SG109509A1 - Dynamic pressure bearing devices and method for manufacturing the same - Google Patents
Dynamic pressure bearing devices and method for manufacturing the sameInfo
- Publication number
- SG109509A1 SG109509A1 SG200207100A SG200207100A SG109509A1 SG 109509 A1 SG109509 A1 SG 109509A1 SG 200207100 A SG200207100 A SG 200207100A SG 200207100 A SG200207100 A SG 200207100A SG 109509 A1 SG109509 A1 SG 109509A1
- Authority
- SG
- Singapore
- Prior art keywords
- dynamic pressure
- pressure bearing
- bearing member
- manufacturing
- same
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
- F16C33/103—Construction relative to lubrication with liquid, e.g. oil, as lubricant retained in or near the bearing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
- G11B19/2018—Incorporating means for passive damping of vibration, either in the turntable, motor or mounting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2370/00—Apparatus relating to physics, e.g. instruments
- F16C2370/12—Hard disk drives or the like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Sliding-Contact Bearings (AREA)
- Sealing Of Bearings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001359880A JP3984462B2 (ja) | 2001-11-26 | 2001-11-26 | 動圧軸受装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG109509A1 true SG109509A1 (en) | 2005-03-30 |
Family
ID=19170797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG200207100A SG109509A1 (en) | 2001-11-26 | 2002-11-26 | Dynamic pressure bearing devices and method for manufacturing the same |
Country Status (4)
Country | Link |
---|---|
US (1) | US6817766B2 (ja) |
JP (1) | JP3984462B2 (ja) |
CN (1) | CN100439732C (ja) |
SG (1) | SG109509A1 (ja) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7134792B2 (en) * | 2002-11-05 | 2006-11-14 | Seagate Technology Llc | Single thrust-journal bearing cup fluid dynamic bearing motor |
JP4084843B2 (ja) | 2003-06-12 | 2008-04-30 | 日本電産株式会社 | 動圧軸受装置およびその製造方法 |
JP2005036974A (ja) * | 2003-07-02 | 2005-02-10 | Nippon Densan Corp | 流体動圧軸受の製造方法 |
JP4566565B2 (ja) * | 2004-01-14 | 2010-10-20 | Ntn株式会社 | 動圧軸受装置 |
US7182106B2 (en) * | 2004-02-23 | 2007-02-27 | Nidec Corporation | Fluid dispensation method |
US7650697B2 (en) | 2004-06-01 | 2010-01-26 | Nidec Corporation | Methods of manufacturing fluid-dynamic-pressure bearing and spindle motor incorporating the bearing, and spindle motor and recording-disk drive incorporating the bearing |
JP2006118531A (ja) * | 2004-10-19 | 2006-05-11 | Nippon Densan Corp | 動圧軸受装置及びそれを用いたモータ並びにディスク駆動装置 |
DE102007032673A1 (de) * | 2006-10-30 | 2008-05-08 | Minebea Co., Ltd., Miyota | Fluiddynamisches Lagersystem und Spindelmotor mit einem solchen Lagersystem |
DE102007001963B4 (de) * | 2007-01-13 | 2021-04-22 | Schaeffler Technologies AG & Co. KG | Wälzlager mit einer Vorrichtung zur Ableitung einer Flüssigkeit |
JP2008190620A (ja) * | 2007-02-05 | 2008-08-21 | Ntn Corp | 流体軸受装置 |
JP2009201309A (ja) | 2008-02-25 | 2009-09-03 | Nippon Densan Corp | モータおよび記録ディスク駆動装置 |
