SECONDARY BATTERY AND METHOD OF MANUFACTURING SAME

원문 (중국어)

A secondary battery may include an electrode assembly comprising a first electrode, a separator, and a second electrode; a receiving can having an open first side to receive the electrode assembly and the receiving can being connected to the first electrode; and a cap assembly configured to seal the open first side of the receiving can and being connected to the second electrode. The first electrode may include a first substrate tab that is a bent portion of a first substrate not coated with an active material at a first end of the first electrode disposed on an outer circumferential surface of the electrode assembly, and the first substrate tab may be disposed between the electrode assembly and an inner first surface of the receiving can.