Title:
OUTER ROTOR-TYPE MOTOR
Document Type and Number:
WIPO Patent Application WO/2021/033688
Kind Code:
A1
Abstract:
One aspect of the present invention provides an outer rotor-type motor provide with a rotor having a bottomed cylindrical housing and a shaft provided at the central axis of the rotor. The housing has a disk part in one end side of the shaft, and the disk part has a reference surface and a plurality of protruding sections that radially extend and axially protrude from the reference surface. In the disk part, the plurality of protruding sections are provided so that a combination of at least one group of different angles among the angles formed by the adjacent protruding sections among the plurality of protruding sections is present.
Inventors:
NODA SHINICHI (JP)
SAKUMA YUICHI (JP)
SAKUMA YUICHI (JP)
Application Number:
PCT/JP2020/031142
Publication Date:
February 25, 2021
Filing Date:
August 18, 2020
Export Citation:
Assignee:
NIDEC CORP (JP)
International Classes:
H02K21/22; H02K1/27; H02K5/24
Foreign References:
| JP2005282500A | 2005-10-13 | |||
| JP2006517126A | 2006-07-20 | |||
| JP2008516581A | 2008-05-15 | |||
| JPS6155544B2 | 1986-11-28 |
Attorney, Agent or Firm:
AOYAMA,Kozo (JP)
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