Patent ID: 7123449
Filing Date: 2006-10-17
Classification: G11B

Abstract:
1. An air bearing slider of a disk drive for moving a read/write head to a desired position on a disk by being lifted above a surface of the disk, the air bearing slider comprising: a body having a surface facing the disk; a first rail base protruding from the surface of the body facing the disk and having a U shape open to a trailing end portion of the body; a first positive pressure generating rail portion protruding from the first rail base and including a cross rail separated from a leading end portion of the first rail base and extending in a first direction perpendicular to a direction in which air enters and a pair of side rails respectively extending from both end portions of the cross rail in a second direction parallel to the direction in which air enters; a negative pressure cavity defined by the first rail base; a second rail base protruding from the surface of the body facing the disk adjacent to the trailing end portion of the body; a second positive pressure generating rail portion protruding from the second rail base; and a negative pressure generating pocket formed in each of the side rails to be separated from the negative pressure cavity and open to an outside of the side rails.