Patent ID: 8507127
Filing Date: 2013-08-13
Classification: H01M,Y02E,Y02P

Abstract:
1. A rechargeable battery comprising: a bare cell for producing electricity, the bare cell comprising a first tab and a second tab, voltage of the battery being determined between the first and second tabs, the bare cell including a cap plate that is coupled to the first tab, and an electrode terminal that is coupled to the second tab, the cap plate including an electrolytic solution injection hole sealed by a cap; a protective circuit board; a first lead plate electrically coupled to each of the bare cell and the protective circuit board; and a flat plate formed on the cap plate of the bare cell, the flat plate comprising at least two metal layers, the flat plate coupled to the first lead plate, the flat plate being positioned between the electrode terminal and the cap, and an entire surface of the flat plate being in contact with the cap plate, the flat plate not covering the cap.