Patent ID: 8906543

Claim:
A battery, comprising: an electrode assembly including a positive electrode, a negative electrode and a separator interposed between the electrodes; a container housing the electrode assembly; a tab, the tab having a first portion having a terminal and having a second portion extending from the first portion, the second portion of the tab being attached to an uncoated region of the electrode assembly, a single surface of the second portion contacting the uncoated region; a first insulator, a first portion of the first insulator being on the second portion of the tab between the second portion of the tab and a first inner surface of the container, and a second portion of the first insulator being on the second portion of the tab between the second portion of the tab and a second inner surface of the container, the second inner surface being a bottom surface of the container, the second portion of the first insulator being configured to contact the bottom surface of the container; and a cap assembly closing an opening of the container, the opening of the container being adjacent to the first inner surface of the container, the cap assembly having the terminal passing therethrough.