Magnetic disk

Details Magnetic disk Magnetic disk

1990-08-02

1991-08-27

Cashion, Jr., Merrell C.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

428694, 428900, G11B 724

Patent

active

050432133

ABSTRACT:
A magnetic disc wherein a shielding layer is provided between a recording layer for recording data therein and a substrate to shield electromagnetic waves generated from a magnetic head which records/regenerates data in/from said recording layer.

REFERENCES:
patent: 3516860 (1970-06-01), Simmons
patent: 4277809 (1981-07-01), Fisher et al.
patent: 4629660 (1986-12-01), Sagoi et al.

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