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. 21, 2005
Filed:
May. 30, 2002
Frank P. Missell, San Diego, CA (US);
David J. Seagle, Morgan Hill, CA (US);
Sandrawattie Sankar, San Diego, CA (US);
Kenneth F. Young, San Jose, CA (US);
Frank P. Missell, San Diego, CA (US);
David J. Seagle, Morgan Hill, CA (US);
Sandrawattie Sankar, San Diego, CA (US);
Kenneth F. Young, San Jose, CA (US);
Western Digital (Fremont), Inc., Lake Forest, CA (US);
Abstract
A method and system for providing head is disclosed. The method and system include providing a first pole, a second pole, a write gap, at least one coil and an FePt alloy. The write gap separates the first pole from the second pole. The first and second poles are for writing to a medium. The coil(s) have a plurality of turns and reside between the roles. The FePt alloy is in proximity to the first pole and the second pole. The FePt alloy is configured to counteract expansion of the first pole and the second pole.