Three-phase brushless motors with half-wave control

Electrical generator or motor structure – Dynamoelectric – Rotary

Patent

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Details

310 67R, 310179, 310254, H02K 2112

Patent

active

052332500

ABSTRACT:
The motor includes a rotor with an angular array of 2n permanent magnets with a predetermined pole pitch, in which alternate magnets have opposite polarities but the same angular extent substantially equal to 2/3 of the pole pitch.

REFERENCES:
patent: 4311933 (1982-01-01), Riggs et al.
patent: 4358693 (1982-11-01), Palmer
patent: 4549121 (1985-10-01), Gale
patent: 4845411 (1989-07-01), Smith
patent: 4874975 (1989-10-01), Hertrich
patent: 4882511 (1989-11-01), von der Heide
patent: 4987329 (1991-01-01), Schmidt
patent: 5047680 (1991-09-01), Torok
patent: 5059875 (1991-10-01), De Salme

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