| 摘要 |
<p>PURPOSE: A secondary battery is provided to completely fix a first electrode terminal to a cap plate, and to form the first electrode terminal with a first terminal bolt and a first terminal nut capable of combining without welding. CONSTITUTION: A secondary battery comprises the following: an electrode assembly including a first electrode plate, a second electrode plate, and a separator; a case for storing the electrode assembly; a cap plate for sealing the case; and a first electrode terminal(120) electrically connected to the first electrode plate. The first electrode terminal includes a first current collector(121), a first terminal bolt(122) penetrating the cap plate and electrically connected to the first current collector, and a first terminal nut(123) combining with the first terminal bolt.</p> |
