Multi-channel thin-film magnetic head, magnetic tape drive...

Details Multi-channel thin-film magnetic head, magnetic tape drive... Multi-channel thin-film magnetic head, magnetic tape drive...

2008-12-15

2011-10-11

Pham, Ly D (Department: 2827)

Dynamic magnetic information storage or retrieval

Head

Plural gaps

C360S083000, C360S110000

Reexamination Certificate

active

08035919

ABSTRACT:
A multi-channel thin-film magnetic head includes a substrate, a plurality of thin-film magnetic head elements formed on the substrate, a closure fixed onto the plurality of thin-film magnetic head elements, a protection film laminated on a whole area of a TBS of the plurality of thin-film magnetic head elements and the closure, and many micro-grooves formed in a surface of the protection film.

REFERENCES:
patent: 5353182 (1994-10-01), Nakamura et al.
patent: 6040965 (2000-03-01), Terunuma et al.
patent: 6303205 (2001-10-01), Tanaka et al.
patent: A-9-204625 (1997-08-01), None
patent: A-11-25413 (1999-01-01), None
patent: A-2002-251704 (2002-09-01), None

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