JPH0315415B2 - - Google Patents
Info
- Publication number
- JPH0315415B2 JPH0315415B2 JP59067304A JP6730484A JPH0315415B2 JP H0315415 B2 JPH0315415 B2 JP H0315415B2 JP 59067304 A JP59067304 A JP 59067304A JP 6730484 A JP6730484 A JP 6730484A JP H0315415 B2 JPH0315415 B2 JP H0315415B2
- Authority
- JP
- Japan
- Prior art keywords
- pole teeth
- magnetic pole
- magnetic
- stator
- rotor
- 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
Links
- 230000004907 flux Effects 0.000 claims description 43
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000000696 magnetic material Substances 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000005284 excitation Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
- 
        - H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K37/00—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors
- H02K37/10—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type
- H02K37/12—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets
- H02K37/125—Magnet axially facing armature
 
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Stepping Motors (AREA)
- Linear Motors (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Valve Device For Special Equipments (AREA)
- Synchronous Machinery (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| US05/938,925 US4207483A (en) | 1978-09-01 | 1978-09-01 | Step motor with circumferential stators on opposite sides of disc-like rotor | 
| US938925 | 1992-08-31 | 
Publications (2)
| Publication Number | Publication Date | 
|---|---|
| JPS59194659A JPS59194659A (ja) | 1984-11-05 | 
| JPH0315415B2 true JPH0315415B2 (en:Method) | 1991-03-01 | 
Family
ID=25472217
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| JP11051879A Granted JPS5534899A (en) | 1978-09-01 | 1979-08-31 | Step motor | 
| JP59067304A Granted JPS59194659A (ja) | 1978-09-01 | 1984-04-04 | ステツプモ−タ | 
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| JP11051879A Granted JPS5534899A (en) | 1978-09-01 | 1979-08-31 | Step motor | 
Country Status (6)
| Country | Link | 
|---|---|
| US (1) | US4207483A (en:Method) | 
| JP (2) | JPS5534899A (en:Method) | 
| DE (1) | DE2934997A1 (en:Method) | 
| FR (1) | FR2435150A1 (en:Method) | 
| GB (1) | GB2030789A (en:Method) | 
| IT (1) | IT1122938B (en:Method) | 
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| EP0059183A1 (fr) * | 1980-08-29 | 1982-09-08 | Elessach S.A. | Moteur pas a pas, notamment pour montre electronique | 
| JPH0122390Y2 (en:Method) * | 1980-11-27 | 1989-06-30 | ||
| US4508998A (en) * | 1981-02-09 | 1985-04-02 | David H. Rush | Brushless disc-type DC motor or generator | 
| JPS58501015A (ja) * | 1981-04-24 | 1983-06-23 | フアブリツク・デボ−シユ・ド・ソンスボ・ソシエテ・アノニム | 水晶時計用のステツプモ−タ | 
| DE3136855A1 (de) * | 1981-09-16 | 1983-03-31 | Siemens AG, 1000 Berlin und 8000 München | Kollektorloser elektronikmotor | 
| US4559461A (en) * | 1983-06-23 | 1985-12-17 | Jeco Company Limited | Stepping motor | 
| JPS60501935A (ja) * | 1983-07-28 | 1985-11-07 | グロジヤン,ミシエル | 磁化軸にn対の極を有する磁化ロ−タによる多相モ−タ | 
| US4629924A (en) * | 1983-07-28 | 1986-12-16 | Michel Grosjean | Multiphase motor with magnetized rotor having N/2 pairs of poles at its periphery | 
| JPS60501933A (ja) * | 1983-07-28 | 1985-11-07 | グロジャン、ミシェル | 1面につきn/2対の極を有する磁化ロ−タによる多相モ−タ | 
