| 摘要 |
<P>PROBLEM TO BE SOLVED: To suppress the occurrence of insulation failure due to dust accumulation, irrespective of the layout position of electric components mounted on a power source substrate. <P>SOLUTION: The electric component cooling system includes: a power source substrate 5a having a mount surface 5a-1 on which the electric components 5b are mounted; a suction fan 40 that sucks the air for cooling the electric components 5b; a duct 42 equipped with a first guiding surface 42-1 for guiding the air sucked by the suction fan 40 in a direction away from the mount surface 5a-1 of the power source substrate 5a; and a discharge tray 33 equipped with a second guiding surface 33-2 for guiding the air guided to the first guiding surface 42-1 to the mount surface 5a-1 of the power source substrate 5a. <P>COPYRIGHT: (C)2009,JPO&INPIT |
