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H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02K—DYNAMO-ELECTRIC MACHINES
H02K19/00—Synchronous motors or generators
H02K19/02—Synchronous motors
H02K19/10—Synchronous motors for multi-phase current
H02K19/12—Synchronous motors for multi-phase current characterised by the arrangement of exciting windings, e.g. for self-excitation, compounding or pole-changing
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FR617482D1926-06-121926-06-12Perfectionnements apportés aux machines électriques polyphasées
ExpiredFR617482A
(fr)