| 摘要 |
A rechargeable battery for preventing a safety device from being melted when a conductor penetrates is provided. The rechargeable battery includes an electrode assembly having a first electrode and a second electrode at both sides of a separator, a case housing the electrode assembly, a cap plate coupled to an opening of the case, a first electrode terminal and second electrode terminal that are installed in a terminal hole of the cap plate to be connected to the first electrode and the second electrode, respectively, and a safety device that is disposed between the electrode assembly and the case. The cap plate is electrically connected to one of the first electrode and the second electrode, and the safety device is electrically connected to the another of the first electrode and the second electrode. The safety device includes a plate portion and a protruded portion that protrudes from at least one surface of the plate portion. |
