| 摘要 |
PROBLEM TO BE SOLVED: To provide a battery pack capable of being charged regardless of the placement direction of the battery pack to a charging stand in charging.SOLUTION: There is provided a battery pack for being charged by being placed on a charging stand having a power-transmitting coil. The battery pack includes: a power-receiving coil receiving power by the electromagnetic induction between the power-receiving coil and the power-transmitting coil; a battery cell for storing power received by the power-receiving coil; and a circuit board connected to the power-receiving coil and on which a control circuit that controls charging of the power received by the power-receiving coil to the battery cell is mounted. The power-receiving coil is wound so as to surround side surfaces of the battery cell. |
