Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record
Patent
1974-12-04
1976-06-01
Eddleman, Alfred H.
Dynamic magnetic information storage or retrieval
Record transport with head stationary during transducing
Drum record
116124D, G11B 2108
Patent
active
039613739
ABSTRACT:
A magnetic tape player for playing multi-track tapes includes a head positioning cam movable in accordance with the track changing operation of the player. An indicator lever arm has a cam follower abutting the cam and is pivoted to different positions by rotation of the cam. The lever arm is connected by a flexible cord to a track indicator body urged in one direction by means of a spring, so that the track indicating body is moved to different positions indicative of the selected track as the lever arm is moved by the head positioning cam.
REFERENCES:
patent: 3477725 (1969-11-01), Housman
patent: 3544114 (1970-12-01), Malone
patent: 3647986 (1972-03-01), Lace et al.
patent: 3827082 (1974-06-01), Ban
Alps Motorola Inc.
Eddleman Alfred H.
Gillman James W.
Lisa Donald J.
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