FR2316710A1 - Aimant segmentaire, procede pour sa fabrication et son utilisation - Google Patents
Aimant segmentaire, procede pour sa fabrication et son utilisationInfo
- Publication number
- FR2316710A1 FR2316710A1 FR7618685A FR7618685A FR2316710A1 FR 2316710 A1 FR2316710 A1 FR 2316710A1 FR 7618685 A FR7618685 A FR 7618685A FR 7618685 A FR7618685 A FR 7618685A FR 2316710 A1 FR2316710 A1 FR 2316710A1
- Authority
- FR
- France
- Prior art keywords
- manufacture
- segmental
- magnet
- segmental 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
- H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
- H02K23/02—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors characterised by arrangement for exciting
- H02K23/04—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors characterised by arrangement for exciting having permanent magnet excitation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/10—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0205—Magnetic circuits with PM in general
- H01F7/021—Construction of PM
-
- 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
- H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
- H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Dc Machiner (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2527461A DE2527461C2 (de) | 1975-06-20 | 1975-06-20 | Verfahren zur Herstellung von anisotropen Segmentmagneten für elektrische Maschinen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2316710A1 true FR2316710A1 (fr) | 1977-01-28 |
FR2316710B1 FR2316710B1 (fr) | 1981-12-24 |
Family
ID=5949514
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7618685A Granted FR2316710A1 (fr) | 1975-06-20 | 1976-06-18 | Aimant segmentaire, procede pour sa fabrication et son utilisation |
Country Status (8)
Country | Link |
---|---|
US (1) | US4110718A (fr) |
JP (1) | JPS523199A (fr) |
BR (1) | BR7603927A (fr) |
DE (1) | DE2527461C2 (fr) |
ES (1) | ES448998A1 (fr) |
FR (1) | FR2316710A1 (fr) |
GB (1) | GB1535604A (fr) |
NL (1) | NL7606637A (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2371082A1 (fr) * | 1976-11-10 | 1978-06-09 | Fujitsu Fanuc Ltd | Moteur a courant continu |
FR2415352A1 (fr) * | 1978-01-19 | 1979-08-17 | Varian Associates | Ensemble magnetique en circuit ouvert pour des tubes a champs croises |
FR2439492A1 (fr) * | 1978-10-18 | 1980-05-16 | Bosch Gmbh Robert | Machine electrique, en particulier petit moteur |
FR2499305A1 (fr) * | 1981-02-04 | 1982-08-06 | Radiotechnique Compelec | Procede de fabrication d'aimants frittes comportant au moins deux zones de proprietes magnetiques differentes, et aimants ainsi obtenus |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2843375A1 (de) * | 1978-10-05 | 1980-04-24 | Bosch Gmbh Robert | Permanentmagnet fuer elektrische maschinen, insbesondere kleinmotoren |
JPS5759464A (en) * | 1980-09-29 | 1982-04-09 | Hitachi Ltd | Field pole for dc electric machine |
JPS5765262A (en) * | 1980-10-08 | 1982-04-20 | Hitachi Ltd | Dc machine |
DE3103475A1 (de) * | 1981-02-03 | 1982-08-26 | Robert Bosch Gmbh, 7000 Stuttgart | Elektrische maschine, insbesondere kleinmotor |
JPS57148566A (en) * | 1981-03-09 | 1982-09-13 | Hitachi Metals Ltd | Composite permanent magnet for magnetic field |
JPS57153558A (en) * | 1981-03-17 | 1982-09-22 | Hitachi Ltd | Permanent magnet field starter with auxiliary pole |
DE3119782C2 (de) * | 1981-05-19 | 1985-01-10 | Robert Bosch Gmbh, 7000 Stuttgart | Kollektormaschine mit Permanentmagneten |
JPS57189276U (fr) * | 1981-05-26 | 1982-12-01 | ||
