FR2345844A1 - Dispositif de fixation d'un aimant permanent sur un arbre tournant - Google Patents
Dispositif de fixation d'un aimant permanent sur un arbre tournantInfo
- Publication number
- FR2345844A1 FR2345844A1 FR7708829A FR7708829A FR2345844A1 FR 2345844 A1 FR2345844 A1 FR 2345844A1 FR 7708829 A FR7708829 A FR 7708829A FR 7708829 A FR7708829 A FR 7708829A FR 2345844 A1 FR2345844 A1 FR 2345844A1
- Authority
- FR
- France
- Prior art keywords
- fixing
- rotating shaft
- permanent magnet
- 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.)
- Granted
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
-
- 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)
- Iron Core Of Rotating Electric Machines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/670,139 US4060745A (en) | 1976-03-25 | 1976-03-25 | Structure for attaching a permanent magnet to a rotating shaft |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2345844A1 true FR2345844A1 (fr) | 1977-10-21 |
FR2345844B1 FR2345844B1 (fr) | 1982-10-22 |
Family
ID=24689158
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7708829A Granted FR2345844A1 (fr) | 1976-03-25 | 1977-03-24 | Dispositif de fixation d'un aimant permanent sur un arbre tournant |
Country Status (7)
Country | Link |
---|---|
US (1) | US4060745A (fr) |
JP (1) | JPS52116815A (fr) |
CA (1) | CA1073030A (fr) |
DE (1) | DE2713037A1 (fr) |
FR (1) | FR2345844A1 (fr) |
GB (1) | GB1541967A (fr) |
IL (1) | IL51615A (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2439501A1 (fr) * | 1978-10-20 | 1980-05-16 | Nsm Apparatebau Gmbh Kg | Procede de fabrication de rotors pour petits moteurs electriques |
FR2559318A1 (fr) * | 1984-02-02 | 1985-08-09 | Philips Nv | Moteur electrique avec un element amortisseur de vibrations dispose sur l'arbre de moteur |
FR2566203A1 (fr) * | 1984-03-12 | 1985-12-20 | Philips Nv | Moteur electrique |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS541809A (en) * | 1977-06-07 | 1979-01-09 | Citizen Watch Co Ltd | Rotor magnetic and its manufacture |
JPS6321188Y2 (fr) * | 1979-03-29 | 1988-06-10 | ||
US4318017A (en) * | 1980-01-04 | 1982-03-02 | Timex Corporation | Rotor assembly for electric stepping motor |
JPS5717276U (fr) * | 1980-06-24 | 1982-01-28 | ||
JPS6096961U (ja) * | 1983-12-08 | 1985-07-02 | 株式会社三協精機製作所 | 小型モ−タ用のロ−タ |
US4791328A (en) * | 1985-12-06 | 1988-12-13 | Fasco Industries, Inc. | Multi-piece rotor for dynamoelectric machine |
DE3604245A1 (de) * | 1986-02-11 | 1987-08-13 | Thomson Brandt Gmbh | Mehrpoliger gleichstrommotor |
US4888509A (en) * | 1988-02-05 | 1989-12-19 | Jaroslav Tomasek | Brushless servo motor construction and alignment |
JP2734873B2 (ja) * | 1992-04-20 | 1998-04-02 | 日本電気株式会社 | 磁気ディスク装置のスピンドルモータ |
JP4304387B2 (ja) * | 1999-03-31 | 2009-07-29 | 株式会社富士通ゼネラル | 電動機の回転子 |
US6762527B1 (en) * | 2003-06-19 | 2004-07-13 | Yea Huey Horng | DC brushless motor |
DE102006040611A1 (de) * | 2006-08-30 | 2008-03-06 | Robert Bosch Gmbh | Direktantrieb |
US8598761B2 (en) * | 2007-05-03 | 2013-12-03 | In Motion Technologies Pty., Ltd. | Rotor magnet positioning device |
US7919898B2 (en) * | 2007-06-21 | 2011-04-05 | Nidec Motor Corporation | Rotor core assembly for electric motor |
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 |
CN201204529Y (zh) * | 2008-08-28 | 2009-03-04 | 无锡东元电机有限公司 | 永磁同步电机 |
CN201294443Y (zh) * | 2008-12-01 | 2009-08-19 | 东元总合科技(杭州)有限公司 | 永磁自启动同步电机转子 |
US8234776B2 (en) * | 2010-07-20 | 2012-08-07 | Electric Motor + Actuator Technologies LLC | Method for providing and magnetizing a mechanically keyed permanent magnet rotor, resultant magnetic field synchronized with the mechanical key |
US9735646B2 (en) * | 2013-08-16 | 2017-08-15 | Thomson Industries, Inc. | Injection molded blank for lead screw, rotor-blank assembly and method for producing same |
US9267856B2 (en) * | 2013-11-15 | 2016-02-23 | Futek Advanced Sensor Technology, Inc. | Load and torque sensing systems utilizing magnetic key for mechanical engagement |
