BATTERY

摘要

PROBLEM TO BE SOLVED: To provide a battery in which an electrolytic solution can be rapidly and surely filled up inside of a battery element 1 by injecting the electrolytic solution from not less than solution intake ports 5 into a unit battery case. SOLUTION: At a single battery case composed of a battery can 2 to house a battery element 1 and a cap plate 3 to occlude an opening part of this battery can 2, the solution intake ports 5 are installed at not less than two places.