JP2006064171A5 - - Google Patents

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Publication number
JP2006064171A5
JP2006064171A5 JP2005160678A JP2005160678A JP2006064171A5 JP 2006064171 A5 JP2006064171 A5 JP 2006064171A5 JP 2005160678 A JP2005160678 A JP 2005160678A JP 2005160678 A JP2005160678 A JP 2005160678A JP 2006064171 A5 JP2006064171 A5 JP 2006064171A5
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JP
Japan
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.)
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Application number
JP2005160678A
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JP2006064171A (ja
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Publication date
Application filed filed Critical
Priority to JP2005160678A priority Critical patent/JP2006064171A/ja
Priority claimed from JP2005160678A external-priority patent/JP2006064171A/ja
Priority to US11/629,900 priority patent/US20070206889A1/en
Priority to PCT/IB2005/002071 priority patent/WO2006013417A1/en
Publication of JP2006064171A publication Critical patent/JP2006064171A/ja
Publication of JP2006064171A5 publication Critical patent/JP2006064171A5/ja
Withdrawn legal-status Critical Current

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JP2005160678A 2004-07-28 2005-05-31 流体動圧軸受、該流体動圧軸受を備えたスピンドルモータ並びに記録ディスク駆動装置 Withdrawn JP2006064171A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2005160678A JP2006064171A (ja) 2004-07-28 2005-05-31 流体動圧軸受、該流体動圧軸受を備えたスピンドルモータ並びに記録ディスク駆動装置
US11/629,900 US20070206889A1 (en) 2004-07-28 2005-07-19 Fluid Dynamic Pressure Bearing, Spindle Motor Provided with the Fluid Dynamic Pressure Bearing, and Recording Disk Drive Device Provided with the Fluid Dynamic Pressure bearing
PCT/IB2005/002071 WO2006013417A1 (en) 2004-07-28 2005-07-19 Fluid dynamic pressure bearing, spindle motor provided with the fluid dynamic pressure bearing, and recording disk drive device provided with the fluid dynamic pressure bearing

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004220807 2004-07-28
JP2005160678A JP2006064171A (ja) 2004-07-28 2005-05-31 流体動圧軸受、該流体動圧軸受を備えたスピンドルモータ並びに記録ディスク駆動装置

Publications (2)

Publication Number Publication Date
JP2006064171A JP2006064171A (ja) 2006-03-09
JP2006064171A5 true JP2006064171A5 (ja) 2008-07-03

Family

ID=35070738

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005160678A Withdrawn JP2006064171A (ja) 2004-07-28 2005-05-31 流体動圧軸受、該流体動圧軸受を備えたスピンドルモータ並びに記録ディスク駆動装置

Country Status (3)

Country Link
US (1) US20070206889A1 (ja)
JP (1) JP2006064171A (ja)
WO (1) WO2006013417A1 (ja)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007072775A1 (ja) * 2005-12-22 2007-06-28 Ntn Corporation 流体軸受装置
KR101321382B1 (ko) * 2006-03-27 2013-10-23 엔티엔 가부시키가이샤 동압 베어링 장치
JP2008039124A (ja) * 2006-08-09 2008-02-21 Sony Corp 軸受けユニットおよびモータ
DE102007019642B4 (de) * 2007-04-26 2014-09-04 Minebea Co., Ltd. Fluiddynamisches Lagersystem
JP5020706B2 (ja) * 2007-05-21 2012-09-05 アルファナテクノロジー株式会社 ディスク駆動装置の組立方法
JP2010078134A (ja) * 2007-11-08 2010-04-08 Panasonic Corp 流体軸受装置、およびこれを備えたスピンドルモータ、情報装置
JP4347395B2 (ja) * 2008-03-13 2009-10-21 ファナック株式会社 ロータ側から駆動用流体を噴射することにより駆動するスピンドル
US8107195B2 (en) 2009-05-01 2012-01-31 ALPHANA Technology, Co., Ltd. Fluid dynamic bearing unit and disk drive device including the same
DE102010001689B4 (de) 2010-02-09 2022-12-08 Robert Bosch Gmbh Elektromotor
US20110299806A1 (en) * 2010-06-08 2011-12-08 Leonid Kashchenevsky Spindle, shaft supporting device and method of supporting a rotatable shaft
KR101320187B1 (ko) * 2010-08-25 2013-10-23 삼성전기주식회사 유체 동압 베어링 어셈블리 및 이를 구비하는 모터
KR101179323B1 (ko) * 2011-02-24 2012-09-03 삼성전기주식회사 유체 동압 베어링 어셈블리 및 이를 포함하는 모터
US9638061B2 (en) 2011-08-04 2017-05-02 Borgwarner Inc. Standard bearing unit
KR20130136819A (ko) * 2012-06-05 2013-12-13 삼성전기주식회사 유체 동압 베어링 어셈블리 및 이를 포함하는 스핀들 모터
KR101444588B1 (ko) * 2013-03-15 2014-09-25 삼성전기주식회사 모터
DE102013014931A1 (de) * 2013-09-11 2015-03-12 Minebea Co., Ltd. Fluiddynamisches Lagersystem
JP6184934B2 (ja) * 2014-12-10 2017-08-23 ミネベアミツミ株式会社 モータ
CN108561536A (zh) * 2018-05-10 2018-09-21 上海理工大学 一种高精度电机装置及精密设备
CN108591274A (zh) * 2018-05-10 2018-09-28 上海理工大学 一种密封装置及精密设备
US11255380B2 (en) * 2019-08-30 2022-02-22 Delta Electronics, Inc. Bearing assembly and rotary shaft apparatus employing same

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5097164A (en) * 1988-12-29 1992-03-17 Canon Kabushiki Kaisha Hermetically sealed type dynamic pressure fluid bearing motor
US5941646A (en) * 1996-12-25 1999-08-24 Ntn Corporation Hydrodynamic type porous oil-impregnated bearing and bearing device
JPH10318250A (ja) * 1997-05-22 1998-12-02 Sony Corp 流体軸受と流体軸受の製造方法
US5957589A (en) * 1997-12-10 1999-09-28 International Business Machine Corporation Fluid bearing seal and support structure
JPH11283321A (ja) * 1998-03-31 1999-10-15 Hitachi Ltd 高い衝撃耐久性能を有するディスク駆動装置及び磁気ディスク装置
JP2000076779A (ja) * 1998-09-03 2000-03-14 Hitachi Ltd 磁気ディスク装置
JP2000175401A (ja) * 1998-12-08 2000-06-23 Nippon Densan Corp ディスク駆動装置およびハードディスク駆動装置、ディスク駆動装置の製造方法
JP4446506B2 (ja) * 1999-02-10 2010-04-07 パナソニック株式会社 流体軸受機構、及びその流体軸受機構を搭載したモータ
JP2002013527A (ja) * 2000-04-27 2002-01-18 Koyo Seiko Co Ltd すべり軸受
US6828709B2 (en) * 2002-08-19 2004-12-07 Seagate Technology Llc Motor having a fluid dynamic bearing with a radial capillary seal and re-circulation
US7005768B2 (en) * 2002-11-26 2006-02-28 Nidec Corporation Dynamic bearing device, producing method thereof, and motor using the same
US8007176B2 (en) * 2003-06-27 2011-08-30 Ferrotec Corporation Dynamic pressure bearing and rotation machine employing same
JP2005317133A (ja) * 2004-04-28 2005-11-10 Sony Corp ディスクドライブユニット及びディスク記録及び／又は再生装置

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