Speaking time keeper

Details Speaking time keeper Speaking time keeper

1974-03-05

1976-05-11

Canney, Vincent P.

Dynamic magnetic information storage or retrieval

Head

Core

179 6TA, 360 12, G11B 1900, G11B 2330

Patent

active

039565971

ABSTRACT:
An apparatus for the listening to words representative of measurements of physical quantities according to which the measurements of said quantities are listened at time intervals controlled by a timer adjustable to operate at chosen time intervals, by means of at least one reading head reading recordings of said measurements, each obtained on the side surface of a revolving record cylinder along a circumferential track, said tracks being spaced away from each other at predetermined equal distances, the reading heads being associated with reproduction circuits.

REFERENCES:
patent: 2138890 (1938-12-01), Solberg
patent: 2862065 (1958-11-01), Franklin
patent: 3023404 (1962-02-01), Dickerson
patent: 3440358 (1969-04-01), Stenby
patent: 3592968 (1971-07-01), Ogawa
patent: 3767864 (1973-10-01), Smith
patent: R21111 (1939-06-01), Franklin

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