CN101042907B - 盘驱动用电动机和信息记录再生装置 - Google Patents
盘驱动用电动机和信息记录再生装置 Download PDFInfo
- Publication number
- CN101042907B CN101042907B CN2006101388132A CN200610138813A CN101042907B CN 101042907 B CN101042907 B CN 101042907B CN 2006101388132 A CN2006101388132 A CN 2006101388132A CN 200610138813 A CN200610138813 A CN 200610138813A CN 101042907 B CN101042907 B CN 101042907B
- Authority
- CN
- China
- Prior art keywords
- mentioned
- dish
- magnetic shield
- shield panel
- head
- 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
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 7
- 230000001172 regenerating effect Effects 0.000 claims description 5
- 230000003467 diminishing effect Effects 0.000 claims 1
- 238000010408 sweeping Methods 0.000 claims 1
- 239000012530 fluid Substances 0.000 abstract description 9
- 230000005389 magnetism Effects 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 description 29
- 238000005755 formation reaction Methods 0.000 description 29
- 239000003570 air Substances 0.000 description 22
- 230000009471 action Effects 0.000 description 15
- 230000000694 effects Effects 0.000 description 12
- 230000008859 change Effects 0.000 description 10
- 238000005452 bending Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000006641 stabilisation Effects 0.000 description 4
- 238000011105 stabilization Methods 0.000 description 4
- 230000005764 inhibitory process Effects 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- QCDFBFJGMNKBDO-UHFFFAOYSA-N Clioquinol Chemical compound C1=CN=C2C(O)=C(I)C=C(Cl)C2=C1 QCDFBFJGMNKBDO-UHFFFAOYSA-N 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910001105 martensitic stainless steel Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
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
- G11B19/2018—Incorporating means for passive damping of vibration, either in the turntable, motor or mounting
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/01—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for shielding from electromagnetic fields, i.e. structural association with shields
- H02K11/014—Shields associated with stationary parts, e.g. stator cores
- H02K11/0141—Shields associated with casings, enclosures or brackets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Rotational Drive Of Disk (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
Description
Claims (4)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006076326 | 2006-03-20 | ||
JP2006-076326 | 2006-03-20 | ||
JP2006076326A JP2007252167A (ja) | 2006-03-20 | 2006-03-20 | ディスク駆動用モータ及び情報記録再生装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010105359366A Division CN102034511A (zh) | 2006-03-20 | 2006-09-19 | 盘驱动用电动机和信息记录再生装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101042907A CN101042907A (zh) | 2007-09-26 |
CN101042907B true CN101042907B (zh) | 2011-04-13 |
Family
ID=38517527
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006101388132A Expired - Fee Related CN101042907B (zh) | 2006-03-20 | 2006-09-19 | 盘驱动用电动机和信息记录再生装置 |
CN2010105359366A Pending CN102034511A (zh) | 2006-03-20 | 2006-09-19 | 盘驱动用电动机和信息记录再生装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010105359366A Pending CN102034511A (zh) | 2006-03-20 | 2006-09-19 | 盘驱动用电动机和信息记录再生装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7911734B2 (zh) |
JP (1) | JP2007252167A (zh) |
CN (2) | CN101042907B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090168639A1 (en) * | 2007-12-26 | 2009-07-02 | Nidec Corporation | Spindle motor and disk drive apparatus provided with the same |
JP2009268166A (ja) * | 2008-04-22 | 2009-11-12 | Nippon Densan Corp | スピンドルモータ、及びディスク駆動装置 |
KR101101681B1 (ko) * | 2010-06-15 | 2011-12-30 | 삼성전기주식회사 | 모터 및 기록 디스크 구동장치 |
KR101101638B1 (ko) * | 2010-07-13 | 2012-01-02 | 삼성전기주식회사 | 모터 및 기록 디스크 구동장치 |
JP2012055075A (ja) * | 2010-08-31 | 2012-03-15 | Nippon Densan Corp | スピンドルモータおよびディスク駆動装置 |
SG193667A1 (en) * | 2012-03-30 | 2013-10-30 | Nidec Corp | Brushless motor and disk drive apparatus |
US8773814B1 (en) | 2012-12-19 | 2014-07-08 | HGST Netherlands B.V. | Hard disk having a squeeze air bearing for rotating a disk |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020018315A1 (en) * | 1998-03-31 | 2002-02-14 | Katsutoshi Nii | Disk drive unit with hydrodynamic fluid bearing unit and disk device with said drive unit |
US6486578B2 (en) * | 1999-04-07 | 2002-11-26 | International Business Machines Corporation | Spindle motor and disk unit |
CN1404064A (zh) * | 2001-08-31 | 2003-03-19 | 株式会社东芝 | 具有磁屏蔽罩的磁盘驱动器 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000331460A (ja) | 1999-05-21 | 2000-11-30 | Naruse Atsushi | ディスクフラッタ制振装置 |
JP3641564B2 (ja) | 1999-09-08 | 2005-04-20 | 日本電産株式会社 | ラジアル動圧軸受部を備えた回転装置及び記録装置 |
JP2006079744A (ja) * | 2004-09-10 | 2006-03-23 | Hitachi Global Storage Technologies Netherlands Bv | 磁気ディスク装置 |
-
2006
- 2006-03-20 JP JP2006076326A patent/JP2007252167A/ja active Pending
- 2006-09-19 CN CN2006101388132A patent/CN101042907B/zh not_active Expired - Fee Related
- 2006-09-19 CN CN2010105359366A patent/CN102034511A/zh active Pending
- 2006-09-20 US US11/523,659 patent/US7911734B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020018315A1 (en) * | 1998-03-31 | 2002-02-14 | Katsutoshi Nii | Disk drive unit with hydrodynamic fluid bearing unit and disk device with said drive unit |
US6486578B2 (en) * | 1999-04-07 | 2002-11-26 | International Business Machines Corporation | Spindle motor and disk unit |
CN1404064A (zh) * | 2001-08-31 | 2003-03-19 | 株式会社东芝 | 具有磁屏蔽罩的磁盘驱动器 |
Also Published As
Publication number | Publication date |
---|---|
CN101042907A (zh) | 2007-09-26 |
CN102034511A (zh) | 2011-04-27 |
US7911734B2 (en) | 2011-03-22 |
JP2007252167A (ja) | 2007-09-27 |
US20070217064A1 (en) | 2007-09-20 |
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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: 20140516 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140516 Address after: Japan Ehime Prefecture Patentee after: Panasonic Healthcare Co., Ltd 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's health medical treatment is controlled interest Co., Ltd. Address before: Japan Ehime Prefecture Patentee before: Panasonic Healthcare Co., Ltd |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20170919 |
|
CF01 | Termination of patent right due to non-payment of annual fee |