DE69108950D1 - Drehendes Lagegerät in Plattenspeicheranordnung. - Google Patents
Drehendes Lagegerät in Plattenspeicheranordnung.Info
- Publication number
- DE69108950D1 DE69108950D1 DE69108950T DE69108950T DE69108950D1 DE 69108950 D1 DE69108950 D1 DE 69108950D1 DE 69108950 T DE69108950 T DE 69108950T DE 69108950 T DE69108950 T DE 69108950T DE 69108950 D1 DE69108950 D1 DE 69108950D1
- Authority
- DE
- Germany
- Prior art keywords
- rotating
- storage device
- arrangement
- disk storage
- disk
- 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.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
- G11B33/1406—Reducing the influence of the temperature
- G11B33/1433—Reducing the influence of the temperature by reducing the effects of the thermal expansion
-
- 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
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/07—Fixing them on the shaft or housing with interposition of an element
- F16C35/077—Fixing them on the shaft or housing with interposition of an element between housing and outer race ring
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
- G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
- G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
-
- 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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
-
- 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
- F16C2202/00—Solid materials defined by their properties
- F16C2202/20—Thermal properties
- F16C2202/22—Coefficient of expansion
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rotational Drive Of Disk (AREA)
- Rolling Contact Bearings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2024406A JP2771006B2 (ja) | 1990-02-05 | 1990-02-05 | ディスク記憶装置の回転体支持装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69108950D1 true DE69108950D1 (de) | 1995-05-24 |
DE69108950T2 DE69108950T2 (de) | 1995-08-24 |
Family
ID=12137291
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69108950T Expired - Fee Related DE69108950T2 (de) | 1990-02-05 | 1991-02-04 | Drehendes Lagegerät in Plattenspeicheranordnung. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5112147A (de) |
EP (1) | EP0441557B1 (de) |
JP (1) | JP2771006B2 (de) |
DE (1) | DE69108950T2 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4103825B4 (de) * | 1990-02-09 | 2010-09-02 | Papst Licensing Gmbh & Co. Kg | Antriebsvorrichtung |
JP2557964Y2 (ja) * | 1992-04-13 | 1997-12-17 | 三菱重工業株式会社 | 水中軸受用緩衝ゴム |
CA2109249A1 (en) * | 1992-12-23 | 1994-06-24 | David W. Richard | Magnetic disk drive unit |
US5729404A (en) * | 1993-09-30 | 1998-03-17 | Seagate Technology, Inc. | Disc drive spindle motor with rotor isolation and controlled resistance electrical pathway from disc to ground |
JP2675986B2 (ja) * | 1994-02-18 | 1997-11-12 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 複合アクチュエータベアリングシステムを有する直接アクセス記憶装置及びその方法 |
JP3705858B2 (ja) | 1996-03-28 | 2005-10-12 | ヒタチグローバルストレージテクノロジーズネザーランドビーブイ | デイスク駆動装置 |
JP3758757B2 (ja) * | 1996-09-06 | 2006-03-22 | ヒタチグローバルストレージテクノロジーズネザーランドビーブイ | ディスク装置 |
JP4050391B2 (ja) * | 1998-06-19 | 2008-02-20 | 富士通株式会社 | スピンドルモータおよび記録ディスク装置 |
JP2000074069A (ja) * | 1998-08-28 | 2000-03-07 | Koyo Seiko Co Ltd | 転がり軸受 |
US6525440B1 (en) * | 1999-04-21 | 2003-02-25 | Seagate Technology Llc | Thermal compensation spindle for ceramic ball bearings |
CN1185991C (zh) | 1999-10-06 | 2005-01-26 | 艾斯特勒科技公司 | 一种植入物 |
JP2002005158A (ja) * | 2000-06-19 | 2002-01-09 | Minebea Co Ltd | 軸受装置 |
US9472993B2 (en) | 2012-07-11 | 2016-10-18 | Mitsubishi Electric Corporation | Rotary electric machine |
CN105379074B (zh) * | 2013-07-05 | 2018-07-24 | 三菱电机株式会社 | 旋转电机 |
WO2015079495A1 (ja) * | 2013-11-26 | 2015-06-04 | 三菱電機株式会社 | バタフライバルブのベアリング保持構造 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH619519A5 (de) * | 1977-10-17 | 1980-09-30 | Confederation Helvetique Repre | |
DE3112754C2 (de) * | 1981-03-31 | 1983-11-10 | Skf Kugellagerfabriken Gmbh, 8720 Schweinfurt | Befestigung von Lagern |
JPS57208318A (en) * | 1981-06-13 | 1982-12-21 | Yamaha Motor Co Ltd | Support structure for bearing |
JPS6271064A (ja) * | 1985-09-20 | 1987-04-01 | Nec Corp | 磁気デイスク装置 |
JPH0668423B2 (ja) * | 1986-11-18 | 1994-08-31 | 三洋電機株式会社 | ヒ−トポンプ式空気調和機 |
US4829657A (en) * | 1987-02-27 | 1989-05-16 | Maxtor Corporation | In-spindle motor assembly for disk drive and method for fabricating the same |
US4928029A (en) * | 1987-02-27 | 1990-05-22 | Maxtor Corporation | In-spindle motor assembly for disk drive and method for fabricating |
US4814652A (en) * | 1987-02-27 | 1989-03-21 | Maxtor Corporation | Disk drive motor with thermally matched parts |
US4764828A (en) * | 1987-03-26 | 1988-08-16 | Priam Corporation | Disc and hub centering device for use in magnetic disc drives |
US4910620A (en) * | 1987-05-14 | 1990-03-20 | Siemens Aktiengesellschaft | Thermal compensation structure for a disk pack module |
JPH0629614B2 (ja) * | 1988-04-11 | 1994-04-20 | 株式会社不二越 | 軸受固定装置 |
JPH01290164A (ja) * | 1988-05-18 | 1989-11-22 | Hitachi Ltd | 磁気ディスク装置のスピンドル構造 |
-
1990
- 1990-02-05 JP JP2024406A patent/JP2771006B2/ja not_active Expired - Fee Related
-
1991
- 1991-02-04 EP EP91300861A patent/EP0441557B1/de not_active Expired - Lifetime
- 1991-02-04 DE DE69108950T patent/DE69108950T2/de not_active Expired - Fee Related
- 1991-02-04 US US07/650,271 patent/US5112147A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2771006B2 (ja) | 1998-07-02 |
EP0441557B1 (de) | 1995-04-19 |
EP0441557A3 (en) | 1992-06-03 |
DE69108950T2 (de) | 1995-08-24 |
EP0441557A2 (de) | 1991-08-14 |
JPH03230366A (ja) | 1991-10-14 |
US5112147A (en) | 1992-05-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |