CN1719049A - 动压流体轴承装置 - Google Patents
动压流体轴承装置 Download PDFInfo
- Publication number
- CN1719049A CN1719049A CNA200510083551XA CN200510083551A CN1719049A CN 1719049 A CN1719049 A CN 1719049A CN A200510083551X A CNA200510083551X A CN A200510083551XA CN 200510083551 A CN200510083551 A CN 200510083551A CN 1719049 A CN1719049 A CN 1719049A
- Authority
- CN
- China
- Prior art keywords
- free
- cutting
- sleeve
- steel
- axle
- 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.)
- Granted
Links
Images
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
- F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
- F16C33/107—Grooves for generating pressure
-
- 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
- F16C17/102—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure
- F16C17/107—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure with at least one surface for radial load and at least one surface for axial load
-
- 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
- F16C33/12—Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing
-
- 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
- F16C2204/00—Metallic materials; Alloys
- F16C2204/60—Ferrous alloys, e.g. steel alloys
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
Description
Claims (2)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004203942A JP2006022930A (ja) | 2004-07-09 | 2004-07-09 | 動圧流体軸受装置 |
JP2004203942 | 2004-07-09 | ||
JP2004-203942 | 2004-07-09 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008102126579A Division CN101344118B (zh) | 2004-07-09 | 2005-07-11 | 动压流体轴承装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1719049A true CN1719049A (zh) | 2006-01-11 |
CN100425849C CN100425849C (zh) | 2008-10-15 |
Family
ID=35541454
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB200510083551XA Active CN100425849C (zh) | 2004-07-09 | 2005-07-11 | 动压流体轴承装置 |
CN2008102126579A Expired - Fee Related CN101344118B (zh) | 2004-07-09 | 2005-07-11 | 动压流体轴承装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008102126579A Expired - Fee Related CN101344118B (zh) | 2004-07-09 | 2005-07-11 | 动压流体轴承装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20060008190A1 (zh) |
JP (1) | JP2006022930A (zh) |
CN (2) | CN100425849C (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101356382B (zh) * | 2006-01-19 | 2012-07-18 | Ntn株式会社 | 动压轴承装置用轴部件 |
CN111981033A (zh) * | 2019-05-23 | 2020-11-24 | 东培工业股份有限公司 | 无方向性动压轴承结构 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006226523A (ja) * | 2005-01-20 | 2006-08-31 | Nippon Densan Corp | 流体動圧軸受装置及びスピンドルモータ |
US8104963B2 (en) * | 2006-01-19 | 2012-01-31 | Ntn Corporation | Shaft member for fluid dynamic bearing device |
JP2008082414A (ja) * | 2006-09-27 | 2008-04-10 | Nippon Densan Corp | 流体動圧軸受装置、磁気ディスク装置、及び携帯型電子機器 |
JP2008291982A (ja) * | 2007-05-28 | 2008-12-04 | 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、記録再生装置 |
JP2008291983A (ja) * | 2007-05-28 | 2008-12-04 | 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、記録再生装置 |
JP2008301624A (ja) * | 2007-05-31 | 2008-12-11 | Fujitsu Ltd | 流体軸受モータ、流体軸受式ディスク装置、及び流体軸受の製造方法 |
JP5935520B2 (ja) * | 2012-06-06 | 2016-06-15 | 株式会社ジェイテクト | 転がり軸受軌道輪の製造方法 |
WO2021113599A1 (en) * | 2019-12-06 | 2021-06-10 | Saint-Gobain Performance Plastics Corporation | Flanged bearing, assembly, and method of making and using the same |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3455004A (en) * | 1967-01-06 | 1969-07-15 | Miroslaw R Tethal | Method of making a bearing structure |
