| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a new sales system for batteries. SOLUTION: First, a user pays for compensation for a battery body to a store and acquires a full-charged battery. When the user brings the battery, which is used up, to the store, it calculates a used volume of charge based on a residual capacity of the battery and the user pays for the used volume. If the user desires a new battery, the user receives a new battery. If the user does not desire a new battery, the user returns the used battery to the store and is repaid buck by the store for the prepaid compensation for the battery body. The collected used battery is checked to find out the state of its deterioration. If the battery is available for a further service, it is charged up at the store and is resold. If the battery is not available for a further service, the store sends it to a manufacture where the battery is recycled.</p> |
