Patent ID: 8665555

Claim:
A disk drive comprising: a disk drive base; a spindle attached to the disk drive base; a disk mounted on the spindle; a disk drive cover attached to the disk drive base to form a disk drive enclosure, the disk being disposed within the disk drive enclosure, the disk drive enclosure including a breather port therethrough; a first labyrinth path disposed inside the disk drive enclosure and in fluid connection with the breather port; and a second labyrinth path disposed outside the disk drive enclosure and in fluid connection with the breather port; wherein the first labyrinth path defines a first path cross-sectional area and a first path length, and wherein the first path cross-sectional area is in the range 0.05 mm 2 to 1 mm 2 and the path length is in the range 5 mm to 80 mm.