GB2201624B (en) * | 1986-06-20 | 1990-10-17 | Nisshin Steel Co Ltd | Vibration-damping metal sheets |
JP2533541B2 (ja) * | 1987-06-08 | 1996-09-11 | 株式会社日立製作所 | ヘテロ接合バイポ−ラトランジスタ |
US5236520A (en) * | 1990-10-24 | 1993-08-17 | Consolidated Metal Products, Inc. | High strength steel sway bars and method of making |
US5273368A (en) * | 1990-11-13 | 1993-12-28 | Matsushita Electric Industrial Co., Ltd. | Hydrodynamic gas bearing |
JPH05312212A (ja) * | 1992-05-08 | 1993-11-22 | Matsushita Electric Ind Co Ltd | 動圧型軸受け装置 |
US5357163A (en) * | 1992-05-08 | 1994-10-18 | Matsushita Electric Industrial Co., Ltd. | Motor with dynamic-pressure type bearing device |
US5522246A (en) * | 1995-04-19 | 1996-06-04 | U.S. Manufacturing Corporation | Process for forming light-weight tublar axles |
KR100224597B1 (ko) * | 1996-10-29 | 1999-10-15 | 윤종용 | 유체베어링 장치 |
JP2001187920A (ja) * | 1998-12-24 | 2001-07-10 | Nsk Ltd | スピンドルモータ |
JP2000192960A (ja) * | 1999-01-04 | 2000-07-11 | Sankyo Seiki Mfg Co Ltd | 軸受装置 |
CA2323952A1 (en) * | 1999-01-28 | 2000-08-03 | Yasutaka Okada | Machine structural steel product |
JP3751794B2 (ja) * | 2000-05-11 | 2006-03-01 | 日本電産株式会社 | ラジアル軸受の製造装置、及び製造用加工工具、並びに製造方法 |
JP3727253B2 (ja) * | 2001-05-30 | 2005-12-14 | 松下電器産業株式会社 | 動圧流体軸受装置 |
JP3753054B2 (ja) * | 2001-06-08 | 2006-03-08 | 大同特殊鋼株式会社 | 超硬工具切削性にすぐれた機械構造用の快削鋼 |
US6834996B2 (en) * | 2002-05-15 | 2004-12-28 | Sankyo Seiki Mfg. Co., Ltd. | Motor with dynamic pressure bearing |
CN2541662Y (zh) * | 2002-05-15 | 2003-03-26 | 郭溪泉 | 高速重载油膜轴承 |
CN2589703Y (zh) * | 2002-12-31 | 2003-12-03 | 财团法人工业技术研究院 | 动压流体轴承模块 |
-
2004
- 2004-07-09 JP JP2004203942A patent/JP2006022930A/ja active Pending
-
2005
- 2005-07-07 US US11/175,311 patent/US20060008190A1/en not_active Abandoned
- 2005-07-11 CN CNB200510083551XA patent/CN100425849C/zh active Active
- 2005-07-11 CN CN2008102126579A patent/CN101344118B/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101356382B (zh) * | 2006-01-19 | 2012-07-18 | Ntn株式会社 | 动压轴承装置用轴部件 |
CN111981033A (zh) * | 2019-05-23 | 2020-11-24 | 东培工业股份有限公司 | 无方向性动压轴承结构 |
Also Published As
Publication number | Publication date |
---|---|
US20060008190A1 (en) | 2006-01-12 |
CN100425849C (zh) | 2008-10-15 |
CN101344118A (zh) | 2009-01-14 |
CN101344118B (zh) | 2010-06-09 |
JP2006022930A (ja) | 2006-01-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: PANASONIC HEALTHCARE + MEDICAL EQUIPMENT CO., LTD. Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20140605 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: Osaka Japan Patentee after: Matsushita Electric Industrial Co.,Ltd. Address before: Osaka Japan Patentee before: Matsushita Electric Industrial Co.,Ltd. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140605 Address after: Japan Ehime Prefecture Patentee after: PANASONIC Corp. Address before: Osaka Japan Patentee before: Matsushita Electric Industrial Co.,Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: PANASONIC HEALTHCARE HOLDINGS CO., LTD. Free format text: FORMER OWNER: PANASONIC HEALTHCARE + MEDICAL EQUIPMENT CO., LTD. Effective date: 20150402 |
|
TR01 | Transfer of patent right |
Effective date of registration: 20150402 Address after: Tokyo, Japan Patentee after: PANASONIC HEALTHCARE HOLDINGS CO.,LTD. Address before: Japan Ehime Prefecture Patentee before: PANASONIC Corp. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Tokyo, Japan Patentee after: Puhexi Holdings Address before: Tokyo, Japan Patentee before: PANASONIC HEALTHCARE HOLDINGS CO.,LTD. |
|
CP01 | Change in the name or title of a patent holder |