ATE166142T1 - Stützeinrichtung mit gleichmässig afgedichtetem befestigungselement und datenspeichereinheit mit einer solchen stützeinrichtung - Google Patents
Stützeinrichtung mit gleichmässig afgedichtetem befestigungselement und datenspeichereinheit mit einer solchen stützeinrichtungInfo
- Publication number
- ATE166142T1 ATE166142T1 AT94202502T AT94202502T ATE166142T1 AT E166142 T1 ATE166142 T1 AT E166142T1 AT 94202502 T AT94202502 T AT 94202502T AT 94202502 T AT94202502 T AT 94202502T AT E166142 T1 ATE166142 T1 AT E166142T1
- Authority
- AT
- Austria
- Prior art keywords
- support device
- housing
- locking piece
- bearing part
- sealing element
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
-
- 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
- F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
- F16C27/08—Elastic or yielding bearings or bearing supports, for exclusively rotary movement primarily for axial load, e.g. for vertically-arranged shafts
-
- 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
- F16C43/00—Assembling bearings
- F16C43/02—Assembling sliding-contact bearings
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
- H02K5/1737—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly
-
- 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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Sliding-Contact Bearings (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
- Sealing Devices (AREA)
- Rotational Drive Of Disk (AREA)
- Sealing Of Bearings (AREA)
- Motor Or Generator Frames (AREA)
- Mounting Of Bearings Or Others (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE9300897A BE1007463A3 (nl) | 1993-09-02 | 1993-09-02 | Ondersteuningsinrichting met een uniform afdichtende sluitstukbevestiging, alsmede data-opslageenheid voorzien van een dergelijke ondersteuningsinrichting. |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE166142T1 true ATE166142T1 (de) | 1998-05-15 |
Family
ID=3887298
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT94202502T ATE166142T1 (de) | 1993-09-02 | 1994-09-01 | Stützeinrichtung mit gleichmässig afgedichtetem befestigungselement und datenspeichereinheit mit einer solchen stützeinrichtung |
Country Status (8)
Country | Link |
---|---|
US (1) | US5490021A (de) |
EP (1) | EP0646733B1 (de) |
JP (1) | JPH07151155A (de) |
KR (1) | KR100332848B1 (de) |
AT (1) | ATE166142T1 (de) |
BE (1) | BE1007463A3 (de) |
DE (1) | DE69410205T2 (de) |
MY (1) | MY115427A (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07182770A (ja) * | 1993-12-21 | 1995-07-21 | Toshiba Corp | 磁気ディスク装置およびその組み立て方法 |
EP0784757B1 (de) * | 1995-04-06 | 2000-08-02 | Koninklijke Philips Electronics N.V. | Verfahren zur herstellung eines dynamischen rillenlagers mit einem spanabhebenden werkzeug und datenspeichereinheit mit einem solchen lager |
US5957589A (en) * | 1997-12-10 | 1999-09-28 | International Business Machine Corporation | Fluid bearing seal and support structure |
JP2003169439A (ja) * | 2001-12-03 | 2003-06-13 | Hitachi Ltd | スピンドルモータとその製造方法 |
US7016146B2 (en) * | 2002-03-12 | 2006-03-21 | Minebea Co., Ltd. | Low power spindle motor with a fluid dynamic spool bearing |
US6814492B2 (en) * | 2003-01-30 | 2004-11-09 | Minebea Co., Ltd. | Fluid trap for oil migration prevention |
JP2005027431A (ja) * | 2003-07-02 | 2005-01-27 | Nippon Densan Corp | モータ |
US7708283B2 (en) * | 2006-05-17 | 2010-05-04 | A.W. Chesterton Company | Mechanical seal assembly |
