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https://drivepatents.com/patents/1101081 · 16 Oct 2002
The present invention relates to a rotor of a rotating electric machine, comprising a plurality of pole masses (230) and a plurality of magnets (270) secured to the pole masses and fixed in housings of the rotor formed between the pole masses, characterize...
https://drivepatents.com/patents/1108765 · 7 Nov 2001
A rotating electrical machine has a rotor (200) with flux concentration and permanent magnets which are located between pole pieces and a stator (100) with wound teeth. The shape of the pole pieces and the magnets are chosen so that the difference Ld-Lq is...