CN1298567A - 小型电动机的转子 - Google Patents
小型电动机的转子 Download PDFInfo
- Publication number
- CN1298567A CN1298567A CN99805372.4A CN99805372A CN1298567A CN 1298567 A CN1298567 A CN 1298567A CN 99805372 A CN99805372 A CN 99805372A CN 1298567 A CN1298567 A CN 1298567A
- Authority
- CN
- China
- Prior art keywords
- magnet
- mentioned
- hole
- rotor
- axle
- 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.)
- Granted
Links
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
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
-
- 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
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/2726—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
- H02K1/2733—Annular magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
Description
Claims (28)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP113043/1998 | 1998-04-23 | ||
JP113043/98 | 1998-04-23 | ||
JP10113043A JPH11304956A (ja) | 1998-04-23 | 1998-04-23 | 電子時計用ロータおよびその製造方法 |
JP249376/1998 | 1998-09-03 | ||
JP249376/98 | 1998-09-03 | ||
JP10249376A JP2000083335A (ja) | 1998-09-03 | 1998-09-03 | 電子時計用ロータおよびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1298567A true CN1298567A (zh) | 2001-06-06 |
CN1251381C CN1251381C (zh) | 2006-04-12 |
Family
ID=26452074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN99805372.4A Expired - Lifetime CN1251381C (zh) | 1998-04-23 | 1999-04-23 | 小型电动机的转子 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6677692B1 (zh) |
EP (1) | EP1075073B1 (zh) |
CN (1) | CN1251381C (zh) |
HK (1) | HK1036697A1 (zh) |
WO (1) | WO1999054986A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101478186B (zh) * | 2007-12-31 | 2016-12-07 | 通用电气公司 | 永磁体组件及制造该永磁体组件的方法 |
CN108768104A (zh) * | 2018-04-08 | 2018-11-06 | 浙江禾川科技股份有限公司 | 一种在电机轴上贴环形磁铁的装置 |
CN110829650A (zh) * | 2018-08-14 | 2020-02-21 | 佛山市建准电子有限公司 | 马达的转子 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4689058B2 (ja) * | 2001-02-16 | 2011-05-25 | キヤノン株式会社 | リニアモータ、ステージ装置および露光装置ならびにデバイス製造方法 |
US6664689B2 (en) * | 2001-08-06 | 2003-12-16 | Mitchell Rose | Ring-shaped motor core with toroidally-wound coils |
US7768168B2 (en) | 2003-02-26 | 2010-08-03 | Robert Bosch Gmbh | Electric machine comprising a permanent magnet |
JP4487173B2 (ja) * | 2003-09-19 | 2010-06-23 | 株式会社安川電機 | マイクロサーボモータ用回転子およびこの回転子を備えたマイクロサーポモータ |
DE10348394A1 (de) * | 2003-10-17 | 2005-06-02 | Robert Bosch Gmbh | Rotor für eine elektrische Maschine mit verbesserter Temperaturbeständigkeit |
US7250840B2 (en) * | 2004-03-29 | 2007-07-31 | Shin-Etsu Chemical Co., Ltd. | Layered product |
US7723894B2 (en) * | 2004-12-20 | 2010-05-25 | General Electric Company | Electrical machine with improved loss characteristics and method of making same |
US7772948B2 (en) * | 2006-07-31 | 2010-08-10 | Oracle America, Inc. | Self-clinching magnet |
FI122122B (fi) * | 2007-12-11 | 2011-08-31 | Abb Oy | Kestomagneettiyksikkö sähkökoneeseen, menetelmä kestomagneettiyksiköiden asentamiseksi ja sähkökoneen roottori |
EP2072826B1 (de) * | 2007-12-17 | 2015-10-14 | Grundfos Management A/S | Rotor für einem Spaltrohrmotor |
DE102009057067B4 (de) * | 2009-12-04 | 2014-01-09 | Compact Dynamics Gmbh | Mit Permanentmagneten erregte elektrische Maschine |
CN102763308B (zh) * | 2010-02-27 | 2016-06-08 | Mbs工程有限公司 | 具有增加的物理强度的改进的磁体转子组件 |
GB201014073D0 (en) | 2010-08-24 | 2010-10-06 | Dyson Technology Ltd | Rotor core assembly |
GB201014074D0 (en) | 2010-08-24 | 2010-10-06 | Dyson Technology Ltd | Rotor for an electrical machine |
GB2485149B (en) | 2010-11-02 | 2014-11-05 | Dyson Technology Ltd | Method of manufacturing a magnet assembly |
