Provided is a secondary cell collector terminal board formed by a plate-shaped conductive material and having a portion-to-be-melted which melts with a higher priority. The plate-shaped conductive material has, for example, a bent portion and a flat portion having a convex portion on one side and a concave portion on the other side. The portion-to-be-melted includes the bent portion while the bent portion has a pair of rise portion which rises from the flat portion and a bent apex portion continuous to the pair of rise portion.
