Patent ID: 8709621

Claim:
A rechargeable battery, comprising: an electrode assembly comprising two electrodes and a separator; a can to store the electrode assembly and an electrolyte; a cap assembly comprising a cap plate to cover an opening of the battery can; a protection circuit board; and a current interruption device situated between a lower surface of the protection circuit board and an upper surface of the cap plate, the upper surface of the cap plate facing the protection circuit board, the lower surface of the protection circuit board facing the upper surface of the cap plate, wherein a first terminal of the current interruption device is disposed directly on the upper surface of the cap plate, and a second terminal of the current interruption device is directly coupled to a first terminal of the protection circuit board, and a second terminal of the protection circuit board is directly coupled to an electrode terminal of the cap assembly, wherein the first terminal of the current interruption device is electrically connected with the cap plate.