Magnetic head having a spacer for adjusting a slider height

Details Magnetic head having a spacer for adjusting a slider height Magnetic head having a spacer for adjusting a slider height

1997-07-29

1999-05-25

Evans, Jefferson

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Drum record

360104, G11B 558

Patent

active

059074574

ABSTRACT:
In a magnetic head for writing/reading a magnetic disk comprising sliders (15, 16) having sliding surfaces which are brought into contact with a surface of the magnetic disk so as to slide relatively to the magnetic disk and a spacer (20) for adjusting height of the sliders (15, 16), each of the sliders (15, 16) is formed from a nonmagnetic material consisting of calcium titanate, and the spacer (20) is formed from a ferrite-group magnetic material, the ferrite-group magnetic material being selected to have substantially the same coefficient of thermal expansion as that of the nonmagnetic material.

REFERENCES:
patent: 5485336 (1996-01-01), Matsunaga
patent: 5572490 (1996-11-01), Kazama
patent: 5576912 (1996-11-01), Mitsumata et al.
patent: 5796556 (1998-08-01), Boutaghou

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