| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cooling structure for a battery and an electric instrument capable of cooling the battery divided into a plurality of pieces not to generate temperature difference, and effectively cooling the electric instrument. <P>SOLUTION: The battery 8 is divided into the plurality of the pieces, and the divided first and second batteries 81, 82 are stored in first and second battery boxes 14, 15. The inside of the first and second battery boxes 14, 15 is made to be independent cooling passages 16, 17. On the other hand, on downstream of the battery boxes 14, 15, first and second power drive units 10, 11, and a down barter 12 are disposed. Downstream end portions of the cooling passages 16, 17 are merged, and on downstream, cooling fins of the first and second power drive units 10, 11 and the down barter 12 are disposed. <P>COPYRIGHT: (C)2009,JPO&INPIT |
