Patent ID: 8278791

Claim:
A disk drive device, comprising: a hub on which a recording disk is to be mounted; a base rotatably supporting the hub on one surface of the base through a bearing unit; a core fixed on said surface of the base, the core having a ring portion and a plurality of teeth that extend radially from the ring portion; coils wound around the plurality of teeth; and a magnet fixed to the hub, the magnet being magnetized for driving with a plurality of poles along the circumferential direction and arranged to radially face the plurality of teeth, wherein a wire of one end of one of the coils is drawn out to the other surface of the base through a hole arranged on the base, and wherein the wire is connected to a driving line for supplying a current to the coils at a position other than the position of the hole arranged on the base, wherein the hole arranged on the base is plugged with a resin, and wherein the driving line is insulated against the other surface of the base by a strip-shaped insulator, and wherein a hole in communication with the hole arranged on the base is arranged on the insulator.