CN1221066C - 电动机 - Google Patents
电动机 Download PDFInfo
- Publication number
- CN1221066C CN1221066C CN01120833.3A CN01120833A CN1221066C CN 1221066 C CN1221066 C CN 1221066C CN 01120833 A CN01120833 A CN 01120833A CN 1221066 C CN1221066 C CN 1221066C
- Authority
- CN
- China
- Prior art keywords
- iron core
- stator core
- magnetic
- stator
- motor
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 101
- 238000003475 lamination Methods 0.000 abstract 2
- 230000005389 magnetism Effects 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 12
- 239000002184 metal Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000007767 bonding agent Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 2
- 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 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/187—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to inner stators
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Rotational Drive Of Disk (AREA)
- Brushless Motors (AREA)
- Motor Or Generator Frames (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP301008/2000 | 2000-09-29 | ||
JP2000301008A JP3762860B2 (ja) | 2000-09-29 | 2000-09-29 | モータ |
JP301008/00 | 2000-09-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1346169A CN1346169A (zh) | 2002-04-24 |
CN1221066C true CN1221066C (zh) | 2005-09-28 |
Family
ID=18782601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN01120833.3A Expired - Fee Related CN1221066C (zh) | 2000-09-29 | 2001-05-30 | 电动机 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6455961B1 (zh) |
JP (1) | JP3762860B2 (zh) |
CN (1) | CN1221066C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102244421A (zh) * | 2010-05-11 | 2011-11-16 | 三星电机株式会社 | 定子芯和具有该定子芯的主轴电机 |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2379560B (en) * | 2001-03-30 | 2005-12-14 | Sunonwealth Electr Mach Ind Co | Supporting structure for a rotor |
KR100473492B1 (ko) * | 2002-09-12 | 2005-03-10 | 삼성전기주식회사 | 광디스크 드라이버용 스핀들 모터 |
US6700241B1 (en) * | 2002-11-27 | 2004-03-02 | Sunonwealth Electric Machine Industry Co., Ltd. | Positioning device for prestressing magnet of spindle motor |
KR100474139B1 (ko) * | 2002-12-12 | 2005-03-10 | 삼성전기주식회사 | 디스크 드라이버용 스핀들 모터 |
US6921993B2 (en) * | 2003-09-16 | 2005-07-26 | Seagate Technology Llc | Geometrically aligning a stator and a base plate for a spindle motor |
TWI258912B (en) * | 2004-03-15 | 2006-07-21 | Delta Electronics Inc | Spindle motor and stator structure thereof |
US7382068B2 (en) | 2004-03-15 | 2008-06-03 | Delta Electronics, Inc | Spindle motor and stator structure thereof |
US7436625B1 (en) * | 2005-01-11 | 2008-10-14 | Western Digital Technologies, Inc. | Disk drive spindle motor having a cavity defined by one of an upper surface of a stator support structure and a lower surface of a stator tooth |
JP4789492B2 (ja) * | 2005-03-28 | 2011-10-12 | 日本電産サーボ株式会社 | 軸流ファン |
JP2006274812A (ja) * | 2005-03-28 | 2006-10-12 | Japan Servo Co Ltd | 軸流ファン |
US7760464B2 (en) * | 2005-09-08 | 2010-07-20 | Seagate Technology Llc | Base for data storage device with parallelism mounting features |
US8084907B2 (en) * | 2005-12-12 | 2011-12-27 | Samsung Electro-Mechanics Co., Ltd. | Spindle motor having holding magnet preventing oil discharge |
US20070159281A1 (en) * | 2006-01-10 | 2007-07-12 | Liang Li | System and method for assembly of an electromagnetic machine |
KR100716833B1 (ko) * | 2006-04-03 | 2007-05-09 | 삼성전기주식회사 | 초박형 스핀들모터 |
JP2008141847A (ja) * | 2006-11-30 | 2008-06-19 | Toshiba Corp | スピンドルモータおよびこれを備えたディスク装置 |
KR100999482B1 (ko) * | 2008-08-19 | 2010-12-09 | 엘지이노텍 주식회사 | 스핀들 모터 |
JP5343543B2 (ja) | 2008-12-08 | 2013-11-13 | 日本電産株式会社 | スピンドルモータ及びそれを用いたディスク駆動装置 |
KR101009153B1 (ko) * | 2008-12-19 | 2011-01-18 | 삼성전기주식회사 | 스핀들모터 |
JP5372629B2 (ja) * | 2009-07-09 | 2013-12-18 | 日本電産株式会社 | ブラシレスモータ |
JP2011205880A (ja) * | 2010-03-05 | 2011-10-13 | Nippon Densan Corp | モータおよびディスク駆動装置 |
KR101119332B1 (ko) | 2010-06-15 | 2012-03-06 | 삼성전기주식회사 | 스핀들모터 |