DE102014210692A1 (de) * | 2014-06-05 | 2015-12-17 | Robert Bosch Gmbh | Elektrische Maschine und Verfahren und Verwendung hierzu |
DE102014226735A1 (de) * | 2014-12-19 | 2016-06-23 | Continental Automotive Gmbh | Magnetrad |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1853779A (en) * | 1930-08-08 | 1932-04-12 | Excel Magneto Co | Magneto rotor |
GB455231A (en) * | 1935-04-15 | 1936-10-15 | British Thomson Houston Co Ltd | Improvements in and relating to magneto electric machines |
US2269651A (en) * | 1940-08-24 | 1942-01-13 | American Bosch Corp | Rotor for electric generators |
FR987934A (fr) * | 1943-04-23 | 1951-08-21 | Inducteur magnétique tournant particulièrement pour magnéto | |
DE894281C (de) * | 1943-03-22 | 1953-10-22 | Hatot Leon Ets | Synchronmotor |
FR1247394A (fr) * | 1959-10-19 | 1960-12-02 | Perfectionnement aux rotors d'alternateur, en particulier pour bicyclettes | |
DE1302250B (fr) * | 1971-02-04 | |||
DE2328886A1 (de) * | 1973-06-06 | 1975-01-02 | Siemens Ag | Mit einem getriebe gekuppelter gleichstromkleinmotor |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2190956A (en) * | 1937-06-18 | 1940-02-20 | Bendix Aviat Corp | Magneto generator |
US2719931A (en) * | 1951-03-17 | 1955-10-04 | Kober William | Permanent magnet field generators |
US3008062A (en) * | 1957-12-12 | 1961-11-07 | Tkm Electric Corp | Dynamoelectric machine |
US3320453A (en) * | 1959-09-09 | 1967-05-16 | Garrett Corp | Axial air gap dynamoelectric machine with a disc rotor |
DE1212625B (de) * | 1963-10-23 | 1966-03-17 | Licentia Gmbh | Halterung eines duennwandigen Dauermagnet-ringes aus Oxydwerkstoff im Laeufer eines Elektromotors |
US3953752A (en) * | 1973-03-16 | 1976-04-27 | P. R. Mallory & Co. Inc. | Permanent magnet rotor for a synchronous motor and method of making same |
US3979821A (en) * | 1975-05-09 | 1976-09-14 | Kollmorgen Corporation | Method of manufacturing rare earth permanent magnet rotor |
-
1976
- 1976-03-25 US US05/670,139 patent/US4060745A/en not_active Expired - Lifetime
-
1977
- 1977-03-02 CA CA272,982A patent/CA1073030A/fr not_active Expired
- 1977-03-07 IL IL51615A patent/IL51615A/xx unknown
- 1977-03-11 GB GB7710291A patent/GB1541967A/en not_active Expired
- 1977-03-14 JP JP2714077A patent/JPS52116815A/ja active Pending
- 1977-03-24 DE DE19772713037 patent/DE2713037A1/de active Granted
- 1977-03-24 FR FR7708829A patent/FR2345844A1/fr active Granted
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1302250B (fr) * | 1971-02-04 | |||
US1853779A (en) * | 1930-08-08 | 1932-04-12 | Excel Magneto Co | Magneto rotor |
GB455231A (en) * | 1935-04-15 | 1936-10-15 | British Thomson Houston Co Ltd | Improvements in and relating to magneto electric machines |
US2269651A (en) * | 1940-08-24 | 1942-01-13 | American Bosch Corp | Rotor for electric generators |
DE894281C (de) * | 1943-03-22 | 1953-10-22 | Hatot Leon Ets | Synchronmotor |
FR987934A (fr) * | 1943-04-23 | 1951-08-21 | Inducteur magnétique tournant particulièrement pour magnéto | |
FR1247394A (fr) * | 1959-10-19 | 1960-12-02 | Perfectionnement aux rotors d'alternateur, en particulier pour bicyclettes | |
DE2328886A1 (de) * | 1973-06-06 | 1975-01-02 | Siemens Ag | Mit einem getriebe gekuppelter gleichstromkleinmotor |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2439501A1 (fr) * | 1978-10-20 | 1980-05-16 | Nsm Apparatebau Gmbh Kg | Procede de fabrication de rotors pour petits moteurs electriques |
FR2559318A1 (fr) * | 1984-02-02 | 1985-08-09 | Philips Nv | Moteur electrique avec un element amortisseur de vibrations dispose sur l'arbre de moteur |
FR2566203A1 (fr) * | 1984-03-12 | 1985-12-20 | Philips Nv | Moteur electrique |
Also Published As
Publication number | Publication date |
---|---|
DE2713037C2 (fr) | 1988-06-01 |
GB1541967A (en) | 1979-03-14 |
DE2713037A1 (de) | 1977-09-29 |
IL51615A (en) | 1979-12-30 |
CA1073030A (fr) | 1980-03-04 |
JPS52116815A (en) | 1977-09-30 |
US4060745A (en) | 1977-11-29 |
IL51615A0 (en) | 1977-05-31 |
FR2345844B1 (fr) | 1982-10-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |