CA1106892A - Brushless dc motor - Google Patents

Brushless dc motor

Info

Publication number
CA1106892A
CA1106892A CA294,486A CA294486A CA1106892A CA 1106892 A CA1106892 A CA 1106892A CA 294486 A CA294486 A CA 294486A CA 1106892 A CA1106892 A CA 1106892A
Authority
CA
Canada
Prior art keywords
rotor
stator
rotor shaft
brushless
yoke
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
Application number
CA294,486A
Other languages
English (en)
French (fr)
Inventor
Susumu Hoshimi
Kenzo Nakagawa
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of CA1106892A publication Critical patent/CA1106892A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
    • H02K29/08—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using magnetic effect devices, e.g. Hall-plates, magneto-resistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Brushless Motors (AREA)
CA294,486A 1977-01-10 1978-01-06 Brushless dc motor Expired CA1106892A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP130877A JPS5386418A (en) 1977-01-10 1977-01-10 Dc motor
JP1308/77 1977-01-10

Publications (1)

Publication Number Publication Date
CA1106892A true CA1106892A (en) 1981-08-11

Family

ID=11497855

Family Applications (1)

Application Number Title Priority Date Filing Date
CA294,486A Expired CA1106892A (en) 1977-01-10 1978-01-06 Brushless dc motor

Country Status (7)

Country Link
US (1) US4220879A (US20100223739A1-20100909-C00005.png)
JP (1) JPS5386418A (US20100223739A1-20100909-C00005.png)
AT (1) AT365012B (US20100223739A1-20100909-C00005.png)
CA (1) CA1106892A (US20100223739A1-20100909-C00005.png)
DE (1) DE2800886A1 (US20100223739A1-20100909-C00005.png)
FR (1) FR2377109A1 (US20100223739A1-20100909-C00005.png)
GB (1) GB1588671A (US20100223739A1-20100909-C00005.png)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5953503B2 (ja) * 1978-07-25 1984-12-25 三菱電機株式会社 回転検出装置
JPS5543982A (en) * 1978-09-22 1980-03-28 Sony Corp Motor
JPS5615257U (US20100223739A1-20100909-C00005.png) * 1979-07-11 1981-02-09
JPS5649641A (en) * 1979-09-27 1981-05-06 Sony Corp Armature coil of motor
US4306419A (en) * 1980-10-14 1981-12-22 Aeroflex Laboratories Incorporated Brushless DC motor driven cryogenic refrigeration system
DE3240826C2 (de) * 1982-11-05 1997-04-03 Papst Motoren Gmbh & Co Kg Gleichstrom-Kollektor-Kleinstelektromotor
JPS5941166A (ja) * 1982-08-31 1984-03-07 Toshiba Corp アキシヤルギヤツプ形無刷子モ−タ
DE3241152A1 (de) * 1982-11-08 1984-05-10 Mulfingen Elektrobau Ebm Elektromotor mit einer anordnung zur drehzahlueberwachung
GB2149226B (en) * 1983-09-05 1987-09-09 Papst Motoren Gmbh & Co Kg Collectorless d c motor
DE3345554A1 (de) * 1983-12-16 1985-08-29 Teldix Gmbh, 6900 Heidelberg Kollektorloser gleichstrommotor zum antrieb eines optischen deflektors
US4577130A (en) * 1984-05-21 1986-03-18 Rca Corporation Pancake motor with insitu wound bobbinless stator coils
CH660542A5 (fr) * 1984-08-31 1987-04-30 Asgalium Sa Moteur electrique.
JPS6244056A (ja) * 1985-08-20 1987-02-26 Kiyonori Fujisaki 直流モ−タ
US4945273A (en) * 1989-11-30 1990-07-31 Pinkerton Generator Inc. High efficiency electrical machine
US5179307A (en) * 1992-02-24 1993-01-12 The United States Of America As Represented By The Secretary Of The Air Force Direct current brushless motor
US5481143A (en) * 1993-11-15 1996-01-02 Burdick; Brian K. Self starting brushless d.c. motor
US5600192A (en) * 1994-07-29 1997-02-04 Sorvall Products, L.P. DC electric motor having a flux concentrating member thereon
US5654598A (en) * 1995-12-14 1997-08-05 Siemens Electric Limited Brushless motor with inside mounted single bearing
US5675206A (en) * 1995-12-18 1997-10-07 Siemens Electric Limited Slim-line brushless motor
US5844338A (en) * 1995-12-18 1998-12-01 Siemens Electric Limited Slim-line brushless motor with inside mounted single bearing
US6258308B1 (en) 1996-07-31 2001-07-10 Exxon Chemical Patents Inc. Process for adjusting WVTR and other properties of a polyolefin film
ES2205890T3 (es) 1998-10-16 2004-05-01 Exxonmobil Chemical Patents Inc. Procedimientlo para producir peliculas transpirables microporosas de poliolefina.
US6953510B1 (en) 1998-10-16 2005-10-11 Tredegar Film Products Corporation Method of making microporous breathable film
JP2002095079A (ja) * 2000-09-12 2002-03-29 Citizen Electronics Co Ltd 多機能型音響装置
KR20050089355A (ko) * 2004-03-04 2005-09-08 엘지전자 주식회사 대용량 드럼세탁기용 비엘디시 모터
US20070201995A1 (en) * 2006-02-24 2007-08-30 American Standard International Inc. Bearing protection for inverter-driven motor
KR100890891B1 (ko) * 2007-04-10 2009-04-02 주식회사 아모텍 세탁기의 구동 장치 및 이를 이용한 전자동 세탁기
US20100308684A1 (en) * 2008-01-18 2010-12-09 Alex Horng Motor with Detacthable Winding Assemblies
JP5965228B2 (ja) * 2012-07-06 2016-08-03 株式会社日立製作所 アキシャルギャップ型回転電機

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7039308U (US20100223739A1-20100909-C00005.png) * 1900-01-01
FR1160490A (fr) * 1956-11-07 1958-07-16 Electronique & Automatisme Sa Machines électriques tournantes perfectionnées
FR1203503A (fr) * 1957-11-13 1960-01-19 Electronique & Automatisme Sa Machines électriques tournantes perfectionnées
NL123578C (US20100223739A1-20100909-C00005.png) * 1961-10-04
DE1907822C3 (de) * 1969-02-17 1980-10-02 Braun Ag, 6000 Frankfurt Antriebsvorrichtung für den Plattenteller eines Plattenspielers
US3867656A (en) * 1971-12-13 1975-02-18 Siwa Seikosha Kk Brushless direct current motor
DE2424290C2 (de) * 1974-05-18 1986-06-05 Papst-Motoren GmbH & Co KG, 7742 St Georgen Kollektorloser Gleichstrommotor mit ebenem Luftspalt
JPS5920267B2 (ja) * 1975-10-22 1984-05-11 株式会社日立製作所 周波数発電機付電動機
GB1565537A (en) * 1975-10-23 1980-04-23 Hitachi Ltd Electric motor

Also Published As

Publication number Publication date
JPS5386418A (en) 1978-07-29
DE2800886A1 (de) 1978-07-13
US4220879A (en) 1980-09-02
AT365012B (de) 1981-12-10
FR2377109A1 (fr) 1978-08-04
GB1588671A (en) 1981-04-29
FR2377109B1 (US20100223739A1-20100909-C00005.png) 1983-03-18
ATA13478A (de) 1981-04-15

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Legal Events

Date Code Title Description
MKEX Expiry