| 摘要 |
PROBLEM TO BE SOLVED: To provide a cylindrical alkaline secondary battery of high capacity and reduced insulation defective. SOLUTION: In this cylindrical alkaline secondary battery having such a structure that an electrode group 6 manufactured by spirally winding a positive electrode 3 having an electrically connected a strip collecting tab 2 at an upper end and a negative electrode 4 through a separator is contained in a container 1, the strip collecting tab 2 is disposed in a range of an angle to a line connecting the center of the electrode group 6 to a winding end of the positive electrode 3, among the upper end of the positive electrode 3 at an outer circumference, is larger than 90 deg. and smaller than 270 deg.. |
