CA2236298C - Low cost multi-pole motor constructions and methods of manufacture - Google Patents

Low cost multi-pole motor constructions and methods of manufacture Download PDF

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Publication number
CA2236298C
CA2236298C CA002236298A CA2236298A CA2236298C CA 2236298 C CA2236298 C CA 2236298C CA 002236298 A CA002236298 A CA 002236298A CA 2236298 A CA2236298 A CA 2236298A CA 2236298 C CA2236298 C CA 2236298C
Authority
CA
Canada
Prior art keywords
pole
spaced
motor
central portion
side legs
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 - Fee Related
Application number
CA002236298A
Other languages
English (en)
French (fr)
Other versions
CA2236298A1 (en
Inventor
Robert E. Steiner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2236298A1 publication Critical patent/CA2236298A1/en
Application granted granted Critical
Publication of CA2236298C publication Critical patent/CA2236298C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • H02K37/02—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of variable reluctance type
    • H02K37/04—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of variable reluctance type with rotors situated within the stators
    • 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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/14—Stator cores with salient poles
    • 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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/14—Stator cores with salient poles
    • H02K1/141—Stator cores with salient poles consisting of C-shaped cores
    • 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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/14—Stator cores with salient poles
    • H02K1/141—Stator cores with salient poles consisting of C-shaped cores
    • H02K1/143—Stator cores with salient poles consisting of C-shaped cores of the horse-shoe type
    • 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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/14—Stator cores with salient poles
    • H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
    • H02K1/148—Sectional cores
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/021—Magnetic cores
    • H02K15/022—Magnetic cores with salient poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K17/00—Asynchronous induction motors; Asynchronous induction generators
    • H02K17/02—Asynchronous induction motors
    • H02K17/04—Asynchronous induction motors for single phase current
    • H02K17/08—Motors with auxiliary phase obtained by externally fed auxiliary windings, e.g. capacitor motors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K17/00—Asynchronous induction motors; Asynchronous induction generators
    • H02K17/02—Asynchronous induction motors
    • H02K17/04—Asynchronous induction motors for single phase current
    • H02K17/10—Motors with auxiliary phase obtained by split-pole carrying short-circuited windings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K19/00—Synchronous motors or generators
    • H02K19/02—Synchronous motors
    • H02K19/10—Synchronous motors for multi-phase current
    • H02K19/103—Motors having windings on the stator and a variable reluctance soft-iron rotor without windings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/46—Fastening of windings on the stator or rotor structure
    • H02K3/52—Fastening salient pole windings or connections thereto
    • H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
    • H02K3/524—Fastening salient pole windings or connections thereto applicable to stators only for U-shaped, E-shaped or similarly shaped cores
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/06—Embedding prefabricated windings in the machines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/18—Windings for salient poles

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
CA002236298A 1995-12-07 1996-12-07 Low cost multi-pole motor constructions and methods of manufacture Expired - Fee Related CA2236298C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/568,966 US5729071A (en) 1995-01-31 1995-12-07 Low cost multi-pole motor constructions and methods of manufacture
US08/568,966 1995-12-07
PCT/US1996/019372 WO1997021266A1 (en) 1995-12-07 1996-12-07 Low cost multi-pole motor constructions and methods of manufacture

Publications (2)

Publication Number Publication Date
CA2236298A1 CA2236298A1 (en) 1997-06-12
CA2236298C true CA2236298C (en) 2003-07-29

Family

ID=24273515

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002236298A Expired - Fee Related CA2236298C (en) 1995-12-07 1996-12-07 Low cost multi-pole motor constructions and methods of manufacture

Country Status (6)

Country Link
US (1) US5729071A (enExample)
EP (1) EP0914703A1 (enExample)
CN (1) CN1076135C (enExample)
AU (1) AU1280097A (enExample)
CA (1) CA2236298C (enExample)
WO (1) WO1997021266A1 (enExample)

