Rotor core having slots for receiving permanent magnets

Details Rotor core having slots for receiving permanent magnets Rotor core having slots for receiving permanent magnets

1998-05-13

1999-07-27

Dougherty, Thomas M.

Electrical generator or motor structure

Dynamoelectric

Rotary

310162, 310261, H02K 127

Patent

active

059295473

ABSTRACT:
A rotor for use in an electrical mechanism comprises a core in which there are formed first slots extending in a direction substantially perpendicular to a radius of the core. A plurality of second slots is formed in the core, the second slots extending from respective ends of the first slots, whereby there is provided a plurality of pairs of adjacently disposed second slots. The second slots of each pair extend from different first slots and converge toward one another in a direction toward an outer periphery of the core. Permanent magnets are disposed in the first and second slots.

REFERENCES:
patent: 3840763 (1974-10-01), Baumann et al.
patent: 4476408 (1984-10-01), Honsinger

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