| 摘要 |
An aspect of the present invention provides a rechargeable battery suppressing swelling of an electrode assembly by maintaining gaps between a positive electrode, a separator, and a negative electrode within a predetermined range. The rechargeable battery according to an exemplary embodiment of the present invention includes an electrode assembly configured to have a positive electrode and a negative electrode provided on both sides of a separator, a casing built to house the electrode assembly, a cap plate coupled to the opening of the casing, a first electrode terminal and a second electrode terminal disposed in the cap plate and connected to the electrode assembly, and elastic members disposed at the outside of a space defined between the casing and the electrode assembly. |
