Dynamic magnetic information storage or retrieval – Head – Core
Patent
1975-01-10
1976-04-20
Cook, Daryl W.
Dynamic magnetic information storage or retrieval
Head
Core
360101, 274 13R, G11B 300, G11B 2102, G11B 1706
Patent
active
039521702
ABSTRACT:
Miniature apparatus for reproducing sound from a stationary record which comprises a base and a main shaft mounted on the base. A disc-like member is rotatably mounted on the main shaft and means is carried by the base for rotating the disc-like member. A cartridge having a stylus therein adapted to engage the record is provided. An arm assembly carries the cartridge in one end thereof and means is provided for mounting the arm assembly on the disc-like member to permit swinging motion of the arm assembly about horizontal and vertical pivot axes. The disc-like member has an arcuate slot therein through which the stylus can extend to engage the record.
REFERENCES:
patent: 3210082 (1965-10-01), Murata
patent: 3224782 (1965-10-01), Isemura
patent: 3281153 (1966-10-01), Logan
patent: 3322427 (1967-05-01), Fujimoto
patent: 3369813 (1968-02-01), Nagashima et al.
patent: 3633186 (1972-01-01), Lynott et al.
patent: 3821812 (1974-06-01), Kato
Irvin Ronald D.
Runyan Steven Richard
Cook Daryl W.
Montron Corporation
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