| US4712028A (en) * | 1984-05-21 | 1987-12-08 | Sigma Instruments, Inc. | Magnetically assisted stepping motor | 
| US4713565A (en) * | 1984-07-11 | 1987-12-15 | Michel Grosjean | Single-phase motor with a magnetized rotor | 
| JPS62185550A (ja) * | 1986-02-07 | 1987-08-13 | Matsushita Electric Works Ltd | ステツプモ−タ | 
| US4794286A (en) * | 1986-04-03 | 1988-12-27 | Adept Technology, Inc. | Variable reluctance stepper motor | 
| US4713570A (en) * | 1986-06-04 | 1987-12-15 | Pacific Scientific Co. | Magnetically enhanced variable reluctance motor systems | 
| JPS63100327A (ja) * | 1986-10-16 | 1988-05-02 | Tokyo Keiso Kk | 羽根車式流量測定装置 | 
| FR2606951A1 (fr) * | 1986-11-13 | 1988-05-20 | Alsthom Cgee | Moteur a aimants | 
| JPH0193979U (en:Method) * | 1987-12-15 | 1989-06-21 | ||
| US4922145A (en) * | 1988-11-17 | 1990-05-01 | Eastman Kodak Company | Stepper motor | 
| US5168187A (en) * | 1991-02-20 | 1992-12-01 | Dana Corporation, Warner Electric Brake & Clutch Division | Axial pole stepping motor | 
| US5440185A (en) * | 1991-10-28 | 1995-08-08 | Allwine, Jr.; Elmer C. | Composite magnet brushless DC motor | 
| US5369323A (en) * | 1991-10-28 | 1994-11-29 | Slonix Engineering | Composite magnet stepper motor | 
| DE9213623U1 (de) * | 1992-10-09 | 1994-04-28 | Papst Licensing Gmbh, 78549 Spaichingen | Synchronmotor | 
| JPH09507640A (ja) * | 1993-07-19 | 1997-07-29 | ティ−フラックス ピィティワイ リミテッド | 永久磁石回転子を備えた電磁装置 | 
| US5514960A (en) * | 1994-05-24 | 1996-05-07 | Taverner; Charles T. | Electromagnetic drive device having a plurality of sinusoidal coils | 
| US5804898A (en) * | 1995-09-12 | 1998-09-08 | Nihon Riken Co., Ltd. | Electric motor utilizing magnetic energy of permanent magnet | 
| US5650680A (en) * | 1995-12-11 | 1997-07-22 | Marathon Electric Mfg. Co. | Dynamo electric machine with permanent magnet rotor structure | 
| SG94323A1 (en) * | 1998-04-20 | 2003-02-18 | Canon Kk | Motor | 
| US6236138B1 (en) | 1998-06-25 | 2001-05-22 | David H. Rush | Electro mechanical machine and armature structure therefor | 
| US6373162B1 (en) * | 1999-11-11 | 2002-04-16 | Ford Global Technologies, Inc. | Permanent magnet electric machine with flux control | 
| US6603224B1 (en) * | 1999-12-08 | 2003-08-05 | California Linear Devices, Inc. | Linear motor stator assembly piece | 
| TW474196U (en) * | 2001-03-26 | 2002-01-21 | Amglad Entpr Inc | Luminous skateboard capable of generating electricity automatically | 
| US6605883B2 (en) | 2001-04-20 | 2003-08-12 | Japan Servo Co., Ltd. | Multi-phase flat-type PM stepping motor and driving circuit thereof | 
| JP3561248B2 (ja) * | 2001-09-17 | 2004-09-02 | 日本サーボ株式会社 | 偏平多相永久磁石形ステッピングモータとその励磁回路 | 
| FR2830136B1 (fr) * | 2001-09-25 | 2004-09-03 | Moving Magnet Tech | Moteur polyphase a deux ou trois phases | 
| JP3684184B2 (ja) * | 2001-09-28 | 2005-08-17 | キヤノン株式会社 | 駆動装置及び光量調節手段を有する光学機器 | 
| JP4012170B2 (ja) * | 2004-01-06 | 2007-11-21 | キヤノン株式会社 | アクチュエータ及び光量調節装置 | 
| JP4604064B2 (ja) * | 2007-06-19 | 2010-12-22 | 日立オートモティブシステムズ株式会社 | 車両用交流発電機及び回転電機 | 
| JP5663858B2 (ja) * | 2009-11-06 | 2015-02-04 | 日立工機株式会社 | 携帯研磨機 | 
| DE102009060407A1 (de) * | 2009-12-22 | 2011-06-30 | SVM Schultz Verwaltungs-GmbH & Co. KG, 87700 | Drehmagnet | 
| JP5587667B2 (ja) * | 2010-05-19 | 2014-09-10 | ミネベア株式会社 | ステッピングモータ | 
