Title:
AXIALLY-SPACED PERMANENT MAGNET SYNCHRONOUS MACHINE
Document Type and Number:
Japanese Patent JP2001136721
Kind Code:
A
Abstract:
To provide an axially-spaced permanent magnet synchronous machine which can achieve both high rotational speed and a high efficiency.
Each of rotors 2, 3 comprises a plurality of sector-form coils 11, arranged into a shape of disc and iron cores 12 for each coil 11. A moving member 4 comprises a plurality of sector-form permanent magnets 22 and a plurality of sector-formed iron cores 23. The permanent magnets 22 and the iron cores 23 are arranged alternately into a disc shape. The permanent magnets 22 facing opposite the stators 2, 3 are magnetized alternately in S poles and N poles.
Inventors:
KAWABATA YASUMI
MIURA TETSUYA
FUJI RYUJI
HIRAKO MASARU
SUWA KOJI
GOTO KAZUHIRO
NAGAMATSU SHIGETAKA
MIURA TETSUYA
FUJI RYUJI
HIRAKO MASARU
SUWA KOJI
GOTO KAZUHIRO
NAGAMATSU SHIGETAKA
Application Number:
JP2000210006A
Publication Date:
May 18, 2001
Filing Date:
July 11, 2000
Export Citation:
Assignee:
TOYOTA MOTOR CORP
International Classes:
H02K21/24; H02K1/27; (IPC1-7): H02K21/24; H02K1/27
Attorney, Agent or Firm:
Hironobu Onda