WO2009047895A1 - モータとそれを用いた電子機器 - Google Patents

モータとそれを用いた電子機器 Download PDF

Info

Publication number
WO2009047895A1
WO2009047895A1 PCT/JP2008/002836 JP2008002836W WO2009047895A1 WO 2009047895 A1 WO2009047895 A1 WO 2009047895A1 JP 2008002836 W JP2008002836 W JP 2008002836W WO 2009047895 A1 WO2009047895 A1 WO 2009047895A1
Authority
WO
WIPO (PCT)
Prior art keywords
section
direction parallel
permanent magnet
stator
magnetic pole
Prior art date
Application number
PCT/JP2008/002836
Other languages
English (en)
French (fr)
Inventor
Yuichi Yoshikawa
Hiroshi Murakami
Atsuyoshi Koshiba
Koji Kadowaki
Haruki Kato
Yasuo Kunishige
Original Assignee
Panasonic Corporation
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 Panasonic Corporation filed Critical Panasonic Corporation
Priority to CN2008801107403A priority Critical patent/CN101821928B/zh
Priority to KR1020107005328A priority patent/KR101489024B1/ko
Priority to US12/681,962 priority patent/US8350439B2/en
Publication of WO2009047895A1 publication Critical patent/WO2009047895A1/ja

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
    • H02K1/08—Salient poles
    • 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
    • H02K1/14—Stator cores with salient poles
    • H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
    • 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
    • H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
    • H02K1/187—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to inner stators
    • 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
    • H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
    • H02K21/222—Flywheel magnetos

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Brushless Motors (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)

Abstract

　本モータは、外周部に複数の磁極を第一の所定間隔で配置したステータと、このステータの外周に所定の空隙を介して回転自在に配置され、第二の所定間隔ごとに異極に着磁された永久磁石を有するロータとを備える。このステータの磁極は、磁極基部から永久磁石と平行方向に伸ばした延長部を形成し、この延長部の永久磁石と平行方向の延長長さは、磁極基部の永久磁石と平行方向の長さ以下である。
PCT/JP2008/002836 2007-10-09 2008-10-08 モータとそれを用いた電子機器 WO2009047895A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN2008801107403A CN101821928B (zh) 2007-10-09 2008-10-08 电动机和使用其的电子设备
KR1020107005328A KR101489024B1 (ko) 2007-10-09 2008-10-08 모터와 이를 이용한 전자 기기
US12/681,962 US8350439B2 (en) 2007-10-09 2008-10-08 Brushless DC motor of outer rotor type and electronic device using the same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007263097A JP5104179B2 (ja) 2007-10-09 2007-10-09 モータとそれを用いた電子機器
JP2007-263097 2007-10-09

Publications (1)

Publication Number Publication Date
WO2009047895A1 true WO2009047895A1 (ja) 2009-04-16

Family

ID=40549047

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/002836 WO2009047895A1 (ja) 2007-10-09 2008-10-08 モータとそれを用いた電子機器

Country Status (5)

Country Link
US (1) US8350439B2 (ja)
JP (1) JP5104179B2 (ja)
KR (1) KR101489024B1 (ja)
CN (1) CN101821928B (ja)
WO (1) WO2009047895A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102130561A (zh) * 2010-01-18 2011-07-20 松下电器产业株式会社 电动机和使用电动机的电子设备

