DE69426576D1 - Magnetische Platteneinheit - Google Patents
Magnetische PlatteneinheitInfo
- Publication number
- DE69426576D1 DE69426576D1 DE69426576T DE69426576T DE69426576D1 DE 69426576 D1 DE69426576 D1 DE 69426576D1 DE 69426576 T DE69426576 T DE 69426576T DE 69426576 T DE69426576 T DE 69426576T DE 69426576 D1 DE69426576 D1 DE 69426576D1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic disk
- disk unit
- unit
- magnetic
- 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
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP05787193A JP3312942B2 (ja) | 1993-02-23 | 1993-02-23 | 磁気ディスク装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69426576D1 true DE69426576D1 (de) | 2001-02-22 |
DE69426576T2 DE69426576T2 (de) | 2001-05-31 |
Family
ID=13068054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69426576T Expired - Fee Related DE69426576T2 (de) | 1993-02-23 | 1994-02-22 | Magnetische Platteneinheit |
Country Status (4)
Country | Link |
---|---|
US (1) | US6078466A (de) |
EP (1) | EP0613134B1 (de) |
JP (1) | JP3312942B2 (de) |
DE (1) | DE69426576T2 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE9400004U1 (de) * | 1994-01-03 | 1995-02-02 | Precision Motors Deutsche Minebea GmbH, 78549 Spaichingen | Kugellagerung für den Spindelmotor eines Plattenlaufwerkes |
US5486962A (en) | 1994-10-12 | 1996-01-23 | International Business Machines Corporation | Integral hub and disk clamp for a disk drive storage device |
EP0770998B1 (de) * | 1995-10-20 | 2004-03-24 | Minebea Co.,Ltd. | Festplattenantrieb mit zusammengesetzter Lagereinheit |
JPH09112546A (ja) * | 1995-10-20 | 1997-05-02 | Minebea Co Ltd | 複合軸受装置を備えるハードディスクドライブ装置 |
JPH09119436A (ja) * | 1995-10-25 | 1997-05-06 | Minebea Co Ltd | スイングアーム用複合軸受 |
EP1207530A1 (de) * | 1995-10-25 | 2002-05-22 | Minebea Kabushiki-Kaisha | Mehrteiliger Lagerzusammenbau für den Schwenkarm eines Festplattenlaufwerks |
JPH11328835A (ja) * | 1998-05-14 | 1999-11-30 | Minebea Co Ltd | モータおよび同モータを備えるハードディスクドライブ装置 |
JP2000184652A (ja) * | 1998-12-10 | 2000-06-30 | Minebea Co Ltd | スピンドルモータ |
JP3804854B2 (ja) * | 2000-01-07 | 2006-08-02 | 日本ビクター株式会社 | 回転記録媒体駆動装置及びその製造方法 |
JP2001309606A (ja) * | 2000-04-19 | 2001-11-02 | Minebea Co Ltd | Oa機器用の複合軸受電動機 |
JP3936538B2 (ja) * | 2000-05-30 | 2007-06-27 | 株式会社Neomax | 薄型永久磁石式発電機及びそれを組み込んだディスケット |
DE10043808A1 (de) | 2000-09-06 | 2002-03-14 | Prec Motors Deutsche Minebea G | Spindelmotor mit Hülse für Festplattenlaufwerke |
KR100986686B1 (ko) * | 2007-12-04 | 2010-10-11 | 엘지이노텍 주식회사 | 스핀들 모터 |
KR101412863B1 (ko) * | 2013-02-13 | 2014-06-26 | 삼성전기주식회사 | 스핀들 모터 및 이를 구비하는 기록 디스크 구동장치 |
JP2021057927A (ja) * | 2019-09-26 | 2021-04-08 | ミネベアミツミ株式会社 | 回転装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5325404A (en) * | 1976-08-21 | 1978-03-09 | Watanabe Kenkyusho | Toy cassette player |
JPS61112547A (ja) * | 1984-11-07 | 1986-05-30 | Mitsubishi Electric Corp | デイスク駆動モ−タ |
DE3540363A1 (de) * | 1984-12-19 | 1986-06-19 | FAG Kugelfischer Georg Schäfer KGaA, 8720 Schweinfurt | Spindel, insbesondere plattenspeicherspindel |
JP2590334B2 (ja) * | 1987-05-08 | 1997-03-12 | 長野日本電産 株式会社 | カップ形ロ−タを有する磁気ディスク駆動用モ−タ |
US5157295A (en) * | 1989-01-25 | 1992-10-20 | Conner Peripherals, Inc. | Under-the-hub disk drive spin motor |
US5045738A (en) * | 1989-02-22 | 1991-09-03 | Nippon Densan Corporation | Spindle motor |
CA2027225A1 (en) * | 1989-10-27 | 1991-04-28 | Donald James Macleod | Spindle motor assembly for disc drives |
US5138209A (en) * | 1990-03-01 | 1992-08-11 | Nippon Densan Corporation | Spindle motor |
US5274288A (en) * | 1990-06-01 | 1993-12-28 | Conner Peripherals, Inc. | Low noise spin motor for use in disk drive |
JPH0467356A (ja) * | 1990-07-03 | 1992-03-03 | Nec Ibaraki Ltd | 磁気ディスク駆動装置 |
US5214326A (en) * | 1990-09-01 | 1993-05-25 | Nippon Densan Corporation | Spindle motor with magnetic shield for magnetic fluid seal |
US5177650A (en) * | 1990-11-09 | 1993-01-05 | Seagate Technology, Inc. | Disc drive assembly with improved communications and reduced contamination risk |
JP3054210B2 (ja) * | 1991-02-16 | 2000-06-19 | 日本電産株式会社 | スピンドルモータ及びハブ部材の加工方法 |
US5334895A (en) * | 1991-03-20 | 1994-08-02 | Nippon Densan Corporation | Spindle motor with the stator core supported by a resin member |
US5200866A (en) * | 1991-04-09 | 1993-04-06 | Digital Equipment Corporation | Motorized spindle for disk drive |
JPH0523757U (ja) * | 1991-09-04 | 1993-03-26 | 株式会社三協精機製作所 | 小型モータ |
-
1993
- 1993-02-23 JP JP05787193A patent/JP3312942B2/ja not_active Expired - Fee Related
-
1994
- 1994-02-22 DE DE69426576T patent/DE69426576T2/de not_active Expired - Fee Related
- 1994-02-22 EP EP94301227A patent/EP0613134B1/de not_active Expired - Lifetime
- 1994-02-23 US US08/200,455 patent/US6078466A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH06251496A (ja) | 1994-09-09 |
DE69426576T2 (de) | 2001-05-31 |
JP3312942B2 (ja) | 2002-08-12 |
EP0613134B1 (de) | 2001-01-17 |
EP0613134A1 (de) | 1994-08-31 |
US6078466A (en) | 2000-06-20 |
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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 |