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DE19652186C2 (de) * 1996-12-14 1999-04-15 Danfoss As Elektrischer Motor
ITMI981537A1 (it) * 1998-07-06 2000-01-06 Europ Elec Motors Design Statore di motore elettrico monofase a quattro poli disposti ad assi fra loro paralleli e suddivisi in coppie contrapposte rispetto
US6921999B1 (en) * 1999-01-21 2005-07-26 Stridsberg Innovation Ab Electric motor
GB9916797D0 (en) 1999-07-16 1999-09-22 Switched Reluctance Drives Ltd Switched reluctance machines with novel winding shapes
JP2001145286A (ja) * 1999-11-12 2001-05-25 Mitsubishi Electric Corp 回転電機の固定子及びその製造方法
JP4499868B2 (ja) * 2000-04-07 2010-07-07 矢崎総業株式会社 駆動装置
EP1290773B1 (en) * 2000-04-19 2005-06-08 Wellington Drive Technologies Limited Method of producing stator windings
JP2002136090A (ja) * 2000-10-30 2002-05-10 Matsushita Electric Ind Co Ltd ブラシレスモータ
JPWO2002043227A1 (ja) * 2000-11-21 2004-04-02 日本電産コパル株式会社 電磁アクチュエータ及びカメラ用シャッタ装置
US6589018B2 (en) 2001-08-14 2003-07-08 Lakewood Engineering And Manufacturing Co. Electric fan motor assembly with motor housing control switch and electrical input socket
US6744172B2 (en) * 2002-09-18 2004-06-01 Yen Sun Technology Corp. Heat-dissipating fan
US20050174006A1 (en) * 2004-02-06 2005-08-11 Valeo Electrical Systems, Inc. Winding topologies for stators in brushless motors
TWI269512B (en) * 2004-10-20 2006-12-21 Yi-Yin Lin Punched sheet for stator of shaped pole type motor
ITPD20050099U1 (it) * 2005-12-16 2007-06-17 Promovet Srl Struttura di motore sincrono con rotore a magneti permanenti
US20070172231A1 (en) * 2006-01-26 2007-07-26 Melles Griot, Inc. Rotor magnet driven optical shutter assembly
DE102006012554A1 (de) * 2006-03-16 2007-09-20 Motec Components Gmbh & Co. Kg Einphasiger geschalteter Reluktanzmotor
US7687965B2 (en) * 2006-04-13 2010-03-30 A. O. Smith Corporation Electric machine, stator assembly for an electric machine, and method of manufacturing the same
CN100459372C (zh) * 2006-08-15 2009-02-04 王惠忠 一种同步电机铁芯
WO2008154495A2 (en) * 2007-06-08 2008-12-18 A.O. Smith Corporation Electric motor, stator for an electric motor and method of manufacturing same
US8436504B2 (en) * 2010-01-11 2013-05-07 Ford Global Technologies, Llc Stator for an electric machine
CN202978463U (zh) * 2010-03-09 2013-06-05 松下电器产业株式会社 电动机、电动机单元、鼓风机和电气设备
JP2012180828A (ja) * 2011-02-07 2012-09-20 Aisan Industry Co Ltd 電動ポンプ
FR2975546B1 (fr) * 2011-05-16 2014-05-02 Bernard Perriere Turbine generatrice de courant electrique
US10284038B1 (en) 2011-09-26 2019-05-07 Pangolin Laser Systems, Inc. Electromechanical limited rotation rotary actuator and method employing segmented coils
US9077219B2 (en) 2011-09-26 2015-07-07 Pangolin Laser Systems, Inc. Electromechanical limited rotation rotary actuator
US10734857B2 (en) 2011-09-26 2020-08-04 Pangolin Laser Systems, Inc. Electromechanical limited rotation rotary actuator and method employing segmented coils
US9270144B2 (en) 2011-09-26 2016-02-23 William R. Benner, Jr. High torque low inductance rotary actuator
CZ303973B6 (cs) * 2012-05-11 2013-07-24 Evektor, Spol. S R. O. Kompaktní pohonná jednotka
JP6064652B2 (ja) * 2013-02-15 2017-01-25 三菱電機株式会社 電動機及び電動送風機、この電動送風機を備えた電気掃除機
TWI505604B (zh) * 2013-04-15 2015-10-21 Delta Electronics Inc 動力裝置
EP3032721B1 (en) * 2014-12-11 2021-09-15 Johnson Electric International AG Motor, pump and cleaning apparatus
KR102652589B1 (ko) * 2016-06-23 2024-04-01 엘지전자 주식회사 횡자속형 왕복동 모터 및 이를 구비한 왕복동식 압축기
US10720815B2 (en) * 2016-11-07 2020-07-21 The Government Of The United States, As Represented By The Secretary Of The Army Segmented magnetic core
EP3321943B1 (en) * 2016-11-11 2020-10-28 Hamilton Sundstrand Corporation Improved system and method for adjusting an air gap in a servovalve torque motor and a new type of torque motor
US10491055B2 (en) * 2017-06-27 2019-11-26 Hamilton Sundstrand Corporation Self-exciting synchronous reluctance generators
KR102524011B1 (ko) * 2020-11-30 2023-04-19 서울대학교산학협력단 전동기 장치
DE102022122446B4 (de) 2022-04-28 2026-03-26 Dr. Fritz Faulhaber GmbH & Co.KG Zweiphasiger Motor, insbesondere zum Antrieb eines Förderbandes

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US3413501A (en) * 1966-05-31 1968-11-26 Mallory & Co Inc P R Electric motors
US3694903A (en) * 1970-06-03 1972-10-03 Alliance Mfg Co Method of making a stator
US3983621A (en) * 1974-10-21 1976-10-05 General Electric Company Methods of making fractional horsepower motors
US3986062A (en) * 1975-01-31 1976-10-12 Morrill Wayne J Stator assembly for two-pole, shaded pole motor
US4017776A (en) * 1975-12-11 1977-04-12 International Standard Electric Corporation Reversible shaded pole motor and control arrangement therefor
US4371802A (en) * 1980-06-12 1983-02-01 Morrill Wayne J Half-pitch capacitor induction motor
DE3301263C2 (de) * 1983-01-17 1986-07-31 Philips Patentverwaltung Gmbh, 2000 Hamburg Einphasensynchronmotor mit einem zweipoligen dauermagnetischen Läufer
US4482832A (en) * 1983-03-31 1984-11-13 Rival Manufacturing Company Shaded pole motor lamination
US4600864A (en) * 1984-02-01 1986-07-15 Sanyo Electric Co., Ltd. Easily restarted brushless DC motor
US4801776A (en) * 1986-05-07 1989-01-31 Microwave Products Of America, Inc. Flux reduction compensation for continuous transformer and motor
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US4883999A (en) * 1988-08-15 1989-11-28 Pacific Scientific Company Polyphase electronically commutated reluctance motor
US5130591A (en) * 1989-01-19 1992-07-14 Sanyo Electric Co., Ltd. Shaded pole motor

Also Published As

Publication number Publication date
EP0914703A1 (en) 1999-05-12
CN1076135C (zh) 2001-12-12
EP0914703A4 (enExample) 1999-05-12
WO1997021266A1 (en) 1997-06-12
CA2236298A1 (en) 1997-06-12
CN1207215A (zh) 1999-02-03
US5729071A (en) 1998-03-17
AU1280097A (en) 1997-06-27

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