摘要 |
<p><P>PROBLEM TO BE SOLVED: To improve discharging property of condensed water while securing a shielding property of moisture for a lower side of a vehicle body floor by a simple constitution, regarding a drainage structure of a battery unit for a vehicle. <P>SOLUTION: This drainage structure includes a battery pack 1 and a cooling unit 2 including a heat exchanger for cooling air in the battery pack 1 at the lower side of the vehicle floor. In a lower part of the cooling unit 2, a first drainage hole 3 opened downward in the vehicle is formed. Furthermore, the drainage structure includes a first closing means 4 for preventing the intrusion of water from the first drainage hole by water pressure from the lower side of the vehicle. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |