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Title:
ROTOR, ELECTRIC MOTOR, FAN, AIR CONDITIONER, AND METHOD FOR MANUFACTURING ROTOR
Document Type and Number:
WIPO Patent Application WO/2020/129123
Kind Code:
A1
Abstract:
This rotor (2) has at least one first permanent magnet (21) and at least one second permanent magnet (22). The at least one first permanent magnet (21) forms part of the outer peripheral surface of the rotor (2) and is magnetized so as to have polar anisotropy. The at least one second permanent magnet (22) is adjacent to the at least one first permanent magnet (21) in the circumferential direction of the rotor (2) and has a magnetic force weaker than the magnetic force of the at least one first permanent magnet (21).

Inventors:
WATANABE TAKANORI (JP)
ASO HIROKI (JP)
Application Number:
PCT/JP2018/046344
Publication Date:
June 25, 2020
Filing Date:
December 17, 2018
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H02K1/27; H02K15/03
Foreign References:
JP2012228072A2012-11-15
JPH0279738A1990-03-20
JP2008245488A2008-10-09
JP2000197288A2000-07-14
JP2001025193A2001-01-26
JP2003052140A2003-02-21
JPS5992759A1984-05-29
JP2010252419A2010-11-04
JP2005045978A2005-02-17
JP2005151757A2005-06-09
Other References:
See also references of EP 3902114A4
Attorney, Agent or Firm:
YAMAGATA Yoichi et al. (JP)
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