Patent ID: 6961207
Filing Date: 2005-11-01
Classification: G11B

Abstract:
1. A disk drive, comprising: a plurality of disks, a first of said disks including a first disk surface and a second of said disks including a second disk surface; a disk base; an actuator providing a read-write head assembly communicatively coupled to said first disk surface and a second read-write head assembly communicatively coupled to said second disk surface, said actuator pivotably coupled to said disk base; a spindle motor rigidly coupled to said disk base, said spindle motor provided to rotate said disks about an axis of rotation at an operating rotational velocity; a dampening mechanism including a plate fixedly attached to said disk base and further including a first dampening surface separated from said first disk surface by essentially a first gap for at least 175 degrees with respect to said axis of rotation of said disks and for at least 16 millimeters of radial width with respect to said axis of rotation of said disks; said dampening mechanism further including,