Method and apparatus for cleaning a magneto-resistive head
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United States of America Patent
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Jun 29, 2004
Grant Date -
Jul 4, 2002
app pub date -
Jan 16, 2002
filing date -
Aug 4, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
According to the invention, techniques for cleaning a rotary magneto-resistive head. Embodiments according to the invention are especially useful in tape drive systems, and the like. Embodiments can provide methods and apparatus for cleaning contaminant from rotary magneto-resistive heads while guarding against damage to the head from excess cleaning, and the like. Specific embodiments can control the rotational speed of a rotary magneto-resistive head in order to facilitate cleaning operations. Embodiments include a cleaning device and a control method, and are suited for use in a magneto-resistive head mounted on a rotary cylinder of a computer tape storage unit, for example, although application of the present invention is not limited to such embodiments.
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