Patent ID: 8681453

Claim:
A disk driving apparatus configured to mount a head unit for performing at least reading or writing of data from or onto a recording disk, comprising: a base member; a rotor unit on which the recording disk is to be mounted; a fluid bearing unit configured to be filled with a lubricant fluid and produce a dynamic pressure in the lubricant fluid so as to rotatably support the rotor unit relative to the base member; a driving unit configured to include a coil and a magnet and rotationally drive the rotor unit relative to the base member; and a head movement region in which the head unit is to be mounted in a movable manner, wherein a gas-liquid interface of the lubricant fluid communicates with the head movement region via a gap in the driving unit, and wherein a capturing mechanism is provided in a path that communicates with the gap in the driving unit and the head movement region.