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US 8,709,621 B2Granted
Rechargeable battery
AssigneeSamsung SDI Co., Ltd.
InventorJun Ho Kim
Life of this patent
Estimating the term…
Abstract
A rechargeable battery includes a current interruption device that is directly coupled to the cap plate of the bare cell.
Claims16
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.
5 more elements
Dependencies are inferred from the claim text.