Title:
MOTOR ELEMENT, MOTOR, DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/110372
Kind Code:
A1
Abstract:
A motor element including at least a stator and a rotor, wherein the rotor includes: a first rotor part disposed at the center portion excluding the two end sections of a cylindrical body of the rotor; second rotor parts disposed at each of the two end sections of a cylindrical body of the first rotor part; and back yokes disposed at each of the two end sections of the cylindrical body of the rotor. The first rotor parts include: a plurality of d-axis magnetic flux paths for generating a magnet torque from among the components of a rotation torque generated by the rotating magnetic field from the stator; and a plurality of q-axis magnetic flux paths for generating a reluctance torque from among the components of the rotation torque. The first rotor parts includes first bond magnet parts in at least a part of each of the plurality of d-axis magnetic flux paths. The second rotor parts include a plurality of second bond magnet parts, which are integral with the first bond magnet parts.
Inventors:
OKADA YUKIHIRO
TSUTSUMI SHINICHI
OGAWA TAKASHI
UEDA HIROSHI
YOSHIKAWA YUICHI
TSUTSUMI SHINICHI
OGAWA TAKASHI
UEDA HIROSHI
YOSHIKAWA YUICHI
Application Number:
PCT/JP2017/043719
Publication Date:
June 21, 2018
Filing Date:
December 06, 2017
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
H02K1/27; H02K3/02; H02K3/28; H02K21/16
Domestic Patent References:
WO2016042720A1 | 2016-03-24 |
Foreign References:
JP2016072995A | 2016-05-09 | |||
JP2016152743A | 2016-08-22 | |||
JP2002329628A | 2002-11-15 |
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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