System for driving a motor

Details System for driving a motor System for driving a motor

1986-02-05

1988-02-09

Dobeck, Benjamin

Electricity: motive power systems

Braking

Automatic and/or with time-delay means

318245, 318345R, H02P 516

Patent

active

047243678

ABSTRACT:
A system for driving a motor, comprising a DC power supply source, a chopper apparatus switching voltage of the DC source to convert it into predetermined voltage and a shunt DC motor, wherein an armature and a field winding are connected in series and both ends of the series circuit are connected to the positive and negative terminals of the DC source and at the same time voltage at the junction point between the armature and the field is controlled by the chopper apparatus, is provided.

REFERENCES:
patent: 2298735 (1942-10-01), Gray
patent: 2799818 (1957-07-01), Brown
patent: 3302088 (1967-01-01), Wigington
patent: 3305716 (1967-02-01), Wigington
patent: 3466522 (1969-09-01), Cushing, Jr.
patent: 3524120 (1970-08-01), Brown
patent: 3562618 (1971-02-01), Tsergas
patent: 3906317 (1975-09-01), Narita
patent: 3980936 (1976-09-01), Wright
patent: 4334177 (1982-06-01), Lund

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