Magnetic head, head assembly and magnetic recording/reproducing apparatus and method for manufacturing magnetic head
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United States of America Patent
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Aug 7, 2012
Grant Date -
Aug 19, 2010
app pub date -
Feb 19, 2009
filing date -
Feb 19, 2009
priority date (Note) -
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Abstract
The present invention relates to a magnetic head and particularly to improvement of its recording element. The recording element includes a first magnetic film, a second magnetic film, a coil film, and an insulating film. The first magnetic film has a first pole portion. The second magnetic film has a second pole portion opposed to the first pole portion with a magnetic gap film therebetween and is joined to the first magnetic film at a back gap portion that is located in a rearward position with respect to a medium facing surface. The coil film extends around the back gap portion, and the insulating film encloses the coil film. Moreover, the second magnetic film entirely covers the insulating film.
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