Display device utilizing magnetic storage

Recorders – Magnetographic

Patent

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Details

346 21, 360 82, G03G 1900, G01D 1512

Patent

active

039887383

ABSTRACT:
An electromagnetic transducer in the form of a single wire shaped as a one-turn helix records a signal pattern on a web of magnetic material. The portion of the web including the recorded signal pattern thereafter passes opposite a magnetic fluid layer to provide an optical display.

REFERENCES:
patent: 3141170 (1964-07-01), Wilkerson
patent: 3161544 (1964-12-01), Berry
patent: 3370546 (1968-02-01), Muller
patent: 3735416 (1973-05-01), Ott

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