JP5636668B2 (ja) * | 2009-11-30 | 2014-12-10 | 株式会社ニコン | レンズ系及び光学装置 |
JP2014185772A (ja) * | 2013-03-25 | 2014-10-02 | Samsung Electro-Mechanics Co Ltd | スピンドルモータ及びそれを備える記録ディスク駆動装置 |
US9036299B2 (en) * | 2013-07-24 | 2015-05-19 | HGST Netherlands B.V. | Magnetic write head having a recessed high moment portion of the wrap-around shield |
JP2017028895A (ja) * | 2015-07-24 | 2017-02-02 | 日本電産株式会社 | スピンドルモータおよびディスク駆動装置 |
MX2022015045A (es) | 2020-06-05 | 2023-04-26 | Chesterton A W Co | Sellos secundarios activados externamente en sellos mecanicos divididos. |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3099502A (en) * | 1959-06-11 | 1963-07-30 | Seitz & Co | Shock-absorbing pivot bearing |
SE336935B (de) * | 1966-06-21 | 1971-07-19 | Skf Svenska Kullagerfab Ab | |
NL6704587A (de) * | 1967-03-31 | 1968-10-01 | ||
BE795275A (fr) * | 1972-02-11 | 1973-08-09 | Atomic Energy Authority Uk | Perfectionnements aux paliers a air |
DE2327944A1 (de) * | 1972-06-02 | 1973-12-20 | Cav Ltd | Fluidgeschmiertes lager |
US4596475A (en) * | 1977-09-20 | 1986-06-24 | Pannwitz Hans U | Thrust bearing |
GB2151718B (en) * | 1983-12-21 | 1987-03-25 | Skf Svenska Kullagerfab Ab | Bearing and seal assembly |
FR2566071B1 (fr) * | 1984-06-15 | 1989-03-10 | Glaenzer Spicer Sa | Dispositif d'etancheite pour joint de cardan |
JP2602648B2 (ja) * | 1987-01-14 | 1997-04-23 | キヤノン株式会社 | 回転駆動装置 |
US4896239A (en) * | 1987-03-30 | 1990-01-23 | Seagate Technology, Inc. | Bi-compliant rotor stepper motor for an actuator in a disc drive |
DE8705293U1 (de) * | 1987-04-09 | 1987-07-09 | SKF Gleitlager GmbH, 6625 Püttlingen | Vorrichtung zur Abdichtung von Lagern, insbesondere von Gelenklagern |
US4768888A (en) * | 1987-04-29 | 1988-09-06 | Mcneil (Ohio) Corporation | Unitary bearing member and motor incorporating the same |
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 |
JPH01200320A (ja) * | 1988-02-05 | 1989-08-11 | Hitachi Ltd | 回転鏡光偏向器 |
US5213343A (en) * | 1988-07-11 | 1993-05-25 | White Hydraulics, Inc. | Shaft seal with support member and backing ring |
JP2669549B2 (ja) * | 1988-12-14 | 1997-10-29 | 株式会社日立製作所 | 磁気デイスク装置 |
DE69003619T2 (de) * | 1989-07-24 | 1994-04-28 | Ebara Corp | Spindelmotor. |
EP0412509A3 (en) * | 1989-08-11 | 1992-02-26 | Ebara Corporation | Bearing structure |
US5227686A (en) * | 1991-04-12 | 1993-07-13 | Nagano Nidec Corporation | Spindle motor |
-
1993
- 1993-09-02 BE BE9300897A patent/BE1007463A3/nl not_active Expired - Fee Related
-
1994
- 1994-04-05 US US08/223,473 patent/US5490021A/en not_active Expired - Fee Related
- 1994-09-01 AT AT94202502T patent/ATE166142T1/de not_active IP Right Cessation
- 1994-09-01 EP EP94202502A patent/EP0646733B1/de not_active Expired - Lifetime
- 1994-09-01 DE DE69410205T patent/DE69410205T2/de not_active Expired - Fee Related
- 1994-09-02 MY MYPI94002296A patent/MY115427A/en unknown
- 1994-09-02 KR KR1019940022325A patent/KR100332848B1/ko not_active IP Right Cessation
- 1994-09-02 JP JP6209828A patent/JPH07151155A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE69410205T2 (de) | 1998-11-19 |
JPH07151155A (ja) | 1995-06-13 |
BE1007463A3 (nl) | 1995-07-04 |
EP0646733B1 (de) | 1998-05-13 |
KR950009557A (ko) | 1995-04-24 |
US5490021A (en) | 1996-02-06 |
MY115427A (en) | 2003-06-30 |
EP0646733A1 (de) | 1995-04-05 |
KR100332848B1 (ko) | 2002-09-17 |
DE69410205D1 (de) | 1998-06-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |