Electric heating – Metal heating – Of cylinders
Patent
1988-02-01
1989-01-31
Paschall, M. H.
Electric heating
Metal heating
Of cylinders
323307, 336170, 310113, H05B 906
Patent
active
048017760
ABSTRACT:
A combined transformer and motor having a continuously energized primary winding producing a continuous output voltage from a transformer winding and a selectively enabled motor shaft rotational output which is selectively actuated by powering a further primary winding, and further having a reduced cross section area in the flux conducting structure of the combined transformer and motor for improving the regulation of the output voltage.
REFERENCES:
patent: 2679595 (1954-05-01), Spencer
patent: 3341723 (1967-09-01), Tourtellot
patent: 3961152 (1976-06-01), Staats
patent: 4096370 (1978-06-01), Duncan
patent: 4104561 (1978-08-01), Iwata
patent: 4121079 (1973-10-01), Harmon
Litton Microwave Cooking Drawing D43363 Revision A.
Fractional and Subfractional Horsepower Electric Motors, Cyril G. Veinott, McGraw-Hill Book Co., 1970, pp. 192-214.
Coleman AC Motors Brochure, pp. 2; 10 and 11, One Page Motor Hang Tag F8000-1 Barber Colman Company.
Microwave Products of America, Inc.
Paschall M. H.
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