The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 25, 2013
Filed:
Sep. 17, 2007
Jin Hui Ou-yang, San Jose, CA (US);
Michael G. Choy, Mountain View, CA (US);
Jen-tai Lin, Cupertino, CA (US);
Chiao-ping Ku, Fremont, CA (US);
Lin Yang, San Jose, CA (US);
Gary C. Griffin, Boulder Creek, CA (US);
Jin Hui Ou-Yang, San Jose, CA (US);
Michael G. Choy, Mountain View, CA (US);
Jen-Tai Lin, Cupertino, CA (US);
Chiao-Ping Ku, Fremont, CA (US);
Lin Yang, San Jose, CA (US);
Gary C. Griffin, Boulder Creek, CA (US);
Western Digital Technologies, Inc., Irvine, CA (US);
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 filter element disposed within the filter housing for filtering disk rotation induced airflow. The filter element includes a coarse section and a fine section. The coarse section has a porosity greater than a porosity of the fine section.