Universal and D.C. motors with improved field structure for port

Electrical generator or motor structure – Dynamoelectric – Rotary

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Details

310258, H02K 714

Patent

active

039809099

ABSTRACT:
A small motor, for either universal or D. C. applications and useful in the fractional horsepower range, is described. The motor includes a wound armature, commutator and brushes, and a two pole wound field. The motor may be of the series, shunt or compound type. An improved field structure which utilizes an improved cross sectional shape is disclosed.

REFERENCES:
patent: 2095956 (1957-10-01), Bess
patent: 2136301 (1938-11-01), Hoddy
patent: 2298388 (1942-10-01), Knobel
patent: 2532823 (1950-12-01), Schumann
patent: 2792512 (1957-05-01), Koch
patent: 2939021 (1960-05-01), Gilchrist
patent: 2987636 (1961-06-01), Jepson
patent: 3119942 (1964-01-01), Luther
patent: 3121813 (1964-02-01), Pratt
patent: 3304358 (1967-02-01), De Jean

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