| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To effectively eliminate unpleasant howling sound generated when a plurality of cooling fans are operated. <P>SOLUTION: The battery pack for a vehicle is provided with a battery holder 1 incorporating a plurality of batteries, a plurality of cooling fans for sending cooling air to and forcibly cooling the batteries incorporated in the battery holder 1, a battery frame 3 directly or indirectly linking the cooling fans 2, and a floor pan 5 made up by linking a plurality of fixing parts 4 fitted to the battery frame. The battery pack links the plurality of fixing parts 4 of the battery frame 3 with the floor pan 5 through rubber cushions 6 with different degrees of hardness, so that the plurality of cooling fans 2 vibrate the floor pan 5 through the rubber cushions 6 to prevent howling of the floor pan 5 due to resonance. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
