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Inductive write head driven only by an ampere wire
   
Document Number
US Patent 7149055
Issued Date
December 12, 2006
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Abstract
A magnetic recording head comprises a write pole having a tip adjacent to an air bearing surface of the recording head, a return pole magnetically coupled to the write pole, a conductor positioned adjacent to at least one edge of the write pole at the air bearing surface for carrying current to produce a magnetic field that saturates at least a portion of the write pole and augments a write field, a first conductive heat sink connected to a first end of the conductor, and a second conductive heat sink connected to a second end of the conductor. Disc drives that include the recording head are also included.
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Number of Claims:
21
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Owner
Seagate Technology LLC (Scotts Valley, CA)
Published
December 12, 2006
Application Number
10/736,358
Filed
December 15, 2003
US Classification
360/125   360/122 360/126 360/128
Int'l Classification
G11B   5/127   (20060101)  
Assistant Examiner
Parent Case
CROSS-REFERENCE TO A RELATED APPLICATION This application is a continuation-in-part of U.S. patent application Ser. No. 10/084,033, filed Feb. 27, 2002 now U.S. Pat. No. 6,665,136, which is hereby incorporated by reference.
USPTO Field of Search
360/128  
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