Bi-directional motor drive system

Details Bi-directional motor drive system Bi-directional motor drive system

1974-11-25

1976-05-25

Dobeck, B.

Electricity: motive power systems

Plural, diverse or diversely controlled electric motors

Mechanically coupled in fixed ratio of movement

318267, 318487, H02P 546

Patent

active

039596990

ABSTRACT:
Two electric motors are coupled to each other and to a device which is to be bi-directionally actuated. An associated electrical control circuit comprises switches and delay timers, for energizing the first motor to drive the device in one direction and concurrently drive the second unenergized motor, and then to energize the second motor to drive the device in another direction and concurrently drive the first unenergized motor.

REFERENCES:
patent: 2698394 (1954-12-01), Brown
patent: 2787747 (1957-04-01), Drummond
patent: 2800619 (1957-07-01), Brunt
patent: 2992378 (1961-07-01), Schneider
patent: 2995634 (1961-04-01), Richmond
patent: 3048761 (1962-08-01), Purdy
patent: 3181049 (1965-04-01), Klamp
patent: 3199857 (1965-08-01), Klamp
patent: 3204169 (1965-08-01), Ranson
patent: 3561520 (1971-02-01), Gill
patent: 3771032 (1973-11-01), Hender

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