JP2014007278A (ja) * | 2012-06-25 | 2014-01-16 | Jtekt Corp | 磁石の製造方法および磁石 |
US9753433B2 (en) | 2014-09-12 | 2017-09-05 | Seiko Instruments Inc. | Mechanical component, movement, and timepiece |
Family Cites Families (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1043540B (de) * | 1953-07-24 | 1958-11-13 | Philips Nv | An einer Welle befestigter, hohlzylindrischer Dauermagnet |
JPS5721842B2 (zh) * | 1972-12-26 | 1982-05-10 | ||
JPS5049611U (zh) * | 1973-09-05 | 1975-05-15 | ||
JPS5147206A (en) * | 1974-10-21 | 1976-04-22 | Seiko Instr & Electronics | Kogatamootano roota |
JPS5752779B2 (zh) | 1975-01-14 | 1982-11-09 | ||
IT1070268B (it) * | 1976-10-19 | 1985-03-29 | Alfachimici Spa | Composizione per la deposizione anelettrica di leghe a base di nichelio |
US4206379A (en) * | 1976-12-22 | 1980-06-03 | Citizen Watch Co., Ltd. | Permanent magnet rotor assembly for electro-mechanical transducer |
US4334166A (en) * | 1977-01-19 | 1982-06-08 | Kanto Kasei Kogyo Kabushiki Kaisha | Rotary magnetic sensor |
JPS5471610A (en) | 1977-11-18 | 1979-06-08 | Philips Kk | Automatic retrieving device |
DE2900756C2 (de) * | 1978-01-14 | 1983-08-04 | Citizen Watch Co., Ltd., Tokyo | Rotoranordnung für einen Schrittschaltmotor einer elektronischen Uhr |
DE2943265A1 (de) | 1979-10-26 | 1981-05-07 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von 1,2,4-triazol |
JPS56162954A (en) * | 1980-05-15 | 1981-12-15 | Seiko Instr & Electronics Ltd | Rotor |
JPS56162955A (en) * | 1980-05-15 | 1981-12-15 | Seiko Instr & Electronics Ltd | Rotor |
JPS6012822B2 (ja) | 1980-05-19 | 1985-04-03 | ホーチキ株式会社 | 集中監視装置 |
JPS5721842A (en) | 1980-07-14 | 1982-02-04 | Nec Corp | Semiconductor device |
US4412144A (en) * | 1982-04-08 | 1983-10-25 | Moskovsky Energetichesky Institut | Single-phase step motor |
JPS61130436A (ja) | 1984-11-30 | 1986-06-18 | Fujitsu Ltd | 希土類金属磁石の製造方法 |
JPS62236345A (ja) | 1986-04-04 | 1987-10-16 | Seiko Instr & Electronics Ltd | 電子腕時計 |
JPS6393105A (ja) * | 1986-10-08 | 1988-04-23 | Fuji Elelctrochem Co Ltd | 等方性ボンド磁石の製造方法 |
JPS63164365A (ja) | 1986-12-26 | 1988-07-07 | Matsushita Electric Ind Co Ltd | 半導体装置およびその製造方法 |
US4739427A (en) * | 1987-01-14 | 1988-04-19 | Micropolis Corporation | High capacity hard disk construction |
JPS63164365U (zh) * | 1987-04-14 | 1988-10-26 | ||
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 |
US4888507A (en) * | 1988-10-27 | 1989-12-19 | Timex Corporation | Stepping motor rotor assembly for an electronic timepiece |
JPH02241339A (ja) * | 1989-03-14 | 1990-09-26 | Hitachi Ltd | ターボチャージヤ直結回転機用永久磁石回転子 |
US5081388A (en) * | 1990-07-24 | 1992-01-14 | Chen Shew Nen | Magnetic induction motor |
DE4038761A1 (de) * | 1990-12-05 | 1992-06-11 | Bosch Gmbh Robert | Drehsteller |
US5183972A (en) * | 1991-02-04 | 1993-02-02 | Microelectronics And Computer Technology Corporation | Copper/epoxy structures |
US5225770A (en) * | 1991-02-25 | 1993-07-06 | General Scanning, Inc. | Moving magnet galvanometers having a varied density winding distribution coil for a desired performance characteristic |
US5206709A (en) | 1991-09-23 | 1993-04-27 | Reed-Chatwood, Inc. | Apparatus for sensing yarn movement and for signaling breakage of the yarn |
US5314756A (en) * | 1991-11-27 | 1994-05-24 | Hitachi Metals, Ltd. | Permanent magnet of rare-earth-element/transition-metal system having improved corrosion resistance and manufacturing method thereof |
US5825586A (en) * | 1992-05-08 | 1998-10-20 | Matsushita Electric Industrial Co., Ltd. | Disk drive motor having a drive pin assembly which facilitates stabilized chucking of a disk |
