Perpendicular magnetic recording head with side shield and magnetic disk apparatus
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United States of America Patent
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May 1, 2012
Grant Date -
Nov 22, 2007
app pub date -
May 3, 2007
filing date -
May 11, 2006
priority date (Note) -
In Force
status (Latency Note)
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Abstract
According to one embodiment, a perpendicular magnetic recording head includes a main pole which generates a recording magnetic field, a return pole which forms a closed magnetic circuit for the recording magnetic field, and a side shield magnetically spaced from the main pole in a cross-track direction in which a point on a trailing edge of the side shield which is closest to the main pole is positioned on a leading side of a trailing edge of the main pole.
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