Title:
ROTATING ELECTRIC MACHINE
Document Type and Number:
WIPO Patent Application WO/2017/135054
Kind Code:
A1
Abstract:
A rotating electric machine has a stator core, a stator coil, and a cooling portion. The stator core has a yoke portion and a plurality of tooth portions and surrounds the outer circumference of a rotor. Each of the tooth portions has an end portion projecting to the radial direction inside from the inner circumferential surface of the yoke portion toward the central axis line of the rotor. The stator coil comprises a plurality of phase coil portions in which conductor wires are wound on the stator core. The cooling portion is provided apart from the stator core and makes contact with the stator coil to cool the stator coil.
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Inventors:
MIYAMA YOSHIHIRO (JP)
ARITA HIDEAKI (JP)
ARITA HIDEAKI (JP)
Application Number:
PCT/JP2017/001765
Publication Date:
August 10, 2017
Filing Date:
January 19, 2017
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H02K9/22; H02K3/24; H02K5/18; H02K9/19
Foreign References:
| JP2013090391A | 2013-05-13 | |||
| JP2008259383A | 2008-10-23 | |||
| JPH08214514A | 1996-08-20 | |||
| JP2007215335A | 2007-08-23 | |||
| JP2015076953A | 2015-04-20 | |||
| JP2012055106A | 2012-03-15 | |||
| JPS4944204A | 1974-04-25 | |||
| JP2009095233A | 2009-04-30 | |||
| JPS471981U | 1972-08-22 |
Attorney, Agent or Firm:
SOGA, Michiharu et al. (JP)
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