JPS57189275U (fr) * | 1981-05-26 | 1982-12-01 | ||
GB2112578B (en) * | 1981-07-14 | 1986-03-05 | Hitachi Metals Ltd | Field composite permanent magnet and method of producing the same |
JPS5815089A (ja) * | 1981-07-14 | 1983-01-28 | 日立金属株式会社 | 酸化物永久磁石とその製造法 |
JPS5846280U (ja) * | 1981-09-24 | 1983-03-29 | 藤崎 清則 | 永久磁石型回転電機 |
US4491756A (en) * | 1981-10-21 | 1985-01-01 | Hitachi, Ltd. | Direct current dynamoelectric machine of permanent magnet type |
US4471252A (en) * | 1981-11-27 | 1984-09-11 | Lucas Industries Limited Company | Rotary dynamo electric machine with protection against demagnetization of low flux portion of permanent magnet poles |
JPS6014639U (ja) * | 1983-07-07 | 1985-01-31 | 三菱電機株式会社 | 磁石モ−タの固定子 |
JPS60103269U (ja) * | 1983-12-16 | 1985-07-13 | 三菱電機株式会社 | 磁石モ−タの固定子 |
US4544904A (en) * | 1984-02-24 | 1985-10-01 | Kishore Tarachand | Composite magnet and magnetic circuit |
JPS6158459A (ja) * | 1984-08-29 | 1986-03-25 | Hitachi Ltd | 永久磁石界磁式直流機 |
JPS6162349A (ja) * | 1984-08-31 | 1986-03-31 | Hitachi Ltd | 永久磁石式直流機の界磁構造 |
US4710239A (en) * | 1984-09-14 | 1987-12-01 | General Motors Corporation | Hot pressed permanent magnet having high and low coercivity regions |
JPS62161569U (fr) * | 1986-04-04 | 1987-10-14 | ||
DE3800916A1 (de) * | 1988-01-14 | 1989-07-27 | Siemens Ag | Feldstellung fuer eine elektrische maschine mit permanentmagneten im erregerteil |
US5047743A (en) * | 1988-01-22 | 1991-09-10 | Scesney Stanley P | Integrated magnetic element |
US4980593A (en) * | 1989-03-02 | 1990-12-25 | The Balbec Corporation | Direct current dynamoelectric machines utilizing high-strength permanent magnets |
US5093595A (en) * | 1989-12-15 | 1992-03-03 | Magnetic Peripherals Inc. | Spindle motor having reduced torque ripple |
EP0451773B1 (fr) * | 1990-04-09 | 1996-02-07 | Nippon Conlux Co., Ltd. | Moteur linéaire |
US5608279A (en) * | 1993-12-13 | 1997-03-04 | Murray; David E. | DC generator |
US5409236A (en) * | 1993-12-23 | 1995-04-25 | Therrien; Joel M. | Magnetic game or puzzle and method for making same |
DE29515302U1 (de) * | 1995-09-25 | 1995-11-30 | Rheinmagnet Horst Baermann GmbH, 53819 Neunkirchen-Seelscheid | Magnetanordnung |
DE19628722A1 (de) * | 1996-07-17 | 1998-01-22 | Esselte Meto Int Gmbh | Vorrichtung zum Deaktivieren eines Sicherungselementes für die elektronische Artikelsicherung |
US6114792A (en) * | 1996-11-18 | 2000-09-05 | Siemens Aktiengesellschaft | Commutator motor with a magnetic field deflecting moving charge carriers in the commutator brush |
JPH11355985A (ja) * | 1998-06-04 | 1999-12-24 | Toshiba Corp | 永久磁石形モータ |
AU2001250577A1 (en) * | 2000-04-19 | 2001-10-30 | Crumax Magnetics, Inc. | Permanent magnet stator assembly and method of manufacturing |
US6462448B1 (en) * | 2000-07-05 | 2002-10-08 | Black & Decker Inc. | Flux ring for an electric motor |
US6720697B2 (en) * | 2000-12-18 | 2004-04-13 | Asmo Co., Ltd. | Direct-current motor |
BR0303575A (pt) * | 2002-03-20 | 2004-04-20 | Daikin Ind Ltd | Motor elétrico do tipo de imã permanente e compressor que utiliza o mesmo |
KR100680201B1 (ko) * | 2004-09-17 | 2007-02-08 | 엘지전자 주식회사 | 영구자석형 모터 |
US7504754B2 (en) * | 2005-10-31 | 2009-03-17 | Caterpillar Inc. | Rotor having multiple permanent-magnet pieces in a cavity |
EP1816725A1 (fr) * | 2006-02-03 | 2007-08-08 | University of Teheran | Ensemble à aimants permanents pour machines électriques et actuateurs, leur procédé de conception et machines électriques et actuateurs |
