| 摘要 |
PROBLEM TO BE SOLVED: To perform a delivery test of a battery with a good precision and within a short time. SOLUTION: Information of a produced battery is displayed on a battery case, and the test of the battery is performed, and electrical characteristic values at the first time test (the first value) and battery information is made to be memorized in a computer, and afterwards, after the battery is allowed to stand for a predetermined time, characteristic values of the battery (the second value) are obtained again, and an increasing rate or decreasing rate is compared between the first value and the second value to make the delivery test to select a good or inferior battery. |
