JP5241184B2 - モータ - Google Patents

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Publication number
JP5241184B2
JP5241184B2 JP2007239305A JP2007239305A JP5241184B2 JP 5241184 B2 JP5241184 B2 JP 5241184B2 JP 2007239305 A JP2007239305 A JP 2007239305A JP 2007239305 A JP2007239305 A JP 2007239305A JP 5241184 B2 JP5241184 B2 JP 5241184B2
Authority
JP
Japan
Prior art keywords
magnetic sensor
magnetic pole
rotor
magnet
magnetic
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.)
Active
Application number
JP2007239305A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009072013A (ja
JP2009072013A5 (enExample
Inventor
悠 安田
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2007239305A priority Critical patent/JP5241184B2/ja
Priority to US12/209,131 priority patent/US7728469B2/en
Publication of JP2009072013A publication Critical patent/JP2009072013A/ja
Publication of JP2009072013A5 publication Critical patent/JP2009072013A5/ja
Application granted granted Critical
Publication of JP5241184B2 publication Critical patent/JP5241184B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
    • H02K29/08—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using magnetic effect devices, e.g. Hall-plates, magneto-resistors
    • 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
    • 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
    • H02K21/145—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having an annular armature coil

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Brushless Motors (AREA)
JP2007239305A 2007-09-14 2007-09-14 モータ Active JP5241184B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007239305A JP5241184B2 (ja) 2007-09-14 2007-09-14 モータ
US12/209,131 US7728469B2 (en) 2007-09-14 2008-09-11 Motor driving apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007239305A JP5241184B2 (ja) 2007-09-14 2007-09-14 モータ

Publications (3)

Publication Number Publication Date
JP2009072013A JP2009072013A (ja) 2009-04-02
JP2009072013A5 JP2009072013A5 (enExample) 2010-10-14
JP5241184B2 true JP5241184B2 (ja) 2013-07-17

Family

ID=40453709

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007239305A Active JP5241184B2 (ja) 2007-09-14 2007-09-14 モータ

Country Status (2)

Country Link
US (1) US7728469B2 (enExample)
JP (1) JP5241184B2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2975205B2 (ja) 1992-01-24 1999-11-10 日本碍子株式会社 静電チャック及びその製造方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5306384B2 (ja) * 2011-02-04 2013-10-02 キヤノン株式会社 モータ
JP6120563B2 (ja) 2012-12-27 2017-04-26 キヤノン株式会社 モータ駆動装置
EP3322071A1 (en) * 2015-02-18 2018-05-16 Nidec Motor Corporation Electric motor
JP6902929B2 (ja) * 2017-05-30 2021-07-14 株式会社ミツバ ブラシレスモータ
EP4084296A4 (en) * 2019-12-23 2023-06-28 LG Innotek Co., Ltd. Motor
FR3131125A1 (fr) * 2021-12-17 2023-06-23 Moteurs Leroy-Somer Machine électrique tournante à capteur magnétique

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2850478C3 (de) * 1978-11-21 1981-10-15 Siemens AG, 1000 Berlin und 8000 München Elektronikmotor mit einem mehrpoligen Außenläufer
JPS63113476U (enExample) * 1987-01-14 1988-07-21
JPH01143271U (enExample) * 1988-03-25 1989-10-02
US5034642A (en) * 1990-08-30 1991-07-23 Emerson Electric Co. Permanent magnet rotor and motor
US5773908A (en) * 1993-02-22 1998-06-30 General Electric Company Single phase motor with positive torque parking positions
JP3517548B2 (ja) * 1997-02-21 2004-04-12 キヤノン株式会社 モータ
JP4378309B2 (ja) * 2005-03-28 2009-12-02 キヤノン株式会社 駆動装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2975205B2 (ja) 1992-01-24 1999-11-10 日本碍子株式会社 静電チャック及びその製造方法

Also Published As

Publication number Publication date
JP2009072013A (ja) 2009-04-02
US20090072677A1 (en) 2009-03-19
US7728469B2 (en) 2010-06-01

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