US20070284960A1 (en) * | 2006-06-12 | 2007-12-13 | Remy International, Inc. | Magnet for a dynamoelectric machine, dynamoelectric machine and method |
US8044548B2 (en) * | 2006-08-23 | 2011-10-25 | Kabushiki Kaisha Toshiba | Permanent-magnet-type rotating electrical machine |
US20110298313A1 (en) * | 2006-10-13 | 2011-12-08 | Black & Decker Inc. | Motor With Permanent Magnets and Method of Manufacturing Power Tool With Same |
CN101641854B (zh) * | 2007-03-27 | 2012-10-10 | 日立金属株式会社 | 永磁体式旋转机及其制造方法 |
WO2008146937A1 (fr) * | 2007-05-28 | 2008-12-04 | Toyota Jidosha Kabushiki Kaisha | Rotor pour moteur intégré dans un aimant et moteur intégré dans un aimant |
US7847461B2 (en) * | 2007-06-06 | 2010-12-07 | Gm Global Technology Operations, Inc. | Multi-layer magnet arrangement in a permanent magnet machine for a motorized vehicle |
DE102011014421A1 (de) * | 2010-03-22 | 2012-08-09 | Johnson Electric S.A. | Elektromaschine |
CN102611216A (zh) * | 2011-01-19 | 2012-07-25 | 株式会社安川电机 | 混合型励磁永久磁铁及使用其的旋转电机用转子及发电机 |
EP2479872B1 (fr) * | 2011-01-25 | 2017-08-30 | Siemens Aktiengesellschaft | Machine synchrone excitée en permanence dotée d'un rotor |
DE102012218498A1 (de) | 2012-10-11 | 2014-04-17 | Siemens Aktiengesellschaft | Dynamoelektrische Maschine mit einem mehrpoligen Rotor mit Permanentmagneten und deren Herstellung |
DE102013013335A1 (de) * | 2013-08-06 | 2015-02-12 | Technische Universität Dortmund | Verfahren zur Herstellung von Werkzeugspulen und/oder Werkzeugen für die Magnetumformung insbesondere dünnwandiger Werkstücke aus elektrisch leitfähigen Werkstoffen sowie entsprechend hergestellte Werkzeugspule |
JP6109338B2 (ja) * | 2013-12-05 | 2017-04-05 | 三菱電機株式会社 | 永久磁石埋込型電動機、圧縮機及び冷凍空調装置 |
DK3180141T3 (en) * | 2014-08-12 | 2019-03-11 | Abb Schweiz Ag | Magnet with regions of different magnetic properties and method for forming such a magnet |
CN111064289B (zh) * | 2019-12-30 | 2022-05-17 | 智车优行科技(上海)有限公司 | 一种永磁同步电机、转子、转子磁钢及车辆 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1167248A (fr) * | 1957-02-26 | 1958-11-21 | Csf | Perfectionnements aux aimants permanents |
FR2191226A1 (fr) * | 1972-06-28 | 1974-02-01 | Baermann Max |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2048161A (en) * | 1934-03-29 | 1936-07-21 | Bosch Robert | Dynamo-electric machine frame |
US2984866A (en) * | 1959-06-04 | 1961-05-23 | Steatite Res Corp | Process and apparatus for filling and orienting dry, hard ferromagnetic powders into molds |
NL104939C (fr) * | 1959-11-04 | |||
US3110675A (en) * | 1960-03-25 | 1963-11-12 | Gen Motors Corp | Method of fabricating ferrite bodies |
US3085291A (en) * | 1960-10-31 | 1963-04-16 | Philips Corp | Device for manufacturing magnetically anisotropic bodies |
US3454825A (en) * | 1965-12-06 | 1969-07-08 | Gen Electric | Composite magnet structure |
US3374504A (en) * | 1966-04-11 | 1968-03-26 | Ludwig Herbert | Mold assembly with composite sole plate for double injection |
DE1683921C3 (de) * | 1966-08-27 | 1981-07-30 | Naamloze Vennootschap Philips' Gloeilampenfabrieken, Eindhoven | Verfahren und Vorrichtung zum Herstellen von magnetisierbaren Formlingen aus keramischem Material |
US3535200A (en) * | 1967-09-18 | 1970-10-20 | Gen Motors Corp | Multilayered mechanically oriented ferrite |
GB1277876A (en) * | 1968-08-16 | 1972-06-14 | Lucas Industries Ltd | Direct current dynamo electric machines |
DE2109390A1 (de) * | 1971-02-27 | 1972-09-07 | Bosch Gmbh Robert | Elektrische Anlage für Kraftfahrzeuge mit einem Wechselstromgenerator |
