Title:
ROTATING ELECTRIC MACHINE AND MANUFACTURING METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2015/001601
Kind Code:
A1
Abstract:
Provided is a high-efficiency rotating electric machine which reduces loss due to harmonic flux. A radially inner rotor slot (4) and a radially outer rotor slot (6) are formed in the radial direction of the rotor core (2) with a radially inner bridge (7) therebetween. An arc-shape curved section (10) convex in the radially inward direction is formed on the radially outer shoulder portion of the radially outer rotor slot (6).
Inventors:
NAKAHARA AKIHITO (JP)
KIKUCHI SATOSHI (JP)
NISHIHAMA KAZUO (JP)
KOKA HIDETOSHI (JP)
MIYOSHI TSUTOMU (JP)
KIKUCHI SATOSHI (JP)
NISHIHAMA KAZUO (JP)
KOKA HIDETOSHI (JP)
MIYOSHI TSUTOMU (JP)
Application Number:
PCT/JP2013/068032
Publication Date:
January 08, 2015
Filing Date:
July 01, 2013
Export Citation:
Assignee:
HITACHI IND EQUIPMENT SYS (JP)
International Classes:
H02K17/18
Domestic Patent References:
| WO2009093345A1 | 2009-07-30 | |||
| WO2012053064A1 | 2012-04-26 |
Foreign References:
| JP2009278701A | 2009-11-26 | |||
| JP2009124879A | 2009-06-04 |
Attorney, Agent or Firm:
The Patent Body Corporate TAKEWA INTERNATIONAL PATENT OFFICE (JP)
Patent business corporation Takekazu international patent firm (JP)
Patent business corporation Takekazu international patent firm (JP)
Download PDF: