Sequence control circuit

Details Sequence control circuit Sequence control circuit

1974-10-18

1977-03-29

Scott, James B.

Electrical transmission or interconnection systems

Plural load circuit systems

Selectively connected or controlled load circuits

H02J 100, H02J 300

Patent

active

040151387

ABSTRACT:
A sequence control circuit makes use of a stepping switch to progress the steps of an automatically controlled apparatus. The switch steps as limit switches operate to conclude each stage of the sequence and proving switches, in series with the limit switches, operate to complete sub-circuits and prove the state of the circuit as satisfactory.

REFERENCES:
patent: 1767862 (1930-06-01), Stehlik
patent: 2137507 (1938-11-01), Ostline
patent: 2802153 (1957-08-01), Bonn
patent: 2963628 (1960-12-01), Ostland
patent: 2968746 (1961-01-01), Flan et al.
patent: 3110776 (1963-11-01), Hogan et al.
patent: 3371198 (1968-02-01), Greening
patent: 3747620 (1973-07-01), Kah, Jr.
patent: 3863079 (1975-01-01), Calabrese et al.

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