HK1036697A1 - Rotor of small-sized motor - Google Patents

Rotor of small-sized motor

Info

Publication number
HK1036697A1
HK1036697A1 HK01107462A HK01107462A HK1036697A1 HK 1036697 A1 HK1036697 A1 HK 1036697A1 HK 01107462 A HK01107462 A HK 01107462A HK 01107462 A HK01107462 A HK 01107462A HK 1036697 A1 HK1036697 A1 HK 1036697A1
Authority
HK
Hong Kong
Prior art keywords
rotor
small
sized motor
sized
motor
Prior art date
Application number
HK01107462A
Other languages
English (en)
Inventor
Junji Sato
Yousuke Sakakibara
Hiroshi Ikeda
Eigou Hashimoto
Eikichi Sashida
Hideharu Miyauchi
Original Assignee
Citizen Watch 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
Priority claimed from JP10113043A external-priority patent/JPH11304956A/ja
Priority claimed from JP10249376A external-priority patent/JP2000083335A/ja
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of HK1036697A1 publication Critical patent/HK1036697A1/xx

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
    • H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
    • 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
    • H02K1/2726—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
    • H02K1/2733—Annular magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
HK01107462A 1998-04-23 2001-10-26 Rotor of small-sized motor HK1036697A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP10113043A JPH11304956A (ja) 1998-04-23 1998-04-23 電子時計用ロータおよびその製造方法
JP10249376A JP2000083335A (ja) 1998-09-03 1998-09-03 電子時計用ロータおよびその製造方法
PCT/JP1999/002189 WO1999054986A1 (fr) 1998-04-23 1999-04-23 Rotor de moteur de petite taille

Publications (1)

Publication Number Publication Date
HK1036697A1 true HK1036697A1 (en) 2002-01-11

Family

ID=26452074

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01107462A HK1036697A1 (en) 1998-04-23 2001-10-26 Rotor of small-sized motor

Country Status (5)

Country Link
US (1) US6677692B1 (xx)
EP (1) EP1075073B1 (xx)
CN (1) CN1251381C (xx)
HK (1) HK1036697A1 (xx)
WO (1) WO1999054986A1 (xx)

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JP4689058B2 (ja) * 2001-02-16 2011-05-25 キヤノン株式会社 リニアモータ、ステージ装置および露光装置ならびにデバイス製造方法
US6664689B2 (en) * 2001-08-06 2003-12-16 Mitchell Rose Ring-shaped motor core with toroidally-wound coils
JP2006519581A (ja) 2003-02-26 2006-08-24 ローベルト　ボツシユ　ゲゼルシヤフト　ミツト　ベシユレンクテル　ハフツング 永久磁石を備えた電気機械
JP4487173B2 (ja) * 2003-09-19 2010-06-23 株式会社安川電機 マイクロサーボモータ用回転子およびこの回転子を備えたマイクロサーポモータ
DE10348394A1 (de) * 2003-10-17 2005-06-02 Robert Bosch Gmbh Rotor für eine elektrische Maschine mit verbesserter Temperaturbeständigkeit
MY142406A (en) * 2004-03-29 2010-11-30 Shinetsu Chemical Co Layered product
US7723894B2 (en) * 2004-12-20 2010-05-25 General Electric Company Electrical machine with improved loss characteristics and method of making same
US7772948B2 (en) * 2006-07-31 2010-08-10 Oracle America, Inc. Self-clinching magnet
FI122122B (fi) * 2007-12-11 2011-08-31 Abb Oy Kestomagneettiyksikkö sähkökoneeseen, menetelmä kestomagneettiyksiköiden asentamiseksi ja sähkökoneen roottori
EP2072826B1 (de) * 2007-12-17 2015-10-14 Grundfos Management A/S Rotor für einem Spaltrohrmotor
US7781932B2 (en) * 2007-12-31 2010-08-24 General Electric Company Permanent magnet assembly and method of manufacturing same
DE102009057067B4 (de) * 2009-12-04 2014-01-09 Compact Dynamics Gmbh Mit Permanentmagneten erregte elektrische Maschine
US8853908B2 (en) * 2010-02-27 2014-10-07 Mbs Engineering, Llc Magnet rotor assembly including a vacuum impregnated bonded magnet having increased crush strength at high temperatures
GB201014074D0 (en) 2010-08-24 2010-10-06 Dyson Technology Ltd Rotor for an electrical machine
GB201014073D0 (en) 2010-08-24 2010-10-06 Dyson Technology Ltd Rotor core assembly
GB2485149B (en) 2010-11-02 2014-11-05 Dyson Technology Ltd Method of manufacturing a magnet assembly
JP2014007278A (ja) * 2012-06-25 2014-01-16 Jtekt Corp 磁石の製造方法および磁石
US9753433B2 (en) 2014-09-12 2017-09-05 Seiko Instruments Inc. Mechanical component, movement, and timepiece
CN108768104B (zh) * 2018-04-08 2023-09-19 浙江禾川科技股份有限公司 一种在电机轴上贴环形磁铁的装置
TWI680627B (zh) * 2018-08-14 2019-12-21 大陸商佛山市建準電子有限公司 馬達之轉子

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Also Published As

Publication number Publication date
WO1999054986A1 (fr) 1999-10-28
EP1075073B1 (en) 2013-01-02
EP1075073A1 (en) 2001-02-07
EP1075073A4 (en) 2001-10-24
CN1251381C (zh) 2006-04-12
US6677692B1 (en) 2004-01-13
CN1298567A (zh) 2001-06-06

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