DE3675075D1 - Dauermagnetlaeufer. - Google Patents
Dauermagnetlaeufer.Info
- Publication number
- DE3675075D1 DE3675075D1 DE8686107423T DE3675075T DE3675075D1 DE 3675075 D1 DE3675075 D1 DE 3675075D1 DE 8686107423 T DE8686107423 T DE 8686107423T DE 3675075 T DE3675075 T DE 3675075T DE 3675075 D1 DE3675075 D1 DE 3675075D1
- Authority
- DE
- Germany
- Prior art keywords
- permanent magnet
- magnet runner
- runner
- permanent
- magnet
- 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 - Lifetime
Links
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
- H02K1/27—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
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/278—Surface mounted magnets; Inset magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60120404A JPH0824413B2 (ja) | 1985-06-05 | 1985-06-05 | 永久磁石を有する回転子 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3675075D1 true DE3675075D1 (de) | 1990-11-29 |
Family
ID=14785374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686107423T Expired - Lifetime DE3675075D1 (de) | 1985-06-05 | 1986-06-02 | Dauermagnetlaeufer. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4748359A (de) |
EP (1) | EP0204289B1 (de) |
JP (1) | JPH0824413B2 (de) |
DE (1) | DE3675075D1 (de) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4893040A (en) * | 1987-05-08 | 1990-01-09 | Aisin Seiki Kabushiki Kaisha | Dynamo-electric machines |
CH672566A5 (de) * | 1987-06-26 | 1989-11-30 | Portescap | |
JPH01159570U (de) * | 1988-04-19 | 1989-11-06 | ||
US5563463A (en) * | 1988-06-08 | 1996-10-08 | General Electric Company | Permanent magnet rotor |
EP0386239A4 (en) * | 1988-08-19 | 1991-01-16 | Nauchno-Proizvodstvennoe Obiedinenie "Magneton" | Multipole rotor of electric machine |
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 |
JPH05501194A (ja) * | 1989-07-27 | 1993-03-04 | アライド・シグナル・インコーポレーテツド | トルク連結装置 |
JPH0374164A (ja) * | 1989-08-14 | 1991-03-28 | Hitachi Ltd | 電動機 |
JP2543489Y2 (ja) * | 1991-11-21 | 1997-08-06 | マブチモーター株式会社 | 回転電機用ロータ |
DE4142461C2 (de) * | 1991-12-20 | 1997-06-05 | Piller Gmbh Co Kg Anton | Rotor für permanentmagneterregte elektrische Maschinen hoher Drehzahl sowie mit diesem Rotor konfektionierte elektrische Maschine |
US5236091A (en) * | 1992-04-22 | 1993-08-17 | Eriez Manufacturing Company | Eddy current separator and method of making a rotor |
US5486730A (en) * | 1993-03-18 | 1996-01-23 | Solar Turbines Incorporated | Rotor assembly |
US5345130A (en) * | 1993-04-28 | 1994-09-06 | General Electric Company | Modable permanent magnet rotor for optimized field shaping |
EP0748027B1 (de) * | 1995-06-07 | 2006-09-06 | General Electric Company | Dynamoelektrische Maschine und deren Rotorkonstruktion |
DE29510521U1 (de) * | 1995-06-29 | 1996-11-07 | Magnet-Physik Dr. Steingroever GmbH, 50996 Köln | Rotor für elektrische Maschinen und Geräte, insbesondere Schrittmotoren |
US5789831A (en) * | 1995-12-15 | 1998-08-04 | Sorval Products, L.P. | Method of fabricating a rotor for a motor and the rotor produced thereby |
JPH11215748A (ja) * | 1998-01-23 | 1999-08-06 | Toshiba Corp | 永久磁石形回転電機 |
