Abstract: There is provided a disk drive including a disk drive base, a disk rotatably coupled to the disk drive base, and a spindle motor attached to the disk drive base and configured to support the disk for rotating the disk with respect to the disk drive base. The disk drive further includes a filter component. The filter component includes a filter housing coupled to the disk drive base, and a pair of filter elements disposed within the filter housing for filtering disk rotation induced airflow. Each filter element includes a coarse section and a fine section, wherein the coarse section is positioned upstream of the fine section relative to a direction of the induced airflow.
Type:
Grant
Filed:
September 17, 2007
Date of Patent:
May 27, 2008
Assignee:
Western Digital Technologies, Inc.
Inventors:
Jin Hui Ou-Yang, Michael G. Choy, Jen-Tai Lin, Chiao-Ping Ku, Lin Yang, Gary C. Griffin