| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a disk drive which can attach a heat radiation plate by suppressing the deformation of the circuit board in a simple configuration. <P>SOLUTION: The disk drive 10 has a circuit board 20, an IC chip 30 mounted on the circuit board 20 and generating heat, a rubber 40 capable of transmitting the heat of the IC chip 30, a heat radiation plate body 51 in contact with the rubber 40 to press the IC chip 30 to the circuit board 20 in its thickness direction, supports 60 to attach the heat radiation plate body 51 to the circuit board 20, side plates 70 provided on the supports 60 and elastically deformable in the direction crossing the thickness direction of the heat radiation plate body 51, and elastic plates 80 provided between the side plates 70 and the end of the heat radiation plate body 51 and facing the grooves 56 and elastically deformable in the thickness direction of the heat radiation plate body 51. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