ATE242930T1 (de) * | 1999-12-15 | 2003-06-15 | Bien Air Holding Sa | Bürstenlosen motor mit vorrichtung zur ermittlung der rotorstellung |
US6509664B2 (en) * | 2000-01-13 | 2003-01-21 | General Electric Company | Hybrid synchronous machines comprising permanent magnets and excitation windings in cylindrical element slots |
US6204584B1 (en) * | 2000-01-18 | 2001-03-20 | Cleveland Motion Controls, Inc. | Low cogging torque brushless motor rotor |
CN1215628C (zh) * | 2000-06-14 | 2005-08-17 | 松下电器产业株式会社 | 永久磁铁同步电动机 |
US7884522B1 (en) * | 2004-10-25 | 2011-02-08 | Novatorque, Inc. | Stator and rotor-stator structures for electrodynamic machines |
US20020158535A1 (en) * | 2001-03-29 | 2002-10-31 | Maul Michael J. | Alternator rotor with titanium filler |
US6784582B1 (en) | 2001-11-19 | 2004-08-31 | Valeo Electrical Systems, Inc. | Magnet shaping and pole concentration for reduction of cogging torque in permanent magnet motors |
DE10302164A1 (de) * | 2003-01-22 | 2004-07-29 | Robert Bosch Gmbh | Elektrische Maschine mit Permanentmagnet |
US8330316B2 (en) | 2011-03-09 | 2012-12-11 | Novatorque, Inc. | Rotor-stator structures including boost magnet structures for magnetic regions in rotor assemblies disposed external to boundaries of conically-shaped spaces |
US9093874B2 (en) | 2004-10-25 | 2015-07-28 | Novatorque, Inc. | Sculpted field pole members and methods of forming the same for electrodynamic machines |
US7061152B2 (en) * | 2004-10-25 | 2006-06-13 | Novatorque, Inc. | Rotor-stator structure for electrodynamic machines |
US8543365B1 (en) | 2004-10-25 | 2013-09-24 | Novatorque, Inc. | Computer-readable medium, a method and an apparatus for designing and simulating electrodynamic machines implementing conical and cylindrical magnets |
US8471425B2 (en) | 2011-03-09 | 2013-06-25 | Novatorque, Inc. | Rotor-stator structures including boost magnet structures for magnetic regions having angled confronting surfaces in rotor assemblies |
US8283832B2 (en) * | 2004-10-25 | 2012-10-09 | Novatorque, Inc. | Sculpted field pole members and methods of forming the same for electrodynamic machines |
US7982350B2 (en) | 2004-10-25 | 2011-07-19 | Novatorque, Inc. | Conical magnets and rotor-stator structures for electrodynamic machines |
US7294948B2 (en) * | 2004-10-25 | 2007-11-13 | Novatorque, Inc. | Rotor-stator structure for electrodynamic machines |
CN1797904A (zh) * | 2004-12-20 | 2006-07-05 | 晋裕工业股份有限公司 | 凸形永磁转子马达 |
US20070138891A1 (en) * | 2005-12-19 | 2007-06-21 | Emerson Electric Co. | Magnet retention and positioning sleeve for surface mounted rotor assemblies |
JP5039439B2 (ja) * | 2007-06-12 | 2012-10-03 | アイシン精機株式会社 | 電動ポンプ用ロータ |
US20090160281A1 (en) * | 2007-12-20 | 2009-06-25 | Rasmussen Roy D | Permanent magnet motor with radially supported sleeve |
CN201219227Y (zh) * | 2008-07-30 | 2009-04-08 | 无锡东元电机有限公司 | 一种永磁同步电机转子 |
US20100052457A1 (en) * | 2008-08-29 | 2010-03-04 | Brahmavar Subhash M | Methods and apparatus for fabrication of electric motors |
