JPS6477449A - Rotor structure for synchronous motor - Google Patents

Rotor structure for synchronous motor

Info

Publication number
JPS6477449A
JPS6477449A JP62230939A JP23093987A JPS6477449A JP S6477449 A JPS6477449 A JP S6477449A JP 62230939 A JP62230939 A JP 62230939A JP 23093987 A JP23093987 A JP 23093987A JP S6477449 A JPS6477449 A JP S6477449A
Authority
JP
Japan
Prior art keywords
rotor core
end plate
protruding
rotor
outside
Prior art date
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
JP62230939A
Other languages
English (en)
Inventor
Hiroyuki Uchida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fanuc Corp
Original Assignee
Fanuc Corp
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 by Fanuc Corp filed Critical Fanuc Corp
Priority to JP62230939A priority Critical patent/JPS6477449A/ja
Priority to EP88908321A priority patent/EP0333871B1/en
Priority to KR1019890700854A priority patent/KR920000500B1/ko
Priority to DE3888826T priority patent/DE3888826T2/de
Priority to PCT/JP1988/000927 priority patent/WO1989002669A1/ja
Publication of JPS6477449A publication Critical patent/JPS6477449A/ja
Priority to US07/667,351 priority patent/US5140211A/en
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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/17—Stator cores with permanent magnets
    • 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
    • H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
    • H02K1/2773—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect consisting of tangentially magnetized radial magnets
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
JP62230939A 1987-09-17 1987-09-17 Rotor structure for synchronous motor Pending JPS6477449A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP62230939A JPS6477449A (en) 1987-09-17 1987-09-17 Rotor structure for synchronous motor
EP88908321A EP0333871B1 (en) 1987-09-17 1988-09-14 Rotor structure of synchronous motor
KR1019890700854A KR920000500B1 (ko) 1987-09-17 1988-09-14 동기 전동기의 로우터 구조
DE3888826T DE3888826T2 (de) 1987-09-17 1988-09-14 Rotoraufbau eines synchronmotors.
PCT/JP1988/000927 WO1989002669A1 (fr) 1987-09-17 1988-09-14 Structure de rotor pour moteur synchrone
US07/667,351 US5140211A (en) 1987-09-17 1991-01-24 Rotor structure of a synchronous motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62230939A JPS6477449A (en) 1987-09-17 1987-09-17 Rotor structure for synchronous motor

Publications (1)

Publication Number Publication Date
JPS6477449A true JPS6477449A (en) 1989-03-23

Family

ID=16915671

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62230939A Pending JPS6477449A (en) 1987-09-17 1987-09-17 Rotor structure for synchronous motor

Country Status (5)

Country Link
EP (1) EP0333871B1 (ja)
JP (1) JPS6477449A (ja)
KR (1) KR920000500B1 (ja)
DE (1) DE3888826T2 (ja)
WO (1) WO1989002669A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040044027A (ko) * 2002-11-20 2004-05-27 엘지전자 주식회사 밀폐형 회전식 압축기용 전동기의 자석고정구조

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7205695B2 (en) 1998-04-21 2007-04-17 Drs Power & Control Technologies, Inc. High speed rotor
US6700288B2 (en) * 2001-08-15 2004-03-02 Drs Power & Control Technologies, Inc. High speed rotor
TWI580158B (zh) * 2016-01-08 2017-04-21 Taiwan Electric Motor Co Ltd 同步馬達之轉子的結構
DE102023125444A1 (de) * 2023-09-20 2025-03-20 Festo Se & Co. Kg Kern eines Läufers einer permanentmagneterregten Synchronmaschine sowie Läufer einer permanentmagneterregten Synchronmaschine

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58151858A (ja) * 1982-03-04 1983-09-09 Fanuc Ltd 同期モ−タ
JPS59169355A (ja) * 1983-03-12 1984-09-25 Shinko Electric Co Ltd 永久磁石を有する回転子機構
JPS6051752B2 (ja) * 1979-07-24 1985-11-15 工業技術院長 点字認識装置
JPS60255051A (ja) * 1984-05-08 1985-12-16 ダルヤフノ・ストパンスコ・オベデイネニエ“エルプロム” 電気機器の誘導子
JPS617274B2 (ja) * 1978-11-01 1986-03-05 Omron Tateisi Electronics Co
JPS61199448A (ja) * 1985-02-28 1986-09-03 Fanuc Ltd 永久磁石界磁回転子組立体

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2062938A (en) * 1934-11-29 1936-12-01 Ernst Gross Permanent magnet for small electrical machines
JPS518509A (ja) * 1974-07-10 1976-01-23 Hitachi Metals Ltd
JPS5959054A (ja) * 1982-09-27 1984-04-04 Fanuc Ltd 永久磁石界磁回転子構造
JPS59194652A (ja) * 1983-04-20 1984-11-05 Fanuc Ltd 永久磁石同期電動機の回転子
FR2578116B1 (fr) * 1985-02-28 1987-04-10 Auxilec Machine synchrone a rotor a aimants permanents produisant une induction magnetique orthoradiale
JPS6399749A (ja) * 1986-10-16 1988-05-02 Fanuc Ltd 電動機のロ−タ構造

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS617274B2 (ja) * 1978-11-01 1986-03-05 Omron Tateisi Electronics Co
JPS6051752B2 (ja) * 1979-07-24 1985-11-15 工業技術院長 点字認識装置
JPS58151858A (ja) * 1982-03-04 1983-09-09 Fanuc Ltd 同期モ−タ
JPS59169355A (ja) * 1983-03-12 1984-09-25 Shinko Electric Co Ltd 永久磁石を有する回転子機構
JPS60255051A (ja) * 1984-05-08 1985-12-16 ダルヤフノ・ストパンスコ・オベデイネニエ“エルプロム” 電気機器の誘導子
JPS61199448A (ja) * 1985-02-28 1986-09-03 Fanuc Ltd 永久磁石界磁回転子組立体

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040044027A (ko) * 2002-11-20 2004-05-27 엘지전자 주식회사 밀폐형 회전식 압축기용 전동기의 자석고정구조

Also Published As

Publication number Publication date
DE3888826T2 (de) 1994-08-18
KR920000500B1 (ko) 1992-01-14
EP0333871B1 (en) 1994-03-30
EP0333871A4 (en) 1990-01-08
DE3888826D1 (de) 1994-05-05
EP0333871A1 (en) 1989-09-27
WO1989002669A1 (fr) 1989-03-23
KR890702322A (ko) 1989-12-23

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