| 摘要 |
PROBLEM TO BE SOLVED: To reduce the thickness of a magnetic disk drive while maintaining casing rigidity. SOLUTION: The magnetic disk drive is provided with a magnetic disk 100, a spindle motor 109 which rotationally drives the magnetic disk, a magnetic head 110 which performs the information recording or reproduction to/from the magnetic disk, a carriage 209 having a magnetic head at its tip, a VCM(voice coil motor) 101 which drives a carriage, electronic parts 200, 201 for processing signals from the magnetic head, a easing 102 which houses these components, plated electrical wiring 108 which connects the magnetic head and electronic parts and/or connects electronic parts with each other and which is provided on the bottom of the easing, a plated interface connecting part 300 which is connected to the plated electrical wiring provided to the inner bottom surface and side wall surface of the casing and which is provided on the easing rear side surface. The easing 102 is formed of a resin member or a metallic member as a single body.
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