IT1245838B - Motore elettrico senza spazzole e rotore relativo. - Google Patents
Motore elettrico senza spazzole e rotore relativo.Info
- Publication number
- IT1245838B IT1245838B IT02206490A IT2206490A IT1245838B IT 1245838 B IT1245838 B IT 1245838B IT 02206490 A IT02206490 A IT 02206490A IT 2206490 A IT2206490 A IT 2206490A IT 1245838 B IT1245838 B IT 1245838B
- Authority
- IT
- Italy
- Prior art keywords
- brushes
- electric motor
- relative rotor
- rotor
- relative
- Prior art date
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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49009—Dynamoelectric machine
- Y10T29/49012—Rotor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Brushless Motors (AREA)
- Nozzles For Electric Vacuum Cleaners (AREA)
- Motor Or Generator Current Collectors (AREA)
- Brushes (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT02206490A IT1245838B (it) | 1990-11-15 | 1990-11-15 | Motore elettrico senza spazzole e rotore relativo. |
US07/770,426 US5193266A (en) | 1990-11-15 | 1991-10-03 | Method of making a brushless electric motor and rotor therefor |
JP3325101A JPH04265644A (ja) | 1990-11-15 | 1991-11-14 | ブラシレス電気モータ及びそのための回転子 |
EP91830503A EP0486448A1 (en) | 1990-11-15 | 1991-11-15 | Brushless electric motor and rotor therefor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT02206490A IT1245838B (it) | 1990-11-15 | 1990-11-15 | Motore elettrico senza spazzole e rotore relativo. |
Publications (3)
Publication Number | Publication Date |
---|---|
IT9022064A0 IT9022064A0 (it) | 1990-11-15 |
IT9022064A1 IT9022064A1 (it) | 1992-05-15 |
IT1245838B true IT1245838B (it) | 1994-10-24 |
Family
ID=11190938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT02206490A IT1245838B (it) | 1990-11-15 | 1990-11-15 | Motore elettrico senza spazzole e rotore relativo. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5193266A (it) |
EP (1) | EP0486448A1 (it) |
JP (1) | JPH04265644A (it) |
IT (1) | IT1245838B (it) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL9200515A (nl) * | 1992-03-20 | 1993-10-18 | Philips Nv | Elektrische machine, werkwijze voor het aan elkaar bevestigen van een zacht-magnetisch lichaam en een hard-magnetisch lichaam en werkwijze voor het aan elkaar bevestigen van twee hard-magnetische lichamen. |
US5722303A (en) * | 1993-03-03 | 1998-03-03 | University Of Chicago | Mixed-mu superconducting bearings |
WO1996012336A1 (fr) * | 1994-10-14 | 1996-04-25 | Honda Giken Kogyo Kabushiki Kaisha | Rotor pour machine rotative, son procede de fabrication et unite a aimant |
JPH08154351A (ja) * | 1994-11-29 | 1996-06-11 | Daido Steel Co Ltd | マグネットロータ |
US6031303A (en) * | 1997-12-09 | 2000-02-29 | Siemens Automotive Corporation | Method of joining a member of soft magnetic material to a member of hardened material using a brazing technique |
JP4781566B2 (ja) * | 2001-06-27 | 2011-09-28 | パナソニックエコシステムズ株式会社 | Dcモータおよびそれを搭載した電気機器 |
DE10135019A1 (de) * | 2001-07-18 | 2003-01-30 | Bosch Gmbh Robert | Permanentmagnetisch erregter Elektromotor |
US6979918B2 (en) * | 2002-12-20 | 2005-12-27 | Canon Kabushiki Kaisha | Actuator |
US20050134137A1 (en) * | 2003-12-17 | 2005-06-23 | Sweo Edwin A. | Method for manufacturing squirrel cage rotor |
CN101005225B (zh) * | 2007-01-09 | 2011-02-02 | 彭永东 | 锥形软起动电机转子的制造方法 |
US8427021B2 (en) * | 2009-02-04 | 2013-04-23 | Andrew J. Devitt | Hydrostatic bearing made of magnetic material which is also used as a motor magnet |
CA2824341C (en) | 2011-01-31 | 2015-04-14 | Espera-Werke Gmbh | Device and method for labelling individual packages from the underside of the package |
US10199910B2 (en) * | 2014-10-03 | 2019-02-05 | Ford Global Technologies, Llc | Motor core formed from a single steel source and having separately processed rotor and stator laminations |
CN106594024B (zh) * | 2016-12-14 | 2019-03-26 | 贵州航天林泉电机有限公司 | 一种轴向同极性磁钢粘接方法 |
