being of the type with a three-phase stator and a rotor fed by constant-frequency AC, e.g. selsyn, magslip

Full Title

Electric signal transmission systems > using dynamo-electric devices > of which both rotor and stator carry windings > being of the type with a three-phase stator and a rotor fed by constant-frequency AC, e.g. selsyn, magslip

Classification Context

Section:

PHYSICS

Class:

SIGNALLING

Subclass:

TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS