Method and system for reducing thermal pole tip protrusion

Details Method and system for reducing thermal pole tip protrusion Method and system for reducing thermal pole tip protrusion

2005-06-21

2005-06-21

Heinz, A. J. (Department: 2653)

Dynamic magnetic information storage or retrieval

Head

Core

Reexamination Certificate

active

06909578

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 Fe3Pt 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 Fe3Pt alloy is in proximity to the first pole and the second pole. The Fe3Pt alloy is configured to counteract expansion of the first pole and the second pole.

REFERENCES:
patent: 2003/0128469 (2003-07-01), Pust et al.

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