Disk for magnetic recording

Details Disk for magnetic recording Disk for magnetic recording

1988-07-05

1991-02-05

Thibodeau, Paul J.

Stock material or miscellaneous articles

Circular sheet or circular blank

Recording medium or carrier

428216, 428332, 428611, 428694, 428900, G11B 2300

Patent

active

049903896

ABSTRACT:
A disk for magnetic recording, including a thin Fe-Cr-Co magnetic wafer for signal recording and a rigid substrate reduces the development of large warps and enlarges the output signals, thereby significantly reducing read-out errors.

REFERENCES:
patent: 4245008 (1981-01-01), Michaelson et al.
patent: 4426265 (1984-01-01), Brunsch et al.
patent: 4636448 (1987-01-01), Morita et al.
patent: 4707417 (1987-11-01), Hayakawa et al.
patent: 4731300 (1988-03-01), Watanabe et al.

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