Jelly-roll type electrode assembly pattern-coated with active material and secondary battery including the same
AssigneeLG Chem, Ltd.
InventorsHyun Tae Kim, Soon Ho Ahn, Kyoung Won Kang, Ki Woong Kim
Life of this patent
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Abstract
Provided is a jelly-roll type electrode assembly pattern-coated with active materials manufactured by winding and compressing a separator and an anode and a cathode arranged on both sides of the separator. The anode includes anode flat coated portion coated with an anode active material and anode curved uncoated portion not coated with the anode active material, which are alternately formed. The cathode includes a cathode flat coated portion coated with a cathode active material and a cathode curved uncoated portion not coated with the cathode active material, which are alternately formed.
Claims21
A jelly-roll type electrode assembly pattern-coated with active materials, manufactured by winding and compressing a separator and an anode and a cathode arranged on both sides of the separator,
- wherein the anode comprises an anode flat coated portion coated with an anode active material and an anode curved uncoated portion not coated with the anode active material, which are alternately formed, and
- wherein the cathode comprises a cathode flat coated portion coated with a cathode active material and a cathode curved uncoated portion not coated with the cathode active material, which are alternately formed.
Dependencies are inferred from the claim text.