Title:
MOTOR
Document Type and Number:
WIPO Patent Application WO/2019/022125
Kind Code:
A1
Abstract:
Disclosed is a motor comprising a rotor including a motor shaft, a stator, an inverter part, a capacitor part, a stator, and a housing, wherein: the housing is a single member including a stator housing part that houses the stator, and an inverter housing part that is located outside the stator housing part in the radial direction and houses the inverter part and the capacitor part; the housing includes a cooling flow path extending along the outer circumference of the stator; the cooling flow path extends in the circumferential direction between the stator housing part and the inverter housing part, and includes a capacitor cooling region overlapping the capacitor part when viewed in the radial direction; and when the center of the capacitor cooling region in the circumferential direction is viewed in the radial direction, the cooling flow path protrudes toward both sides of the capacitor cooling region in the circumferential direction.
Inventors:
OKUHATA YOSHIHISA (JP)
KAJITA KUNIHIRO (JP)
KONAGAYA MIKA (JP)
ITO YOSUKE (JP)
KAJITA KUNIHIRO (JP)
KONAGAYA MIKA (JP)
ITO YOSUKE (JP)
Application Number:
PCT/JP2018/027867
Publication Date:
January 31, 2019
Filing Date:
July 25, 2018
Export Citation:
Assignee:
NIDEC TOSOK CORP (JP)
International Classes:
H02K9/02; H02K5/20; H02K9/19
Foreign References:
| JP2014140276A | 2014-07-31 | |||
| JP2016046913A | 2016-04-04 | |||
| JP2006296103A | 2006-10-26 | |||
| JP2015077019A | 2015-04-20 |
Attorney, Agent or Firm:
KOHO IP LAW (JP)
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