MAGNETIC DEVICES WITH VARIABLE OVERCOATS

MAGNETIC DEVICES WITH VARIABLE OVERCOATS

A magnetic device including: a magnetic reader; a magnetic writer; and a variable overcoat, the variable overcoat positioned over at least the magnetic reader and writer, the variable overcoat having an overcoat layer, the overcoat layer having a substantially constant thickness and material; and at...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Cole Douglas H, Zuckerman Neil, Nguyen The Ngoc, Kunkel Gary J, Stephan Joseph Michael, Rea Chris, Seigler Michael A, Rejda Edwin Frank
Format: Patent
Sprache:eng
Schlagworte:
INFORMATION STORAGE
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER
PHYSICS
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Beschreibung
Zusammenfassung:A magnetic device including: a magnetic reader; a magnetic writer; and a variable overcoat, the variable overcoat positioned over at least the magnetic reader and writer, the variable overcoat having an overcoat layer, the overcoat layer having a substantially constant thickness and material; and at least one disparate overcoat portion, the disparate overcoat portion having a different thickness, a different material, or both, than the overcoat layer.