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011004467A (ja) * 2009-06-16 2011-01-06 Panasonic Corp モータおよびそれを用いた電子機器
JP2011010452A (ja) * 2009-06-25 2011-01-13 Panasonic Corp モータおよびそれを用いた電子機器
JP2011010451A (ja) * 2009-06-25 2011-01-13 Panasonic Corp モータおよびそれを用いた電子機器
JP2011015598A (ja) * 2009-07-06 2011-01-20 Panasonic Corp モータとそれを用いた電子機器
JP5546169B2 (ja) 2009-07-07 2014-07-09 パナソニック株式会社 モータとそれを用いた電子機器
JP5436191B2 (ja) * 2009-12-21 2014-03-05 Ｎｔｎ株式会社 インホイール型モータ内蔵センサ付き車輪用軸受装置
WO2012081884A2 (ko) * 2010-12-13 2012-06-21 주식회사 아모텍 비정질 자성부품, 이를 이용한 전기모터 및 그 제조방법
US9013086B2 (en) 2012-03-23 2015-04-21 Whirlpool Corporation Stator for an electric motor including separately formed end pieces and associated method
JP5977182B2 (ja) * 2013-01-28 2016-08-24 アスモ株式会社 モータ
US10164487B2 (en) 2013-01-28 2018-12-25 Asmo Co., Ltd. Motor, method for manufacturing magnetic plate, and method for manufacturing stator
TWI525962B (zh) 2014-12-05 2016-03-11 財團法人工業技術研究院 外轉子永磁無刷馬達

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53125002U (ja) * 1977-03-14 1978-10-04
JPS63179752U (ja) * 1987-05-11 1988-11-21
JPH06296353A (ja) * 1993-02-10 1994-10-21 Nec Gumma Ltd スピンドルモータ
JP2002250888A (ja) * 2001-02-22 2002-09-06 Seiko Instruments Inc ポリゴンスキャナモータ
JP2007244004A (ja) * 2006-02-08 2007-09-20 Nippon Densan Corp モータ及びそれを備える記録ディスク駆動装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53125002A (en) 1977-04-07 1978-11-01 Fujitsu Ltd Controlling system for rewinding of magnetic tape
IT8122006V0 (it) * 1980-06-06 1981-06-05 Papst Motoren Kg Motore a corrente continua, privo di collettori e a rotore esterno.
JPS63179752A (ja) 1987-01-22 1988-07-23 Nec Corp インクジエツト記録装置
US5408153A (en) * 1991-07-05 1995-04-18 Canon Denshi Kabushiki Kaisha Index position detecting apparatus for an electromagnetic rotary machine
KR0137920B1 (ko) * 1993-02-10 1998-06-15 세끼모또 다다히로 스핀들 모터
JP3475195B2 (ja) * 1995-03-03 2003-12-08 ミネベア株式会社 ブラシレスｄｃモ−タ
JP3635148B2 (ja) 1996-04-08 2005-04-06 日本電産シバウラ株式会社 ブラシレスｄｃモータの固定子
JP2003134770A (ja) * 2001-10-23 2003-05-09 Mitsumi Electric Co Ltd フレキシブルディスクドライブ
US7327066B2 (en) * 2005-03-01 2008-02-05 Nidec Corporation Motor and recording disk drive device provided with the same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53125002U (ja) * 1977-03-14 1978-10-04
JPS63179752U (ja) * 1987-05-11 1988-11-21
JPH06296353A (ja) * 1993-02-10 1994-10-21 Nec Gumma Ltd スピンドルモータ
JP2002250888A (ja) * 2001-02-22 2002-09-06 Seiko Instruments Inc ポリゴンスキャナモータ
JP2007244004A (ja) * 2006-02-08 2007-09-20 Nippon Densan Corp モータ及びそれを備える記録ディスク駆動装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102130561A (zh) * 2010-01-18 2011-07-20 松下电器产业株式会社 电动机和使用电动机的电子设备
CN102130561B (zh) * 2010-01-18 2015-01-07 松下电器产业株式会社 电动机和使用电动机的电子设备

Also Published As

Publication number Publication date
KR101489024B1 (ko) 2015-02-02
US8350439B2 (en) 2013-01-08
US20100237752A1 (en) 2010-09-23
CN101821928A (zh) 2010-09-01
JP2009095131A (ja) 2009-04-30
CN101821928B (zh) 2013-10-09
KR20100057843A (ko) 2010-06-01
JP5104179B2 (ja) 2012-12-19

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