JP2012161127A - スピンドルモータおよびディスク駆動装置 - Google Patents

スピンドルモータおよびディスク駆動装置 Download PDF

Info

Publication number
JP2012161127A
JP2012161127A JP2011017579A JP2011017579A JP2012161127A JP 2012161127 A JP2012161127 A JP 2012161127A JP 2011017579 A JP2011017579 A JP 2011017579A JP 2011017579 A JP2011017579 A JP 2011017579A JP 2012161127 A JP2012161127 A JP 2012161127A
Authority
JP
Japan
Prior art keywords
peripheral surface
inner peripheral
holder
spindle motor
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.)
Withdrawn
Application number
JP2011017579A
Other languages
English (en)
Japanese (ja)
Inventor
Taketo Tamaoka
健人 玉岡
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.)
Nidec Corp
Original Assignee
Nidec Corp
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 Nidec Corp filed Critical Nidec Corp
Priority to JP2011017579A priority Critical patent/JP2012161127A/ja
Priority to CN201210016671.8A priority patent/CN102624136B/zh
Publication of JP2012161127A publication Critical patent/JP2012161127A/ja
Withdrawn legal-status Critical Current

Links

Images

Landscapes

  • Motor Or Generator Frames (AREA)
  • Rotational Drive Of Disk (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
JP2011017579A 2011-01-31 2011-01-31 スピンドルモータおよびディスク駆動装置 Withdrawn JP2012161127A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2011017579A JP2012161127A (ja) 2011-01-31 2011-01-31 スピンドルモータおよびディスク駆動装置
CN201210016671.8A CN102624136B (zh) 2011-01-31 2012-01-18 主轴马达及盘驱动装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011017579A JP2012161127A (ja) 2011-01-31 2011-01-31 スピンドルモータおよびディスク駆動装置

Publications (1)

Publication Number Publication Date
JP2012161127A true JP2012161127A (ja) 2012-08-23

Family

ID=46563867

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011017579A Withdrawn JP2012161127A (ja) 2011-01-31 2011-01-31 スピンドルモータおよびディスク駆動装置

Country Status (2)

Country Link
JP (1) JP2012161127A (zh)
CN (1) CN102624136B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190097485A1 (en) * 2017-09-26 2019-03-28 Nidec Corporation Motor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3996436B2 (ja) * 2002-05-15 2007-10-24 日本電産株式会社 動圧軸受モータ
JP3955949B2 (ja) * 2002-09-13 2007-08-08 日本電産株式会社 スピンドルモータ及びこれを備えたディスク駆動装置
JP4978257B2 (ja) * 2007-03-19 2012-07-18 日本電産株式会社 チャッキング装置を備えたモータ、およびこのモータを搭載したディスク駆動装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190097485A1 (en) * 2017-09-26 2019-03-28 Nidec Corporation Motor

Also Published As

Publication number Publication date
CN102624136B (zh) 2014-08-13
CN102624136A (zh) 2012-08-01

Similar Documents

Publication Publication Date Title
JP2012055075A (ja) スピンドルモータおよびディスク駆動装置
US9721608B2 (en) Spindle motor and disk drive apparatus
US8792204B2 (en) Base plate of motor including flange portion and plastic deforming portion and disk drive apparatus
CN203607947U (zh) 主轴马达和盘片驱动装置
US8514515B2 (en) Motor and disk drive apparatus
US9837113B2 (en) Spindle motor and disk drive apparatus
JP2014023205A (ja) モータおよびディスク駆動装置
US8737017B1 (en) Spindle motor and disk drive apparatus
JP2013085447A (ja) モータおよびディスク駆動装置
KR101159129B1 (ko) 디스크 구동장치용 스핀들 모터, 및 그 스핀들 모터를 갖는 디스크 구동 장치
JP5369939B2 (ja) スピンドルモータ、及びディスク駆動装置
JP2009268264A (ja) スピンドルモータおよびディスク駆動装置
US8941946B2 (en) Motor including dynamic bearing with seal portion and disk drive apparatus including the same
JP2012161127A (ja) スピンドルモータおよびディスク駆動装置
US9064529B2 (en) Spindle motor and disk drive apparatus
KR20150039353A (ko) 스핀들 모터 및 이를 포함하는 하드 디스크 드라이브
US10910907B2 (en) Motor
JP2012160225A (ja) スピンドルモータおよびディスク駆動装置
JP2009024771A (ja) 軸受ユニット、およびこの軸受ユニットを搭載したモータ並びにディスク駆動装置
JP2019122192A (ja) モータ
JP2019122191A (ja) モータ
JP2019062631A (ja) モータ
JP2016123209A (ja) モータ
US8106560B2 (en) Stiffness of brushless motor including stator core and disk drive
US20150235666A1 (en) Spindle motor and recording disk driving device including the same

Legal Events

Date Code Title Description
A300 Application deemed to be withdrawn because no request for examination was validly filed

Free format text: JAPANESE INTERMEDIATE CODE: A300

Effective date: 20140401