| 摘要 |
PROBLEM TO BE SOLVED: To provide a disk runout prevention unit of an electronic device that maintains the disk revolution precision high by fixing a dummy arm under the disk to generate air pressure working upward from under the disk to cancel the intrinsic load of the access arm working downward from above in the thrust direction. SOLUTION: The disk runout prevention unit is used in the electronic device such as a hard disk drive or the like. It has a fixed arm 6 having a dummy head 9 under the disk 1 against the access arm 3 having an ordinary magnetic head 4 provided above the disk 1. COPYRIGHT: (C)2006,JPO&NCIPI
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