DE102010001481A1 (de) * | 2010-02-02 | 2011-08-04 | Siemens Aktiengesellschaft, 80333 | Rotor einer permanenterregten Synchronmaschine |
JP5889534B2 (ja) * | 2011-02-01 | 2016-03-22 | 日本電産テクノモータ株式会社 | ブラシレスdcモータ |
JP5989415B2 (ja) * | 2012-06-20 | 2016-09-07 | 信越化学工業株式会社 | 筒状磁気回路の組立方法 |
DE102013206787A1 (de) | 2013-04-16 | 2014-10-16 | Efficient Energy Gmbh | Rotor und Verfahren zum Herstellen eines Rotors |
US20150022044A1 (en) * | 2013-07-22 | 2015-01-22 | Steering Solutions Ip Holding Corporation | System and method for reducing torque ripple in an interior permanent magnet motor |
EP2911274B1 (de) * | 2014-02-19 | 2019-08-28 | Portescap SA | Magnetfliesenanordnung |
US20150333584A1 (en) * | 2014-05-15 | 2015-11-19 | Calnetix Technologies, Llc | High speed brushless dc electric machine |
WO2016003309A1 (en) * | 2014-07-04 | 2016-01-07 | Schlumberger Canada Limited | Permanent magnet rotor for electric submersible pumps |
US9520752B1 (en) | 2015-09-30 | 2016-12-13 | Faraday & Future Inc. | Interior permanent magnet machine for automotive electric vehicles |
JP6702378B2 (ja) * | 2018-09-10 | 2020-06-03 | 株式会社明電舎 | 永久磁石表面貼付形回転機の回転子およびその製造方法 |
JP7238312B2 (ja) * | 2018-09-28 | 2023-03-14 | 日本電産株式会社 | モータ |
CN112671130A (zh) * | 2019-10-15 | 2021-04-16 | 上海海立电器有限公司 | 一种永磁同步电动机的磁环及永磁同步电动机 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR501232A (fr) * | 1918-11-27 | 1920-04-07 | Edmond Gerard | Rotors pour magnétos à bobine fixe |
US3531670A (en) * | 1968-09-16 | 1970-09-29 | Bendix Corp | Rotary electrical apparatus having metallic sleeve for embracing the peripheral sections of permanent magnet rotor |
JPS5250507A (en) * | 1975-10-20 | 1977-04-22 | Hitachi Metals Ltd | Magnetic rotor |
JPS54159025U (de) * | 1978-04-27 | 1979-11-06 | ||
JPS5553164A (en) * | 1978-10-14 | 1980-04-18 | Sony Corp | Permanent magnet rotor |
EP0043981A1 (de) * | 1980-07-11 | 1982-01-20 | Siemens Aktiengesellschaft | Dauermagneterregter Läufer für eine elektrische Maschine |
JPS58123355A (ja) * | 1982-01-18 | 1983-07-22 | Fanuc Ltd | 同期モ−タ |
JPS59139842A (ja) * | 1983-01-31 | 1984-08-10 | Seiko Epson Corp | 回転電機用多極着磁磁石 |
US4625135A (en) * | 1983-07-19 | 1986-11-25 | The Garrett Corporation | Permanent magnet rotor |
US4617726A (en) * | 1984-12-06 | 1986-10-21 | The Garrett Corporation | Maximum stiffness permanent magnet rotor and construction method |
US4591749A (en) * | 1985-03-21 | 1986-05-27 | Ex-Cell-O Corporation | Permanent magnet rotor with interfit cage structure |
-
1985
- 1985-06-05 JP JP60120404A patent/JPH0824413B2/ja not_active Expired - Lifetime
-
1986
- 1986-06-02 EP EP86107423A patent/EP0204289B1/de not_active Expired
- 1986-06-02 DE DE8686107423T patent/DE3675075D1/de not_active Expired - Lifetime
- 1986-06-05 US US06/870,945 patent/US4748359A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0204289A2 (de) | 1986-12-10 |
JPH0824413B2 (ja) | 1996-03-06 |
EP0204289A3 (en) | 1987-09-23 |
US4748359A (en) | 1988-05-31 |
EP0204289B1 (de) | 1990-10-24 |
JPS61280744A (ja) | 1986-12-11 |
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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 |