| 摘要 |
<p>PURPOSE: To improve the waterproof a charger and its heat radiation without increasing the weight and capacity of the charger. CONSTITUTION: A battery, mounted on a car body to serve as a power source of a drive wheel, and a charger 1 for the battery are provided, to store the charger 1 inside a rear cover of constituting the car body, also to provide a charger side surface cover 2 with a prescribed space apart from a peripheral surface of the charger 1 in its periphery, and drain holes 3b to 3e communicating with inside the charger 1 are provided in a bottom surface part of the charger 1, to provide an opening part 3F, communicating with inside the charger 1, in a peripheral wall part of the charger l. Also a radiating electric motor fan 10 is provided inside the opening part 3F, and an eaves member 13 is provided so as to surround an arranged part of the opening part 3f of the charger 1.</p> |
