| 摘要 |
PROBLEM TO BE SOLVED: To provide a non-large-sized charger capable of draining water penetrating inside.SOLUTION: A charger 1, provided for charging a battery pack 5 detachably mounted on a cordless electric tool, includes a fan 14 to cool the battery pack 5 and a substrate 4, inside an upper case 2 and a lower case 3. Water penetrating from a battery pack air intake 7 of the upper case 2 is drained from an air outlet 10 to the outside through a water channel 15. The water channel 15 is positioned downward of an air channel for passing air which is inhaled from the battery pack air intake 7 to the inside of the upper case 2 and the lower case 3 by the rotation of the fan 14.SELECTED DRAWING: Figure 12 |
