H01M H01M Y02E H01M Y02P H01M
inventional inventional additional inventional additional additional
Yu-Na Jang-Ho
Kim Yoon