Electricity: measuring and testing – Magnetic – Magnetic information storage element testing
Patent
1997-06-20
2000-03-21
Snow, Walter E.
Electricity: measuring and testing
Magnetic
Magnetic information storage element testing
360137, G11B 500, G01R 3312, G01N 2772
Patent
active
060406933
ABSTRACT:
A magnetic recording and reproducing apparatus in which a magnetic head contacts a recording medium to record or reproduce a signal onto or from the recording medium. The apparatus includes a measurement unit for measuring an abrasion amount of the magnetic head and outputting measurement data. A display unit displays the abrasion amount of the magnetic head represented by the measurement data outputted from the measurement unit.
REFERENCES:
patent: 4831362 (1989-05-01), Tsaprazis
patent: 5729133 (1998-03-01), Sakai et al.
Abe Fumiyoshi
Sakai Seiichi
Yoshida Teruyuki
Maioli Jay H.
Snow Walter E.
Sony Corporation
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