STATOR AND ROTATING ELECTRIC MACHINE

Title:

STATOR AND ROTATING ELECTRIC MACHINE

Document Type and Number:

WIPO Patent Application WO/2011/089685

Kind Code:

A1

Abstract:

Provided is a stator that makes it possible to reduce iron loss and ensure the joint strength of divided stator cores. A substantially hollow cylindrical stator (140) comprises: a plurality of divided stator cores (141) disposed adjacent to each other in a circumferential direction (DR1) of the stator (140) and having an outer surface (142) on the outside in a radial direction (DR2) of the stator (140); and the same number of curved members (151) as the divided stator cores (141), said curved members extending in the circumferential direction (DR1), having a projecting portion (154) curved outward toward the outer surface (142), contacting the outer surface (142) and pressing the outer surface (142) inward in the radial direction (DR2) of the stator (140).

Inventors:

ENDO YASUHIRO (JP)
OKUMURA MASAO (JP)

Application Number:

PCT/JP2010/050527

Publication Date:

July 28, 2011

Filing Date:

January 19, 2010

Export Citation:

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Assignee:

TOYOTA MOTOR CO LTD (JP)
ENDO YASUHIRO (JP)
OKUMURA MASAO (JP)

International Classes:

H02K1/18

Foreign References:

JP2003264944A	2003-09-19
JP2008312304A	2008-12-25
JP2009291003A	2009-12-10
JP2007259581A	2007-10-04
JPH11341717A	1999-12-10
JP2005051941A	2005-02-24
JP2009118634A	2009-05-28
JP2009153268A	2009-07-09
JP2007259581A	2007-10-04

Other References: