Starting control circuit for a multispeed A.C. motor

Electricity: motive power systems – Induction motor systems – Primary circuit control

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Details

318396, 318786, H02P 144

Patent

active

044531184

ABSTRACT:
This disclosure depicts a starting control circuit for a multispeed alternating current motor having at least two run windings and at least two start windings and a mechanical rotational output. The circuit comprises:

REFERENCES:
patent: 2669683 (1954-02-01), Burdett
patent: 2728038 (1955-12-01), Koch
patent: 3150306 (1964-09-01), Cantonwine
patent: 3237072 (1966-02-01), Cantonwine
patent: 4030009 (1977-06-01), Halsted
patent: 4066937 (1978-01-01), Pfarrer
patent: 4082989 (1978-04-01), Pfarrer
patent: 4263540 (1981-04-01), Brandt et al.
patent: 4348626 (1982-09-01), London
patent: 4388581 (1983-06-01), Bhatnagar

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