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Title:
STATOR CORE, MOTOR EMPLOYING IT AND ITS MANUFACTURING PROCESS
Document Type and Number:
Japanese Patent JP2007074841
Kind Code:
A
Abstract:

To enhance the output of a motor by raising the space factor of winding as compared with prior art.

The stator core includes a powder core portion 24b produced by compression molding magnetic powder coated with an insulating film wherein at least a part of the powder core portion 24b constitutes at least a part of winding slot portion B for applying a winding, and the powder core portion 24b is provided with a winding guide groove 40 for preventing deviation of the winding along the extending direction of the winding slot portion B.


Inventors:
ENDO YASUHIRO
MIZUTANI RYOJI
TATEMATSU KAZUTAKA
Application Number:
JP2005260370A
Publication Date:
March 22, 2007
Filing Date:
September 08, 2005
Export Citation:
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Assignee:
TOYOTA MOTOR CORP
International Classes:
H02K1/18; H02K1/02; H02K1/04; H02K1/16
Domestic Patent References:
JPH11299132A1999-10-29
JP2004364402A2004-12-24
JP2002369418A2002-12-20
JPH10174378A1998-06-26
JP2002010556A2002-01-11
JP2004140964A2004-05-13
Attorney, Agent or Firm:
Kenji Yoshida
Jun Ishida