JP2012163203A - 回転機器 - Google Patents

回転機器 Download PDF

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Publication number
JP2012163203A
JP2012163203A JP2011121981A JP2011121981A JP2012163203A JP 2012163203 A JP2012163203 A JP 2012163203A JP 2011121981 A JP2011121981 A JP 2011121981A JP 2011121981 A JP2011121981 A JP 2011121981A JP 2012163203 A JP2012163203 A JP 2012163203A
Authority
JP
Japan
Prior art keywords
fixed
base
shaft
hub
surrounding member
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.)
Ceased
Application number
JP2011121981A
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English (en)
Japanese (ja)
Other versions
JP2012163203A5 (enExample
Inventor
Ryusuke Sugiki
隆介 杉木
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.)
Samsung Electro Mechanics Japan Advanced Technology Co Ltd
Original Assignee
Alphana Technology 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 Alphana Technology Co Ltd filed Critical Alphana Technology Co Ltd
Priority to JP2011121981A priority Critical patent/JP2012163203A/ja
Priority to US13/316,798 priority patent/US8858084B2/en
Publication of JP2012163203A publication Critical patent/JP2012163203A/ja
Publication of JP2012163203A5 publication Critical patent/JP2012163203A5/ja
Priority to US14/479,862 priority patent/US20140376841A1/en
Ceased legal-status Critical Current

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  • Sliding-Contact Bearings (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Rotational Drive Of Disk (AREA)
JP2011121981A 2011-01-17 2011-05-31 回転機器 Ceased JP2012163203A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2011121981A JP2012163203A (ja) 2011-01-17 2011-05-31 回転機器
US13/316,798 US8858084B2 (en) 2011-01-17 2011-12-12 Rotating device and component for fluid dynamic bearing unit thereof
US14/479,862 US20140376841A1 (en) 2011-01-17 2014-09-08 Rotating device

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011006827 2011-01-17
JP2011006827 2011-01-17
JP2011121981A JP2012163203A (ja) 2011-01-17 2011-05-31 回転機器

Publications (2)

Publication Number Publication Date
JP2012163203A true JP2012163203A (ja) 2012-08-30
JP2012163203A5 JP2012163203A5 (enExample) 2014-06-19

Family

ID=46842775

Family Applications (2)

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JP2011121981A Ceased JP2012163203A (ja) 2011-01-17 2011-05-31 回転機器
JP2011121322A Ceased JP2012165627A (ja) 2011-01-17 2011-05-31 回転機器

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2011121322A Ceased JP2012165627A (ja) 2011-01-17 2011-05-31 回転機器

Country Status (1)

Country Link
JP (2) JP2012163203A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5459887B1 (ja) * 2012-12-20 2014-04-02 サムソン エレクトロ−メカニックス カンパニーリミテッド． スピンドルモータ及びこれを含むハードディスクドライブ
US8885293B2 (en) 2012-04-23 2014-11-11 Samsung Electro-Mechanics Japan Advanced Tedhnology Co., Ltd. Rotating device and manufacturing method thereof
US9019656B2 (en) 2013-03-08 2015-04-28 Samsung Electro-Mechanics Japan Advanced Technology Co., Ltd. Disk drive unit having gas-liquid interface between fixed body and rotor

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07147752A (ja) * 1993-11-24 1995-06-06 Nippon Densan Corp スピンドルモータ
JP2000186716A (ja) * 1998-10-08 2000-07-04 Seiko Instruments Inc 流体動圧軸受、スピンドルモ―タ、及び回転体装置
JP2003244886A (ja) * 2002-02-18 2003-08-29 Nippon Densan Corp スピンドルモータ及び記録ディスク駆動装置
JP2005121066A (ja) * 2003-10-15 2005-05-12 Nippon Densan Corp 流体動圧軸受装置の製造方法及びそれを備えたディスク駆動用スピンドルモータ
JP2007198555A (ja) * 2006-01-30 2007-08-09 Victor Co Of Japan Ltd モータ
JP2010121775A (ja) * 2008-11-18 2010-06-03 Minebea Co Ltd 流体動圧軸受装置およびスピンドルモータ
JP2010127448A (ja) * 2008-12-01 2010-06-10 Nippon Densan Corp 流体動圧軸受機構、モータおよび記録ディスク駆動装置、並びに、流体動圧軸受機構の製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012193842A (ja) * 2010-08-09 2012-10-11 Nippon Densan Corp モータおよびディスク駆動装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07147752A (ja) * 1993-11-24 1995-06-06 Nippon Densan Corp スピンドルモータ
JP2000186716A (ja) * 1998-10-08 2000-07-04 Seiko Instruments Inc 流体動圧軸受、スピンドルモ―タ、及び回転体装置
JP2003244886A (ja) * 2002-02-18 2003-08-29 Nippon Densan Corp スピンドルモータ及び記録ディスク駆動装置
JP2005121066A (ja) * 2003-10-15 2005-05-12 Nippon Densan Corp 流体動圧軸受装置の製造方法及びそれを備えたディスク駆動用スピンドルモータ
JP2007198555A (ja) * 2006-01-30 2007-08-09 Victor Co Of Japan Ltd モータ
JP2010121775A (ja) * 2008-11-18 2010-06-03 Minebea Co Ltd 流体動圧軸受装置およびスピンドルモータ
JP2010127448A (ja) * 2008-12-01 2010-06-10 Nippon Densan Corp 流体動圧軸受機構、モータおよび記録ディスク駆動装置、並びに、流体動圧軸受機構の製造方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8885293B2 (en) 2012-04-23 2014-11-11 Samsung Electro-Mechanics Japan Advanced Tedhnology Co., Ltd. Rotating device and manufacturing method thereof
JP5459887B1 (ja) * 2012-12-20 2014-04-02 サムソン エレクトロ−メカニックス カンパニーリミテッド． スピンドルモータ及びこれを含むハードディスクドライブ
US9019656B2 (en) 2013-03-08 2015-04-28 Samsung Electro-Mechanics Japan Advanced Technology Co., Ltd. Disk drive unit having gas-liquid interface between fixed body and rotor

Also Published As

Publication number Publication date
JP2012165627A (ja) 2012-08-30

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