Electronic time signalling device

Details Electronic time signalling device Electronic time signalling device

1976-11-03

1978-03-21

Miller, Jr., Stanely D.

Electrical transmission or interconnection systems

Nonlinear reactor systems

Parametrons

307293, 235 92T, 328 48, 328 72, G01R 2902, H03K 1700, H03K 500

Patent

active

040805751

ABSTRACT:
A time signalling device which includes a clock for generating an actual time signal, a time preset circuit for presetting a time to be signalled, a comparator for comparing the actual time with the preset time and producing an output signal when coincidence occurs.

REFERENCES:
patent: 2970226 (1961-01-01), Skelton et al.
patent: 3137818 (1964-06-01), Clapper
patent: 3621403 (1971-11-01), Seiy
patent: 3629710 (1971-12-01), Durland
patent: 3646371 (1972-02-01), Flad
patent: 3909620 (1975-09-01), Matsuda et al.
patent: 3939361 (1976-02-01), Aidala
patent: 4001699 (1977-01-01), Denny et al.

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