Patent ID: 7079358

Claim:
A disk drive, comprising: a rotating recording disk for storing data; an actuator supported for turning on a pivot shaft having an axis, and provided with a head capable of either reading data stored in the recording disk or writing data to the recording disk, or of both reading data from and writing data to the recording disk, and a coil having upper and lower axial surfaces disposed on one radial side of the pivot shaft opposite the other radial side of the pivot shaft on which the head is disposed; a plurality of plates mounted to the actuator and disposed near the coil so as to cover part of the coil, such that the upper and lower axial surfaces of the coil are located axially between the plurality of plates; and wherein the plurality of plates are disposed near the pivot shaft, and the coil has a radially inner portion, a radially outer portion, and sides that extend radially between the radially outer and inner portions, and the plurality of plates radially cover only the radially inner portion of the coil.