| 摘要 |
A cylinder type secondary battery includes a can having an opening, an electrode assembly in the can, a cap assembly covering the opening of the can, an upper insulating plate between the electrode assembly and the cap assembly; a support plate on the upper insulating plate; the support plate having a peripheral edge, wherein an area of the support plate is smaller than an area of the upper insulating plate, and a first electrode tab extending from the electrode assembly, the first electrode tab having a first section contacting the support plate, a second section contacting the cap assembly, and a bent section between the first section and the second section, wherein a portion of the bent section protrudes from the peripheral edge of the support plate.
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