Brushless d.c. dynamoelectric machine having ferrite...

Details Brushless d.c. dynamoelectric machine having ferrite... Brushless d.c. dynamoelectric machine having ferrite...

H - Electricity

02

K

310/78

H02K 1/02 (2006.01) H02K 21/24 (2006.01) H02K 23/54 (2006.01) H02K 29/00 (2006.01)

Patent

CA 1224235

ABSTRACT OF THE DISCLOSURE A dynamoelectric machine which may operate in a motor mode or a generator mode is described wherein substantially the entire magnetic circuit is provided by ferrite material. In one particular embodiment, hard ferrite permanent magnet segments are mounted on a rotor plate while soft ferrite magnet segments with electrical coil windings mounted thereon are provided in a stator spaced apart from the rotor by an air gap. Other embodiments of the concept are described.

474431

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