Title:
MOTOR AND BLOWER DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/170736
Kind Code:
A1
Abstract:
A blower device is provided with an outer rotor motor and moving blades. The motor is provided with a rotor capable of rotating around a central axis that extends vertically, and a stator that drives the rotor. The rotor comprises a magnet radially opposite the stator and a holding member for holding the magnet. The holding member comprises a top plate extending radially, a cylindrical section extending downward from the radially outer end of the top plate, and a hole connecting the interior and the exterior of the rotor. The hole is provided to a connecting part connecting the upper end of the cylindrical section and the radially outer end of the top plate.
Inventors:
YAMASAKI YUTA (JP)
AOI HIDEKI (JP)
AOI HIDEKI (JP)
Application Number:
PCT/JP2020/003134
Publication Date:
August 27, 2020
Filing Date:
January 29, 2020
Export Citation:
Assignee:
NIDEC CORP (JP)
International Classes:
H02K1/27; H02K21/22
Domestic Patent References:
| WO2018198799A1 | 2018-11-01 |
Foreign References:
| JP2018125920A | 2018-08-09 | |||
| JP2009254205A | 2009-10-29 | |||
| JP2004201450A | 2004-07-15 |
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