| 摘要 |
PROBLEM TO BE SOLVED: To provide a hard disk device and an electronic device which are stable and strong to impact, prevent the occurrence of contamination caused by organic gas even under high temperature and are usable in a wider atmospheric pressure area. SOLUTION: The hard disk device 100 is provided with a magnetic disk, a magnetic head, a positioning mechanism for holding the magnetic head for positioning, a case A (4) for housing the magnetic disk, the magnetic head and the positioning mechanism, and a case B (5) for housing the case A (4), wherein the inside and outside of the case B (5) are airtightly interrupted. This electronic device houses the hard disk device 100 in a case. COPYRIGHT: (C)2003,JPO
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