发明授权
US06801391B2 Magnetic head with ferrite between nonmagnetic portions and a nonmagnetic gap 失效
磁头与非磁性部分之间的铁素体和非磁性间隙

Magnetic head with ferrite between nonmagnetic portions and a nonmagnetic gap
摘要:
There is provided a magnetic head formed with a pair of magnetic core halves fitted to abut on each other having a nonmagnetic gap therebetween and having a slide contact plane for slide contact with a magnetic recording medium on which an end face of the nonmagnetic gap and the magnetic core halves. In the magnetic head, a nonmagnetic portion formed by filling a glass material is provided at an end portion of the slide contact plane outer than the end face of the magnetic core halves on the slide contact plane. The inventive magnetic head realizes less volume of magnetic body while solving problems in mechanical strength of the magnetic head or in compatibility to a conventional head. Accordingly, a magnetic head with excellent head performance without decreasing productivity can be obtained.
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