| CN103378707B (zh) * | 2012-04-23 | 2017-12-19 | 德昌电机(深圳)有限公司 | 电机、线性驱动器、及使用该线性驱动器的车灯调节器 | 
| CN103378708B (zh) * | 2012-04-23 | 2017-08-08 | 德昌电机(深圳)有限公司 | 步进电机及使用该步进电机的线性驱动器 | 
| US10734874B2 (en) * | 2016-07-09 | 2020-08-04 | Shahin Asgari | Apparatus and method for cogging torque reduction with rotor embedded cylindroid permanent magnets | 
| EP4280437A1 (en) * | 2022-05-20 | 2023-11-22 | Faulhaber Precistep SA | Two phase stepper motor | 
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US2428882A (en) * | 1945-06-27 | 1947-10-14 | Electric Tachometer Corp | Step-by-step motor | 
| US2539144A (en) * | 1949-03-28 | 1951-01-23 | Honeywell Regulator Co | Electric motor | 
| US2814746A (en) * | 1953-09-11 | 1957-11-26 | Philips Corp | Electric motor | 
| US3205383A (en) * | 1961-06-26 | 1965-09-07 | Hurst Mfg Corp | Synchronous hysteresis electric motor | 
| FR1307361A (fr) * | 1961-09-15 | 1962-10-26 | Jaeger Ets Ed | Procédé de démarrage et de mise en synchronisme automatiques de moteurs à hystérésis asynchrones et moteurs obtenus par sa mise en oeuvre | 
| NL139855B (nl) * | 1963-10-24 | 1973-09-17 | Philips Nv | Stapmotor. | 
| US3508091A (en) * | 1967-12-26 | 1970-04-21 | Philips Corp | Double claw tooth stator synchronous and stepping motor with indicator | 
| NL6807144A (en:Method) * | 1968-05-20 | 1969-11-24 | ||
| FR2044282A5 (en:Method) * | 1969-05-14 | 1971-02-19 | Nazare Edgard | |
| DE2048901C3 (de) * | 1969-10-13 | 1975-04-10 | Girard-Perregaux S.A., La Chaux- De-Fonds, Neuenburg (Schweiz) | Elektrischer Schrittmotor, insbesondere für ein Uhrwerk | 
| GB1368788A (en) * | 1970-12-28 | 1974-10-02 | Gujitsu Ltd | Electric stepping motor | 
| US3783313A (en) * | 1972-06-29 | 1974-01-01 | Canadian Patents Dev | Electrical stepping motors having low inertia rotors | 
| CH558043A (en:Method) * | 1972-08-30 | 1975-01-15 | ||
| USRE28075E (en) | 1972-10-19 | 1974-07-16 | Double claw tooth stator synchronous and stepping motor with indicator | |
| GB1455704A (en) * | 1973-12-10 | 1976-11-17 | Fresard Freres | Electric stepping micromotors | 
| US3845338A (en) * | 1974-02-20 | 1974-10-29 | Transicoil Inc | Direct current shell armature motor | 
| US4104552A (en) * | 1976-03-04 | 1978-08-01 | Merkle-Korff Gear Co. | Synchronous motor structure | 
- 
        1978
        - 1978-09-01 US US05/938,925 patent/US4207483A/en not_active Expired - Lifetime
 
- 
        1979
        - 1979-08-30 DE DE19792934997 patent/DE2934997A1/de active Pending
- 1979-08-30 GB GB7930132A patent/GB2030789A/en not_active Withdrawn
- 1979-08-31 JP JP11051879A patent/JPS5534899A/ja active Granted
- 1979-08-31 IT IT25427/79A patent/IT1122938B/it active
- 1979-09-03 FR FR7922034A patent/FR2435150A1/fr not_active Withdrawn
 
- 
        1984
        - 1984-04-04 JP JP59067304A patent/JPS59194659A/ja active Granted
 
Also Published As
| Publication number | Publication date | 
|---|---|
| JPS59194659A (ja) | 1984-11-05 | 
| US4207483A (en) | 1980-06-10 | 
| DE2934997A1 (de) | 1980-03-06 | 
| GB2030789A (en) | 1980-04-10 | 
| JPS6147065B2 (en:Method) | 1986-10-17 | 
| FR2435150A1 (fr) | 1980-03-28 | 
| IT7925427A0 (it) | 1979-08-31 | 
| IT1122938B (it) | 1986-04-30 | 
| JPS5534899A (en) | 1980-03-11 | 
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