Permanent magnet line start motor having magnets outside the sta

Electrical generator or motor structure – Dynamoelectric – Rotary

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Details

310211, 310261, H02K 2112

Patent

active

055481728

ABSTRACT:
A rotor for use in a line start permanent magnet motor comprises a rotor core having a shaft and including teeth defining slots; a rotor cage, at least a portion of which extends through the slots; and a layer of composite permanent magnet material at least partially coating the rotor core.

REFERENCES:
patent: 2015554 (1935-09-01), Fisher
patent: 2386673 (1945-10-01), Fisher
patent: 2710931 (1955-06-01), Tittel et al.
patent: 3891879 (1975-06-01), Yamada et al.
patent: 4454438 (1984-06-01), Yamashita et al.
patent: 4843271 (1989-06-01), Shah
patent: 4954736 (1990-09-01), Kawamoto et al.

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