JPWO2023067721A1 - - Google Patents

Info

Publication number
JPWO2023067721A1
JPWO2023067721A1 JP2023554147A JP2023554147A JPWO2023067721A1 JP WO2023067721 A1 JPWO2023067721 A1 JP WO2023067721A1 JP 2023554147 A JP2023554147 A JP 2023554147A JP 2023554147 A JP2023554147 A JP 2023554147A JP WO2023067721 A1 JPWO2023067721 A1 JP WO2023067721A1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2023554147A
Other languages
Japanese (ja)
Other versions
JPWO2023067721A5 (https=
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPWO2023067721A1 publication Critical patent/JPWO2023067721A1/ja
Publication of JPWO2023067721A5 publication Critical patent/JPWO2023067721A5/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/278—Surface mounted magnets; Inset magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K16/00—Machines with more than one rotor or stator
    • H02K16/02—Machines with one stator and two or more rotors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
    • H02K2201/06—Magnetic cores, or permanent magnets characterised by their skew
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
JP2023554147A 2021-10-20 2021-10-20 Pending JPWO2023067721A1 (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/038744 WO2023067721A1 (ja) 2021-10-20 2021-10-20 回転子、回転電機、および電動パワーステアリング装置

Publications (2)

Publication Number Publication Date
JPWO2023067721A1 true JPWO2023067721A1 (https=) 2023-04-27
JPWO2023067721A5 JPWO2023067721A5 (https=) 2024-02-09

Family

ID=86057996

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023554147A Pending JPWO2023067721A1 (https=) 2021-10-20 2021-10-20

Country Status (5)

Country Link
US (1) US20240429760A1 (https=)
EP (1) EP4422035A4 (https=)
JP (1) JPWO2023067721A1 (https=)
CN (1) CN118044100A (https=)
WO (1) WO2023067721A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010206939A (ja) * 2009-03-03 2010-09-16 Nsk Ltd ブラシレスモータ用ロータ、ブラシレスモータ及び電動パワーステアリング装置、並びにブラシレスモータ用ロータの製造方法
JP2014209847A (ja) * 2014-07-09 2014-11-06 三菱電機株式会社 永久磁石型回転電機及びそれを用いた電動パワーステアリング装置
WO2017212575A1 (ja) * 2016-06-08 2017-12-14 三菱電機株式会社 永久磁石モータ
US20200136447A1 (en) * 2016-03-02 2020-04-30 Lg Innotek Co., Ltd. Rotor and motor comprising same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2615779B2 (ja) * 1988-03-14 1997-06-04 トヨタ自動車株式会社 回転界磁形モータ
JP3008272U (ja) * 1994-08-26 1995-03-07 株式会社テクノ高槻 磁石ローター
JPH08331782A (ja) * 1995-05-31 1996-12-13 Meidensha Corp 永久磁石回転電機の回転子
JP5479008B2 (ja) * 2009-09-18 2014-04-23 株式会社ミツバ ブラシレスモータ
JP5720939B2 (ja) 2011-04-02 2015-05-20 日本電産株式会社 ロータユニット、回転電機、およびロータユニットの製造方法
EP2991204B1 (en) * 2013-04-22 2019-11-20 Mitsubishi Electric Corporation Permanent magnet type motor
WO2015118682A1 (ja) * 2014-02-10 2015-08-13 三菱電機株式会社 回転子
JP6157652B2 (ja) * 2014-02-17 2017-07-05 三菱電機株式会社 永久磁石型モータ
WO2018139791A1 (ko) * 2017-01-24 2018-08-02 엘지이노텍 주식회사 모터
KR102682608B1 (ko) * 2018-09-28 2024-07-09 엘지이노텍 주식회사 모터
KR102939064B1 (ko) * 2019-08-19 2026-03-13 엘지이노텍 주식회사 모터

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010206939A (ja) * 2009-03-03 2010-09-16 Nsk Ltd ブラシレスモータ用ロータ、ブラシレスモータ及び電動パワーステアリング装置、並びにブラシレスモータ用ロータの製造方法
JP2014209847A (ja) * 2014-07-09 2014-11-06 三菱電機株式会社 永久磁石型回転電機及びそれを用いた電動パワーステアリング装置
US20200136447A1 (en) * 2016-03-02 2020-04-30 Lg Innotek Co., Ltd. Rotor and motor comprising same
WO2017212575A1 (ja) * 2016-06-08 2017-12-14 三菱電機株式会社 永久磁石モータ

Also Published As

Publication number Publication date
CN118044100A (zh) 2024-05-14
EP4422035A4 (en) 2024-12-18
EP4422035A1 (en) 2024-08-28
US20240429760A1 (en) 2024-12-26
WO2023067721A1 (ja) 2023-04-27

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