Patent ID: 9263723
Filing Date: 2016-02-16
CPC Classification: H01M,Y02E

Claim Text:
1. A secondary battery comprising: a wound electrode assembly comprising a first electrode plate having a non-coating portion, a second electrode plate having a non-coating portion, and a separator between the first electrode plate and the second electrode plate, wherein ends of the non-coating portion of the first electrode plate are combined together to form a single end portion having a first end portion extending in a first direction and a second end portion distal to the first end portion and extending in a second direction substantially perpendicular to the first direction and wherein ends of the non-coating portion of the second electrode plate are combined together to form a single end portion having a first end portion extending in the first direction and a second end portion distal to the first end portion extending in the second direction; a collecting plate having a track accommodating and electrically coupled to the second end portion of one of the electrode plates wherein the second end portion is entirely spaced from one inner surface of the track, the collecting plate comprising a base and a terminal coupling part as a single integral component, wherein the terminal coupling part is directly coupled to an electrode terminal; a case housing the electrode assembly and the collecting plate, the case comprising an upper opening; and a cap assembly sealing the upper opening of the case.