EP0584775B1 (en) * | 1992-08-25 | 1997-12-17 | Canon Kabushiki Kaisha | Production method of laminated piezoelectric device and polarization method thereof and vibration wave driven motor |
US5627423A (en) * | 1993-06-11 | 1997-05-06 | Askoll S.P.A. | Permanent-magnet rotor for electric motors and method of manufacturing the same |
US5677581A (en) * | 1994-06-16 | 1997-10-14 | Nippondenso Co., Ltd. | Stepping motor with protruding pole teeth to increase detent torque |
JPH08331784A (ja) * | 1995-03-24 | 1996-12-13 | Hitachi Metals Ltd | 永久磁石界磁方式回転機 |
JP2733824B2 (ja) * | 1995-04-19 | 1998-03-30 | 日本サーボ株式会社 | 2相式永久磁石回転電機 |
CN1067495C (zh) * | 1996-03-07 | 2001-06-20 | 精工爱普生株式会社 | 电动机及其制造方法 |
US6169354B1 (en) * | 1996-05-24 | 2001-01-02 | Halo Data Devices, Inc. | Thin film electric motors |
-
1999
- 1999-04-23 CN CN99805372.4A patent/CN1251381C/zh not_active Expired - Lifetime
- 1999-04-23 WO PCT/JP1999/002189 patent/WO1999054986A1/ja active Application Filing
- 1999-04-23 US US09/673,750 patent/US6677692B1/en not_active Expired - Lifetime
- 1999-04-23 EP EP99921149A patent/EP1075073B1/en not_active Expired - Lifetime
-
2001
- 2001-10-26 HK HK01107462A patent/HK1036697A1/xx unknown
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101478186B (zh) * | 2007-12-31 | 2016-12-07 | 通用电气公司 | 永磁体组件及制造该永磁体组件的方法 |
CN108768104A (zh) * | 2018-04-08 | 2018-11-06 | 浙江禾川科技股份有限公司 | 一种在电机轴上贴环形磁铁的装置 |
CN108768104B (zh) * | 2018-04-08 | 2023-09-19 | 浙江禾川科技股份有限公司 | 一种在电机轴上贴环形磁铁的装置 |
CN110829650A (zh) * | 2018-08-14 | 2020-02-21 | 佛山市建准电子有限公司 | 马达的转子 |
Also Published As
Publication number | Publication date |
---|---|
CN1251381C (zh) | 2006-04-12 |
EP1075073A4 (en) | 2001-10-24 |
WO1999054986A1 (fr) | 1999-10-28 |
EP1075073B1 (en) | 2013-01-02 |
US6677692B1 (en) | 2004-01-13 |
HK1036697A1 (en) | 2002-01-11 |
EP1075073A1 (en) | 2001-02-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1251381C (zh) | 小型电动机的转子 | |
CN1870399A (zh) | 用于产生振动的步进电机 | |
CN1125525C (zh) | 碳换向器及其制造方法 | |
CN1881751A (zh) | 轴向空隙型电动机 | |
CN1499698A (zh) | 内置驱动电路的轴向空隙型无刷振动电机 | |
CN1447494A (zh) | 振动电动机 | |
CN1745907A (zh) | 垂直振动器 | |
CN1389011A (zh) | 层叠定子铁心和其制造方法及旋转电动机和其制造方法 | |
CN1111412A (zh) | 外转子式无电刷直流电动机 | |
CN1704202A (zh) | 制造流体动压轴承和主轴电机的方法以及主轴电机 | |
CN1957184A (zh) | 流体动压轴承装置 | |
CN1290771A (zh) | 电镀装置以及利用该装置电镀工件的工艺 | |
CN1848630A (zh) | 步进电机 | |
CN1160943A (zh) | 无铁芯型bldc电动机及定子组件的制造方法 | |
CN1674410A (zh) | 振动电机及其板式安装结构 | |
CN1897412A (zh) | 定子单元的制造方法以及使用该定子单元的马达 | |
CN1225075C (zh) | 细径电动机及装有该电动机的设备 | |
CN1651788A (zh) | 轴承单元、以及具有该轴承单元的电机和电子设备 | |
CN1731895A (zh) | 内置扁平型振动电动机的电磁音响交换器 | |
CN1092410C (zh) | 偏心转子和有该转子的扁平型振动电机及该转子制造方法 | |
CN1770603A (zh) | 环形磁铁成型体的制造装置及环形烧结磁铁的制造方法 | |
CN1669371A (zh) | 多层配线板及其制造方法、以及半导体装置及无线电子装置 | |
CN1874120A (zh) | 主轴电动机 | |
CN1214507C (zh) | 振动电动机 | |
CN1316815A (zh) | 非圆形扁平电机及其制造方法 |
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 | ||
C56 | Change in the name or address of the patentee |
Owner name: CITIZEN HOLDINGS CO., LTD. Free format text: FORMER NAME OR ADDRESS: CITIZEN WATCH CO., LTD. |
|
CP03 | Change of name, title or address |
Address after: Tokyo, Japan, Japan Patentee after: Citizen Watch Co., Ltd. Address before: Tokyo, Japan, Japan Patentee before: Citizen Watch Co., Ltd. |
|
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Tokyo, Japan, Japan Patentee after: Citizen Watch Co., Ltd. Address before: Tokyo, Japan, Japan Patentee before: Citizen Watch Co., Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20060412 |
|
CX01 | Expiry of patent term |