KR101196607B1 (ko) * | 2010-06-16 | 2012-11-02 | 엘지이노텍 주식회사 | 스핀들 모터 |
KR20120090521A (ko) * | 2011-02-08 | 2012-08-17 | 삼성전기주식회사 | 스핀들 모터 |
JP5565365B2 (ja) * | 2011-04-01 | 2014-08-06 | 株式会社デンソー | 回転電機のロータおよびその製造方法 |
KR101188073B1 (ko) * | 2011-04-04 | 2012-10-05 | 삼성전기주식회사 | 스핀들 모터 |
JP6263325B2 (ja) | 2011-10-19 | 2018-01-17 | ミネベアミツミ株式会社 | ディスク回転用モータおよびこれを備えたディスク駆動装置 |
KR20140003753A (ko) * | 2012-06-27 | 2014-01-10 | 삼성전기주식회사 | 스핀들 모터 |
DE102013000417A1 (de) * | 2013-01-14 | 2014-07-17 | Dorma Gmbh & Co. Kg | Antriebseinheit, inbesondere für eine Karusseltür, mit einem elektronisch kommutierten Vielpolmotor |
JP6228779B2 (ja) * | 2013-07-31 | 2017-11-08 | アスモ株式会社 | モータ |
JP2016123230A (ja) * | 2014-12-25 | 2016-07-07 | 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 |
JP2017184525A (ja) * | 2016-03-31 | 2017-10-05 | 日本電産株式会社 | ステータユニット、モータ、および並列ファン |
JP6922500B2 (ja) * | 2017-07-14 | 2021-08-18 | 日本電産株式会社 | モータ |
JP7069833B2 (ja) * | 2018-02-28 | 2022-05-18 | 日本電産株式会社 | モータ |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5500780A (en) * | 1994-08-05 | 1996-03-19 | International Business Machines Corporation | Disk drive spindle motor having split windings for each phase |
JPH10326452A (ja) * | 1997-05-23 | 1998-12-08 | Mitsumi Electric Co Ltd | ダイレクトドライブ式モータ |
US6104570A (en) * | 1998-09-18 | 2000-08-15 | Seagate Technology, Inc. | Disc drive spindle motor having tuned stator with adhesive grooves |
-
2000
- 2000-09-29 JP JP2000301008A patent/JP3762860B2/ja not_active Expired - Fee Related
-
2001
- 2001-05-30 CN CN01120833.3A patent/CN1221066C/zh not_active Expired - Fee Related
- 2001-05-31 US US09/872,160 patent/US6455961B1/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102244421A (zh) * | 2010-05-11 | 2011-11-16 | 三星电机株式会社 | 定子芯和具有该定子芯的主轴电机 |
US8508096B2 (en) | 2010-05-11 | 2013-08-13 | Samsung Electro-Mechanics Co., Ltd. | Stator core and spindle motor having the same |
Also Published As
Publication number | Publication date |
---|---|
JP3762860B2 (ja) | 2006-04-05 |
US6455961B1 (en) | 2002-09-24 |
US20020050749A1 (en) | 2002-05-02 |
CN1346169A (zh) | 2002-04-24 |
JP2002112517A (ja) | 2002-04-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1221066C (zh) | 电动机 | |
CN101355271A (zh) | 电动机 | |
US7663280B2 (en) | Spindle motor and disk drive device using the same | |
US20040056547A1 (en) | Hydrodynamic bearing system | |
CN1188943C (zh) | 动压式轴承电动机及其制造方法 | |
JP2006046604A (ja) | 動圧流体軸受装置、モータ及びディスク駆動装置 | |
CN1407687A (zh) | 轴向振动防止机构和设有该机构的无电刷电动机 | |
JP2013030242A (ja) | 回転機器 | |
US8878405B2 (en) | Spindle motor | |
KR100970077B1 (ko) | 축받이 유닛 및 축받이 유닛을 탑재한 모터 및 디스크 구동장치 | |
CN202565048U (zh) | 电动机 | |
US8922091B2 (en) | Spindle motor | |
US9577490B2 (en) | Spindle motor | |
KR20090070223A (ko) | 스핀들 모터 | |
KR20020006737A (ko) | 스핀들 모터 | |
CN102789791A (zh) | 主轴电机 | |
JP2012122548A (ja) | ブラシレスモータ、ディスク駆動装置、およびブラシレスモータに用いることが可能な軸受 | |
JP2005337341A (ja) | 動圧軸受装置及びこれを用いたモータ | |
JP2002343016A (ja) | ターンテーブル部を備えたスピンドルモータとその製法 | |
JP2015108455A (ja) | スピンドルモーター | |
JP5784453B2 (ja) | ディスク回転用モータおよびこれを備えたディスク駆動装置 | |
KR20100022330A (ko) | 스핀들 모터 | |
JP2007037247A (ja) | スピンドルモータ、及び記録ディスク駆動装置 | |
JP2014059047A (ja) | スピンドルモータ | |
KR20020045670A (ko) | 스핀들 모터 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: NIDEC SANKYO CORP. Free format text: FORMER NAME OR ADDRESS: SANKYO SEIKI MFG. SEISAKUSHO K.K. |
|
CP03 | Change of name, title or address |
Address after: Nagano Patentee after: Sankyo Seiki Seisakusho KK Address before: Nagano Patentee before: Sankyo Seiki Manufacturing Co., Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: NIDEC CORP. Free format text: FORMER OWNER: NIDEC SANKYO CORP. Effective date: 20080919 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080919 Address after: Kyoto Japan Patentee after: Nippon Densan K. K. Address before: Nagano Patentee before: Sankyo Seiki Seisakusho KK |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050928 Termination date: 20130530 |