CN113441335B (zh) * | 2021-07-16 | 2022-09-27 | 江西嘉圆磁电科技有限公司 | 一种磁瓦装配用磁瓦外表面均匀附胶机 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2680822A (en) * | 1951-06-25 | 1954-06-08 | Keefe & Merritt Company O | Rotor for dynamoelectric machines |
US3909647A (en) * | 1973-06-22 | 1975-09-30 | Bendix Corp | Rotor assembly for permanent magnet generator |
US3979821A (en) * | 1975-05-09 | 1976-09-14 | Kollmorgen Corporation | Method of manufacturing rare earth permanent magnet rotor |
CH612287A5 (it) * | 1975-05-22 | 1979-07-13 | Bbc Brown Boveri & Cie | |
US4088177A (en) * | 1976-01-07 | 1978-05-09 | General Electric Company | Permanent magnet D.C. dynamoelectric machine and method of making same |
US4213803A (en) * | 1976-08-31 | 1980-07-22 | Tdk Electronics Company Limited | R2 Co17 Rare type-earth-cobalt, permanent magnet material and process for producing the same |
US4104787A (en) * | 1977-03-21 | 1978-08-08 | General Motors Corporation | Forming curved wafer thin magnets from rare earth-cobalt alloy powders |
JPS54104408A (en) * | 1978-02-03 | 1979-08-16 | Namiki Precision Jewel Co Ltd | Rare earthhcobalt base permanent magnet alloy |
US4172717A (en) * | 1978-04-04 | 1979-10-30 | Hitachi Metals, Ltd. | Permanent magnet alloy |
US4234360A (en) * | 1978-04-21 | 1980-11-18 | General Electric Company | Method of making hysteresis motor rotor using amorphous magnetic alloy ribbons |
US4339874A (en) * | 1978-12-26 | 1982-07-20 | The Garrett Corporation | Method of making a wedge-shaped permanent magnet rotor assembly |
US4325757A (en) * | 1979-09-04 | 1982-04-20 | General Motors Corporation | Method of forming thin curved rare earth-transition metal magnets from lightly compacted powder preforms |
US4354126A (en) * | 1980-09-12 | 1982-10-12 | Westinghouse Electric Corp. | Dynamoelectric machine with a permanent magnet rotor having laminated poles |
US4510680A (en) * | 1982-12-27 | 1985-04-16 | General Electric Company | Method of making a permanent magnet rotor |
FR2548843B1 (fr) * | 1983-07-07 | 1986-11-07 | Labinal | Perfectionnement aux machines tournantes a aimants au rotor |
FR2556519A1 (fr) * | 1983-12-08 | 1985-06-14 | Labinal | Perfectionnement aux machines a aimants et notamment aux machines a aimants au rotor et procede de fabrication de pieces de ces machines |
GB8403751D0 (en) * | 1984-02-13 | 1984-03-14 | Sherritt Gordon Mines Ltd | Producing sm2 co17 alloy |
DE3570457D1 (en) * | 1984-02-13 | 1989-06-29 | Sherritt Gordon Mines Ltd | Sm2co17 alloys suitable for use as permanent magnets |
FR2565044B1 (fr) * | 1984-05-23 | 1987-08-28 | Labinal | Perfectionnement aux machines tournantes a aimants au rotor |
US4617726A (en) * | 1984-12-06 | 1986-10-21 | The Garrett Corporation | Maximum stiffness permanent magnet rotor and construction method |
US4760300A (en) * | 1985-07-05 | 1988-07-26 | Mitsubishi Denki Kabushiki Kaisha | Squirrel-cage type rotor and method for its manufacture |
FR2615049B1 (fr) * | 1987-05-04 | 1989-06-16 | Alsthom | Collecteur pour machine electrique tournante et procede de fabrication de ce collecteur |
US4916346A (en) * | 1987-12-28 | 1990-04-10 | General Electric Company | Composite rotor lamination for use in reluctance hompolar, and permanent magnet machines |
US4918831A (en) * | 1987-12-28 | 1990-04-24 | General Electric Company | Method of fabricating composite rotor laminations for use in reluctance, homopolar and permanent magnet machines |
-
1990
- 1990-11-15 IT IT02206490A patent/IT1245838B/it active IP Right Grant
-
1991
- 1991-10-03 US US07/770,426 patent/US5193266A/en not_active Expired - Fee Related
- 1991-11-14 JP JP3325101A patent/JPH04265644A/ja not_active Withdrawn
- 1991-11-15 EP EP91830503A patent/EP0486448A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
IT9022064A0 (it) | 1990-11-15 |
US5193266A (en) | 1993-03-16 |
JPH04265644A (ja) | 1992-09-21 |
IT9022064A1 (it) | 1992-05-15 |
EP0486448A1 (en) | 1992-05-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |