GB2206002B - Electric motor with improved magnetic balance - Google Patents

Electric motor with improved magnetic balance

Info

Publication number
GB2206002B
GB2206002B GB8813391A GB8813391A GB2206002B GB 2206002 B GB2206002 B GB 2206002B GB 8813391 A GB8813391 A GB 8813391A GB 8813391 A GB8813391 A GB 8813391A GB 2206002 B GB2206002 B GB 2206002B
Authority
GB
United Kingdom
Prior art keywords
electric motor
improved magnetic
magnetic balance
balance
improved
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.)
Expired - Lifetime
Application number
GB8813391A
Other languages
English (en)
Other versions
GB2206002A (en
GB8813391D0 (en
Inventor
Hitoshi Yamaguchi
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.)
Mabuchi Motor Co Ltd
Original Assignee
Mabuchi Motor Co Ltd
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 Mabuchi Motor Co Ltd filed Critical Mabuchi Motor Co Ltd
Publication of GB8813391D0 publication Critical patent/GB8813391D0/en
Publication of GB2206002A publication Critical patent/GB2206002A/en
Application granted granted Critical
Publication of GB2206002B publication Critical patent/GB2206002B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
    • H02K23/40—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors characterised by the arrangement of the magnet circuits
    • H02K23/42—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors characterised by the arrangement of the magnet circuits having split poles, i.e. zones for varying reluctance by gaps in poles or by poles with different spacing of the air gap
    • 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
    • H02K1/24—Rotor cores with salient poles ; Variable reluctance rotors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
GB8813391A 1987-06-19 1988-06-07 Electric motor with improved magnetic balance Expired - Lifetime GB2206002B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987094445U JPH0424766Y2 (US07943777-20110517-C00090.png) 1987-06-19 1987-06-19

Publications (3)

Publication Number Publication Date
GB8813391D0 GB8813391D0 (en) 1988-07-13
GB2206002A GB2206002A (en) 1988-12-21
GB2206002B true GB2206002B (en) 1991-11-13

Family

ID=14110459

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8813391A Expired - Lifetime GB2206002B (en) 1987-06-19 1988-06-07 Electric motor with improved magnetic balance

Country Status (5)

Country Link
US (1) US4881002A (US07943777-20110517-C00090.png)
JP (1) JPH0424766Y2 (US07943777-20110517-C00090.png)
CN (1) CN1015080B (US07943777-20110517-C00090.png)
GB (1) GB2206002B (US07943777-20110517-C00090.png)
HK (1) HK83094A (US07943777-20110517-C00090.png)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4918346A (en) * 1987-06-26 1990-04-17 Hitachi, Ltd. Low ripple-torque permanent magnet brushless motor
DE8807530U1 (de) * 1988-06-09 1988-09-22 Papst-Motoren GmbH & Co KG, 7742 St Georgen Kollektorloser Außenläufermotor
JP3493865B2 (ja) * 1995-12-27 2004-02-03 アイシン・エィ・ダブリュ株式会社 モータ
JP3234791B2 (ja) * 1997-03-06 2001-12-04 マブチモーター株式会社 小型モータ
FR2784815B1 (fr) * 1998-10-20 2001-06-08 Valeo Equip Electr Moteur Machine electrique tournante, en particulier alternateur de vehicule automobile, possedant des moyens perfectionnes de reduction de bruit
JP3574581B2 (ja) * 1999-01-29 2004-10-06 マブチモーター株式会社 小型モータ
JP3519983B2 (ja) * 1999-04-07 2004-04-19 マブチモーター株式会社 小型モータ及びその製造方法
JP3887342B2 (ja) * 2003-04-03 2007-02-28 ミネベア株式会社 比例ロータリートルカー
KR100629869B1 (ko) * 2004-05-25 2006-09-29 엘지전자 주식회사 유니버설 모터의 로터 슬롯구조
JP4797399B2 (ja) * 2005-02-25 2011-10-19 ミツミ電機株式会社 モータ
DE102008000624A1 (de) * 2008-03-12 2009-09-17 Robert Bosch Gmbh Elektrische Maschine mit einem Rotor, sowie Verfahren zum Betreiben der elektrischen Maschine
JP2010246197A (ja) * 2009-04-02 2010-10-28 Mabuchi Motor Co Ltd 磁極コア及び磁極コアを用いた直流電動機
JP5403794B2 (ja) * 2009-05-14 2014-01-29 東京パーツ工業株式会社 小型モータ
JP5707863B2 (ja) * 2010-10-29 2015-04-30 株式会社明電舎 電動機のロータ構造
US8558489B2 (en) 2010-12-02 2013-10-15 Raytheon Company Micro motor
DE102014110439A1 (de) * 2014-07-24 2016-01-28 Thyssenkrupp Presta Teccenter Ag Rotor für einen Elektromotor
KR101655161B1 (ko) * 2014-11-24 2016-09-07 현대자동차 주식회사 계자권선형 구동모터의 회전자

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB382874A (en) * 1931-04-20 1932-11-03 Bosch Robert Improvements in or relating to electrical motors
GB2005482A (en) * 1977-09-14 1979-04-19 Sony Corp Brushless motors

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3064150A (en) * 1957-05-23 1962-11-13 Emi Ltd Electric motors
JPS5032502U (US07943777-20110517-C00090.png) * 1973-07-17 1975-04-09
GB1603969A (en) * 1977-05-26 1981-12-02 Matsushita Electric Ind Co Ltd Rotary electrical machine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB382874A (en) * 1931-04-20 1932-11-03 Bosch Robert Improvements in or relating to electrical motors
GB2005482A (en) * 1977-09-14 1979-04-19 Sony Corp Brushless motors

Also Published As

Publication number Publication date
JPS6425853U (US07943777-20110517-C00090.png) 1989-02-14
CN1015080B (zh) 1991-12-11
CN1030165A (zh) 1989-01-04
GB2206002A (en) 1988-12-21
JPH0424766Y2 (US07943777-20110517-C00090.png) 1992-06-11
US4881002A (en) 1989-11-14
GB8813391D0 (en) 1988-07-13
HK83094A (en) 1994-08-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19990607