Alternating current rotating electric machine

Details Alternating current rotating electric machine Alternating current rotating electric machine

1977-12-13

1980-02-12

Duggan, Donovan F.

Electrical generator or motor structure

Dynamoelectric

Rotary

310162, 310163, H02K 2108

Patent

active

041885546

ABSTRACT:
An alternating current rotating electric machine having a permanent magnet rotor comprising a generally cylindrical body of magnetic material having a plurality of regularly spaced, inwardly extending slots formed around its circumference so as to define pole-pieces therebetween connected by magnetic material of the body at the base of the slots, and a plurality of permanent magnets which are located in said slots so as to induce poles of alternate polarity in the pole-pieces, the central axes of the slots being uniformly inclined relative to respective radii of the body which pass through the centers of the outer open ends of the slots, and the magnetic axes of the magnets extending transversely of the respective central axes of the slots.

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