| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a battery unit capable of efficiently cooling a battery module inside a battery case without making the battery case larger. <P>SOLUTION: The battery unit 14 is provided with a bypass structure 700. The bypass structure 700 is provided with a bypass flow outlet 534 formed at one end part in a width direction of a front-end part 50a of the battery case 50, a bypass flow inlet 535 formed at a center part along a back-and-forth direction of the battery case 50 and a center part along a width direction, a bypass duct cover 531 communicating the bypass flow outlet 534 and the bypass flow inlet 535, and a flow channel part 533 guiding cooling wind at a downstream side of the bypass flow inlet 535 toward both sides in a width direction. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
