| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a square-shaped storage battery and its manufacturing method wherein a high capacity is possessed and an environmental load can be effectively reduced. <P>SOLUTION: This is the square-shaped storage battery wherein plate groups 2 comprised by laminating a positive plate 4 and a negative plate 3 in which a negative electrode mix containing hydrogen storage metallic alloy powder and a binder is carried on a core body via a separator 5 are housed together with alkaline electrolytic solution in a square shaped sheath can 1A whose upper end is open and lower end is closed, and this is a closed structure by arranging a sealing port plate on the upper end opening part, and a regenerated product of used hydrogen storage metallic alloy powders are used for a negative electrode mix 6b of at least one sheet of a negative plate 3b of the plate groups 2. <P>COPYRIGHT: (C)2003,JPO</p> |
