Title:
ROTOR FOR BRUSHLESS MOTOR
Document Type and Number:
WIPO Patent Application WO/2015/029387
Kind Code:
A1
Abstract:
A permanent magnet (35) in a rotor core (33) of a rotor (30) has, in an outer wall (350), a first recessed part (61) and a second recessed part (62) for correcting the dynamic balance of the rotor (30). The permanent magnet (35) is a bonded magnet created by molding a mixed material of resin and a magnetic powder, and the first recessed part (61) and the second recessed part (62) are formed when molding the permanent magnet (35). The first recessed part (61) and the second recessed part (62) are formed at both axial-direction ends of the permanent magnet (35).
Inventors:
HIDAKA YUUJI (JP)
OOTAKE MASAYA (JP)
NAGATA KIYOSHI (JP)
OOTAKE MASAYA (JP)
NAGATA KIYOSHI (JP)
Application Number:
PCT/JP2014/004288
Publication Date:
March 05, 2015
Filing Date:
August 21, 2014
Export Citation:
Assignee:
DENSO CORP (JP)
International Classes:
H02K1/27
Domestic Patent References:
| WO2010113765A1 | 2010-10-07 |
Foreign References:
| JP2005110478A | 2005-04-21 | |||
| JPS61262062A | 1986-11-20 | |||
| JPH04168944A | 1992-06-17 | |||
| JP2013017303A | 2013-01-24 | |||
| JP2000270532A | 2000-09-29 |
Attorney, Agent or Firm:
KIN, Junhi (JP)
Gold Junki (JP)
Gold Junki (JP)
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