Magnetic head device and magnetic disk drive for reading information from or writing information to a medium

Abstract

A magnetic head device for reading information from or writing information to a rotating magnetic recording medium includes a magnetic pole for reading the information from or writing the information to the medium and a slider for supporting the magnetic pole, and moving the magnetic pole on the medium. The slider includes a contact portion for supporting the magnetic pole, and keeping the magnetic pole in contact with the medium, a flying portion positioned above the medium, the flying portion having a first surface where dynamic pressure generated by fluid-flow caused by rotation of the medium, and a connecting member portion having a mass less than that of the flying member, portion, the connection portion connecting between the contact portion and the flying portion.

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