US8370868B2 (en) * | 2010-08-18 | 2013-02-05 | Samsung Electro-Mechanics Co., Ltd. | Spindle motor and disk driver having the same |
JP2012087861A (ja) | 2010-10-19 | 2012-05-10 | Nippon Densan Corp | 流体動圧軸受機構、スピンドルモータ、およびディスク駆動装置 |
KR20130027218A (ko) * | 2011-09-07 | 2013-03-15 | 삼성전기주식회사 | 스핀들 모터 |
JP2013204784A (ja) * | 2012-03-29 | 2013-10-07 | Nippon Densan Corp | 軸受装置および送風ファン |
JP6221035B2 (ja) * | 2013-07-05 | 2017-11-01 | 日本電産株式会社 | 軸受機構、モータおよび送風ファン |
JP7201690B2 (ja) | 2018-08-01 | 2023-01-10 | イーグル工業株式会社 | 摺動部品 |
US11821462B2 (en) | 2018-08-24 | 2023-11-21 | Eagle Industry Co., Ltd. | Sliding member |
JP7292811B2 (ja) | 2018-11-30 | 2023-06-19 | イーグル工業株式会社 | 摺動部品 |
EP4206500A1 (en) | 2018-12-21 | 2023-07-05 | Eagle Industry Co., Ltd. | Sliding component |
EP3922871B1 (en) * | 2019-02-04 | 2024-01-24 | Eagle Industry Co., Ltd. | Sliding component |
KR102639196B1 (ko) | 2019-02-14 | 2024-02-21 | 이구루코교 가부시기가이샤 | 슬라이딩 부품 |
KR102664813B1 (ko) | 2019-02-21 | 2024-05-10 | 이구루코교 가부시기가이샤 | 슬라이딩 부품 |
CN113508238B (zh) * | 2019-03-22 | 2023-07-25 | 伊格尔工业股份有限公司 | 滑动部件 |
EP4345343A3 (en) | 2019-07-26 | 2024-06-19 | Eagle Industry Co., Ltd. | Sliding component |
CN112577315B (zh) * | 2020-12-28 | 2024-07-09 | 中冶焦耐(大连)工程技术有限公司 | 一种回转窑托轮轴承组用密封圈及使用方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000197309A (ja) * | 1998-08-08 | 2000-07-14 | Nippon Densan Corp | 流体動圧軸受を備えたモ―タ及びこのモ―タを備えた記録ディスク駆動装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2506836B2 (ja) * | 1987-11-02 | 1996-06-12 | 松下電器産業株式会社 | 動圧型流体軸受装置 |
JP3395524B2 (ja) * | 1996-06-10 | 2003-04-14 | 松下電器産業株式会社 | 縦型流体軸受装置 |
JPH10225052A (ja) * | 1997-02-07 | 1998-08-21 | Sankyo Seiki Mfg Co Ltd | 動圧軸受装置を備えたモータ |
SG92616A1 (en) * | 1997-09-12 | 2002-11-19 | Matsushita Electric Ind Co Ltd | Spindle device having a dynamic-pressure-fluid bearing |
US6456458B1 (en) * | 1998-08-08 | 2002-09-24 | Nidec Corporation | Disk-drive motor rotating on a magnetically counterbalanced single hydrodynamic thrust bearing |
JP2000120691A (ja) * | 1998-10-16 | 2000-04-25 | Matsushita Electric Ind Co Ltd | 流体軸受けスピンドルモータ装置 |
JP2001027225A (ja) * | 1999-07-12 | 2001-01-30 | Seiko Instruments Inc | 樹脂製流体動圧軸受及びスピンドルモータ |
JP4693948B2 (ja) * | 1999-08-26 | 2011-06-01 | 日本電産株式会社 | 動圧軸受装置 |
JP2001182741A (ja) * | 1999-12-27 | 2001-07-06 | Sankyo Seiki Mfg Co Ltd | スラスト動圧軸受装置及びその製造方法 |
-
2001
- 2001-11-26 JP JP2001359880A patent/JP3984462B2/ja not_active Expired - Fee Related
-
2002
- 2002-11-25 US US10/304,458 patent/US6817766B2/en not_active Expired - Lifetime
- 2002-11-26 CN CNB021526419A patent/CN100439732C/zh not_active Expired - Lifetime
- 2002-11-26 SG SG200207100A patent/SG109509A1/en unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000197309A (ja) * | 1998-08-08 | 2000-07-14 | Nippon Densan Corp | 流体動圧軸受を備えたモ―タ及びこのモ―タを備えた記録ディスク駆動装置 |
Also Published As
Publication number | Publication date |
---|---|
US6817766B2 (en) | 2004-11-16 |
CN1421622A (zh) | 2003-06-04 |
US20030108257A1 (en) | 2003-06-12 |
CN100439732C (zh) | 2008-12-03 |
JP2003161322A (ja) | 2003-06-06 |
JP3984462B2 (ja) | 2007-10-03 |
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