Patent ID: 8553354
Filing Date: 2013-10-08
Classification: G11B

Abstract:
1. A disk driving apparatus comprising a head unit configured to perform at least one from among a data readout operation and a data writing operation for a recording disk, the disk driving apparatus further comprising: a base member; a rotor unit on which the recording disk is to be mounted; and a fluid bearing unit configured to support the rotor unit such that the rotor unit can be rotated relative to the base member, and configured such that a gas-liquid interface of a lubricant fluid with which a bearing portion of the bearing unit is filled communicates with the surface side of the bearing unit, wherein the base member comprises: and wherein an inhibiting wall is formed at a boundary between the head movement region and the recessed housing portion so as to prevent the lubricant fluid from migrating toward the recording disk to be mounted on the rotor unit.