| 摘要 |
PROBLEM TO BE SOLVED: To provide a high capacity storage battery which is easily and efficiently manufactured. SOLUTION: A plurality of wound electrode plate groups are housed by stacking in a square battery case 1, positive electrode lead members 2a, 2a, etc., taking out of the wound electrode plate groups 2, 2, etc., aligned on one side are bundled, and bundled parts 4a are connected each other, and a plurality of negative electrode lead members 2b, 2b, etc., aligned on the other side are bundled, and bundled parts 4b are connected each other, and a stacked body of these wound electrode plate groups 2, 2, etc., is connected in parallel. |
