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:
Apr. 12, 2005
Filed:
Aug. 16, 2002
Applicants:
Biao Sun, Fremont, CA (US);
Pablo G. Levi, Milpitas, CA (US);
Inventors:
Biao Sun, Fremont, CA (US);
Pablo G. Levi, Milpitas, CA (US);
Assignee:
Western Digital (Fremont), Inc., Lake Forest, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G11B005/60 ; G11B015/64 ; G11B017/32 ; G11B021/20 ;
U.S. Cl.
CPC ...
Abstract
An air bearing surface for read/write head of a magnetic disk drive is disclosed. The air bearing surface includes a trailing edge pad and a leading edge pad with trailing portions. A cavity is defined between the trailing edge pad and the trailing portions of the leading edge pad. A cavity patch is disposed within the cavity. The cavity patch can be disposed within the cavity towards one side of the read/write head.