US3768054A (en) * | 1972-04-03 | 1973-10-23 | Gen Electric | Low flux leakage magnet construction |
DE2314559C2 (de) * | 1973-03-23 | 1982-08-05 | Robert Bosch Gmbh, 7000 Stuttgart | Zündanlage für Brennkraftmaschinen mit einem Magnetzünder |
DE2318557C3 (de) * | 1973-04-12 | 1978-12-07 | Dorst-Keramikmaschinen-Bau Otto Dorst U. Dipl.-Ing. Walter Schlegel, 8113 Kochel | Verfahren und Vorrichtung zum NaBpressen von magnetisierbaren Ferritformkörpern |
-
1975
- 1975-06-20 DE DE2527461A patent/DE2527461C2/de not_active Expired
- 1975-10-01 US US05/618,574 patent/US4110718A/en not_active Expired - Lifetime
-
1976
- 1976-06-18 BR BR7603927A patent/BR7603927A/pt unknown
- 1976-06-18 JP JP51072119A patent/JPS523199A/ja active Granted
- 1976-06-18 FR FR7618685A patent/FR2316710A1/fr active Granted
- 1976-06-18 ES ES448998A patent/ES448998A1/es not_active Expired
- 1976-06-18 GB GB25263/76A patent/GB1535604A/en not_active Expired
- 1976-06-18 NL NL7606637A patent/NL7606637A/xx not_active Application Discontinuation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1167248A (fr) * | 1957-02-26 | 1958-11-21 | Csf | Perfectionnements aux aimants permanents |
FR2191226A1 (fr) * | 1972-06-28 | 1974-02-01 | Baermann Max |
Non-Patent Citations (1)
Title |
---|
NV196/70 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2371082A1 (fr) * | 1976-11-10 | 1978-06-09 | Fujitsu Fanuc Ltd | Moteur a courant continu |
FR2415352A1 (fr) * | 1978-01-19 | 1979-08-17 | Varian Associates | Ensemble magnetique en circuit ouvert pour des tubes a champs croises |
FR2439492A1 (fr) * | 1978-10-18 | 1980-05-16 | Bosch Gmbh Robert | Machine electrique, en particulier petit moteur |
FR2499305A1 (fr) * | 1981-02-04 | 1982-08-06 | Radiotechnique Compelec | Procede de fabrication d'aimants frittes comportant au moins deux zones de proprietes magnetiques differentes, et aimants ainsi obtenus |
Also Published As
Publication number | Publication date |
---|---|
FR2316710B1 (fr) | 1981-12-24 |
ES448998A1 (es) | 1977-12-01 |
DE2527461C2 (de) | 1987-01-02 |
BR7603927A (pt) | 1977-04-05 |
JPS523199A (en) | 1977-01-11 |
US4110718A (en) | 1978-08-29 |
NL7606637A (nl) | 1976-12-22 |
JPS6346564B2 (fr) | 1988-09-16 |
DE2527461A1 (de) | 1977-01-13 |
GB1535604A (en) | 1978-12-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2316710A1 (fr) | Aimant segmentaire, procede pour sa fabrication et son utilisation | |
FR2301613A1 (fr) | Procede | |
FR2298596A1 (fr) | Procede de fa | |
NL174255B (nl) | Werkwijze om alkenen-1 te polymeriseren. | |
FR2299895A1 (fr) | Procede pour la | |
FR2300291A1 (fr) | Procede de re | |
FR2300048A1 (fr) | Procede | |
FR2299074A1 (fr) | Procede | |
FR2301493A1 (fr) | Procede | |
FR2300812A1 (fr) | Procede | |
NL7611674A (nl) | Polymerisatieproces. | |
BE848581A (fr) | Matiere textile et procede et installation pour sa fabrication, | |
BE839550A (fr) | Procede integre | |
NO763054L (no) | Nye n-aryl-n-(1-l-4-piperidinyl)-arylacetamider. | |
BE819877A (fr) | Saucisse et procede pour sa fabrication | |
FR2301803A1 (fr) | Procede e | |
FR2282760A1 (fr) | Procede de telecommunication | |
BE832983A (fr) | Cycloalkyl-13, 14-deshydro-protaglandines et procede pour leur preparation | |
FR2300092A1 (fr) | Procede | |
FR2301035A1 (fr) | Procede pour | |
FR2300473A1 (fr) | Procede | |
FR2300152A1 (fr) | Procede | |
BE822640A (fr) | Chapeau pour cardes et son procede de fabrication | |
FR2299963A1 (fr) | Procede de fabrication d | |
NL7513086A (nl) | Fluidumbehandelingsinrichting. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |