Abrading – Precision device or process - or with condition responsive... – Computer controlled
Reexamination Certificate
2011-03-29
2011-03-29
Hail, III, Joseph J (Department: 3723)
Abrading
Precision device or process - or with condition responsive...
Computer controlled
C451S008000, C451S011000, C451S029000, C451S030000, C451S387000, C451S405000
Reexamination Certificate
active
07914362
ABSTRACT:
Embodiments of the present invention pertain to a evaluating the quality of a lapping plate. In one embodiment, information that indicates the quality of a lapping plate is received while the lapping plate is being used to lap a slider, and the information is used to evaluate the quality of the lapping plate while the lapping plate is being used to lap the slider.
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Appl. Phys. A 77,923-932 (2003) “On the advanced lapping process in the precision finishin of thin-film magnetic recording heads for rigid disc drives”.
IEEE Mag-37 n.2, pp. 974.ff “The effect of Lapping Method on the Thermal Reliability of a GMR Head Based on Black's Equation”.
IEEE Mag-37 n.4, pp. 1713.ff “Resistance Measurement of GMR Heads as a Magnetic Performance Indicator”.
Bunch Richard Dale
Crawforth Linden James
Padilla Eduardo
Wu Xiao Z.
Hail, III Joseph J
Hitachi Global Storage Technologies - Netherlands B.V.
Scruggs Robert
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