Disk device with wiring board on outer surface of housing and connected to motor and sealing configuration
AssigneesKabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage Corporation
InventorsManabu Uehara, Yuu Kawai
Life of this patent
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Abstract
According to one embodiment, a disk device includes a housing with a bottom wall, magnetic disks supported on a hub of a motor, a printed circuit board provided on an outer surface of the bottom wall, and a wiring board attached on the outer surface of the bottom wall. The bottom wall includes a recess formed in the outer surface, a step located on border between the outer surface and the recess, and through holes opened to the recess. The wiring board includes one end portion disposed in the recess and connection pads on the one end portion, connected to lead wires of a coil. An adhesive is filled into the recess and the through holes, and covers the one end and a solder joint and seals the through holes.
Claims11
A disk device comprising:
- a housing comprising a base including a bottom wall and a cover fixed to the base and having a height defined by a standard of 3.5-inch disk devices;
- ten or more magnetic disks rotatably disposed in the housing;
- a head actuator comprising a plurality of magnetic heads and rotatably provided in the housing;
- a flexible printed circuit unit disposed on the bottom wall in the housing and connected to the head actuator;
- and
- a printed circuit board mounted with electronic components including an interface connector, a relay connector, and a motor drive IC, disposed to oppose an outer surface of the bottom wall at a location offset from a region opposing the magnetic disks.
Dependencies are inferred from the claim text.