JP5092844B2 - 電動工具 - Google Patents

電動工具 Download PDF

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Publication number
JP5092844B2
JP5092844B2 JP2008086590A JP2008086590A JP5092844B2 JP 5092844 B2 JP5092844 B2 JP 5092844B2 JP 2008086590 A JP2008086590 A JP 2008086590A JP 2008086590 A JP2008086590 A JP 2008086590A JP 5092844 B2 JP5092844 B2 JP 5092844B2
Authority
JP
Japan
Prior art keywords
rotor
motor
embedded
rotor core
stator
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 - Fee Related
Application number
JP2008086590A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009240140A (ja
JP2009240140A5 (enExample
Inventor
潤一 東海林
和博 大森
義広 小室
一彦 森田
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.)
Koki Holdings Co Ltd
Original Assignee
Hitachi Koki 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 Hitachi Koki Co Ltd filed Critical Hitachi Koki Co Ltd
Priority to JP2008086590A priority Critical patent/JP5092844B2/ja
Publication of JP2009240140A publication Critical patent/JP2009240140A/ja
Publication of JP2009240140A5 publication Critical patent/JP2009240140A5/ja
Application granted granted Critical
Publication of JP5092844B2 publication Critical patent/JP5092844B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
    • B25F5/02—Construction of casings, bodies or handles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Brushless Motors (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Portable Power Tools In General (AREA)
JP2008086590A 2008-03-28 2008-03-28 電動工具 Expired - Fee Related JP5092844B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008086590A JP5092844B2 (ja) 2008-03-28 2008-03-28 電動工具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008086590A JP5092844B2 (ja) 2008-03-28 2008-03-28 電動工具

Publications (3)

Publication Number Publication Date
JP2009240140A JP2009240140A (ja) 2009-10-15
JP2009240140A5 JP2009240140A5 (enExample) 2011-04-14
JP5092844B2 true JP5092844B2 (ja) 2012-12-05

Family

ID=41253411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008086590A Expired - Fee Related JP5092844B2 (ja) 2008-03-28 2008-03-28 電動工具

Country Status (1)

Country Link
JP (1) JP5092844B2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103715847A (zh) * 2013-11-30 2014-04-09 浙江京马电机有限公司 转子动平衡调节方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015126563A (ja) * 2013-12-25 2015-07-06 株式会社マキタ 電動工具
JP6334914B2 (ja) * 2013-12-25 2018-05-30 株式会社マキタ 電動工具

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3821184B2 (ja) * 1998-03-27 2006-09-13 株式会社富士通ゼネラル 永久磁石電動機
JP2001037174A (ja) * 1999-07-23 2001-02-09 Sankyo Seiki Mfg Co Ltd ロータの回転バランス調整方法、及びその方法によってバランス調整されたロータ
JP2004159474A (ja) * 2002-11-08 2004-06-03 Matsushita Electric Ind Co Ltd 回転子およびそれを具備した電動機
JP2006109595A (ja) * 2004-10-04 2006-04-20 Japan Servo Co Ltd アウターロータ型モータのロータバランス修正構造
JP4986258B2 (ja) * 2005-12-27 2012-07-25 日立工機株式会社 電動工具

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103715847A (zh) * 2013-11-30 2014-04-09 浙江京马电机有限公司 转子动平衡调节方法

Also Published As

Publication number Publication date
JP2009240140A (ja) 2009-10-15

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