PERMANENT MAGNET ROTOR AND A METHOD FOR MANUFACTURING A PERMANENT-MAGNET ROTOR
Application 10/CHENP/2007 published 2007-08-17, filed 2007-01-02
The object of the invention is a rotor for a permanent-magnet machine with an outer circumference (10) curved towards the stator of the machine and permanent magnets (20) fitted into openings (18) arranged in the pole piece. According to the invention, the pole piece (9) includes several parallel permanent magnets (20), leaving a neck of material (24) at the edges of the pole piece outside the permanent magnets.
Applicant
1)ABB OY
:STROMBERGINTIE 1, FI-00380 HELSINKI. Finland
Inventor
1)JARVINEN, JUKKA 2)MALMBERG, JUKKA
International Info
Classification: H02K 1/27
Publication Number: WO 2006/003244 A2
Application Date: 2005-07-04
Priority Information
20040931 Finland 2004-07-02