DE3700319A1 - Miniaturmotor - Google Patents

Miniaturmotor

Info

Publication number
DE3700319A1
DE3700319A1 DE19873700319 DE3700319A DE3700319A1 DE 3700319 A1 DE3700319 A1 DE 3700319A1 DE 19873700319 DE19873700319 DE 19873700319 DE 3700319 A DE3700319 A DE 3700319A DE 3700319 A1 DE3700319 A1 DE 3700319A1
Authority
DE
Germany
Prior art keywords
rotor
stator
magnetic field
bearing
miniature motor
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
Application number
DE19873700319
Other languages
German (de)
English (en)
Inventor
Kenji Tsuyama
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.)
Mabuchi Motor Co Ltd
Original Assignee
Mabuchi Motor Co Ltd
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 Mabuchi Motor Co Ltd filed Critical Mabuchi Motor Co Ltd
Publication of DE3700319A1 publication Critical patent/DE3700319A1/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
    • H02K5/1672—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotary shaft at both ends of the rotor
    • 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
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/08—Structural association with bearings
    • H02K7/09—Structural association with bearings with magnetic bearings

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Motor Or Generator Frames (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Dc Machiner (AREA)
DE19873700319 1986-01-09 1987-01-08 Miniaturmotor Granted DE3700319A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986001271U JPH0448140Y2 (US20060028730A1-20060209-C00010.png) 1986-01-09 1986-01-09

Publications (1)

Publication Number Publication Date
DE3700319A1 true DE3700319A1 (de) 1987-07-16

Family

ID=11496793

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873700319 Granted DE3700319A1 (de) 1986-01-09 1987-01-08 Miniaturmotor

Country Status (9)

Country Link
US (1) US4896065A (US20060028730A1-20060209-C00010.png)
JP (1) JPH0448140Y2 (US20060028730A1-20060209-C00010.png)
KR (1) KR900003635Y1 (US20060028730A1-20060209-C00010.png)
CN (1) CN1010160B (US20060028730A1-20060209-C00010.png)
BR (1) BR8700051A (US20060028730A1-20060209-C00010.png)
DE (1) DE3700319A1 (US20060028730A1-20060209-C00010.png)
GB (1) GB2185640B (US20060028730A1-20060209-C00010.png)
HK (1) HK36591A (US20060028730A1-20060209-C00010.png)
SG (1) SG81791G (US20060028730A1-20060209-C00010.png)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0314054A1 (de) * 1987-10-28 1989-05-03 Alcatel SEL Aktiengesellschaft Gleichstrommaschine mit permanentmagnetischem Ständer
DE3915356A1 (de) * 1988-11-11 1990-10-11 Papst Motoren Gmbh & Co Kg Elektromotor in resonanzfaehigem geraet
EP0564258A2 (en) * 1992-03-31 1993-10-06 Mabuchi Motor Kabushiki Kaisha A miniature motor
WO2013021046A1 (de) * 2011-08-11 2013-02-14 Aktiebolaget Skf Wälzlageranordnung mit magnetischer vorlasteinrichtung
DE102016205177A1 (de) * 2016-03-30 2017-10-05 Robert Bosch Gmbh Elektromotor

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0510545Y2 (US20060028730A1-20060209-C00010.png) * 1985-08-29 1993-03-15
JP2869064B2 (ja) * 1987-03-11 1999-03-10 ソニー株式会社 ディスク駆動装置
JPH0817542B2 (ja) * 1988-06-30 1996-02-21 三菱電機株式会社 回転電機
JPH02142962U (US20060028730A1-20060209-C00010.png) * 1989-05-02 1990-12-04
JPH069578Y2 (ja) * 1989-08-29 1994-03-09 マブチモーター株式会社 小型モータ用界磁マグネット
US5206556A (en) * 1989-08-29 1993-04-27 Mabuchi Motor Co., Ltd. Field magnet for miniature motors
US5036235A (en) * 1990-07-25 1991-07-30 Xerox Corporation Brushless DC motor having a stable hydrodynamic bearing system
JPH0538087A (ja) * 1991-07-30 1993-02-12 Mabuchi Motor Co Ltd 小型直流モータ
US5347187A (en) * 1991-08-29 1994-09-13 Matsushita Electric Industrial Co., Ltd. Miniature electric motor
JP2579723Y2 (ja) * 1991-10-30 1998-08-27 マブチモーター 株式会社 小型モータ
JP2937621B2 (ja) * 1992-04-20 1999-08-23 株式会社三協精機製作所 モータのコア巻線組
US5652493A (en) * 1994-12-08 1997-07-29 Tridelta Industries, Inc. (Magna Physics Division) Polyphase split-phase switched reluctance motor
JP2810000B2 (ja) * 1995-05-31 1998-10-15 マブチモーター株式会社 小型モータ
DE69528281T2 (de) * 1995-06-02 2003-08-07 Fuji Xerox Co., Ltd. Hochgeschwindigkeitsrotoranordnung
GB9620007D0 (en) * 1996-09-24 1996-11-13 Johnson Electric Sa Electric motor
US7327060B2 (en) * 2004-12-30 2008-02-05 Rozlev Corp., Llc Bearing assembly having a mechanical component and using attractive magnetic forces
US7391128B2 (en) * 2004-12-30 2008-06-24 Rozlev Corp., Llc Wind generator system using attractive magnetic forces to reduce the load on the bearings
US8049387B2 (en) * 2008-10-24 2011-11-01 Johnson Electric S.A. Electric motor
KR101711511B1 (ko) * 2016-10-12 2017-03-02 주식회사 코아비스 자동차 연료펌프용 ｄｃ 모터
US11089931B2 (en) 2017-03-06 2021-08-17 Samsung Electronics Co., Ltd. Fan unit and cleaner having the same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4079274A (en) * 1976-11-17 1978-03-14 General Time Corporation Damping of noise
DE2835507C2 (de) * 1977-11-21 1984-12-20 Ozen Co., Ltd., Tokio/Tokyo Vorrichtung zum Unterdrücken bzw. Dämpfen von Schwingungen und Geräuschen einer mittels eines Elektromotors kleiner Abmessung angetriebenen Einrichtung

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2561890A (en) * 1945-07-25 1951-07-24 George C Stoddard Dynamoelectric machine
US2761079A (en) * 1950-11-23 1956-08-28 Vibro Betong Ab Electric vibrator mechanism
DE1132229B (de) * 1953-03-25 1962-06-28 Fritz Ohle Dipl Ing Elektromotor, bei welchem der Laeufer im Innern eines Rohres abrollt
US2999952A (en) * 1960-06-10 1961-09-12 Dorothy C Hammes Synchronous motor
FR1341661A (fr) * 1962-09-20 1963-11-02 Rateau Soc Perfectionnement aux machines tournantes comprenant un moteur électrique et des paliers à portance dynamique
JPS4331764Y1 (US20060028730A1-20060209-C00010.png) * 1966-01-19 1968-12-24
JPS4310415Y1 (US20060028730A1-20060209-C00010.png) * 1966-02-25 1968-05-07
US3624574A (en) * 1969-11-24 1971-11-30 Gen Scannings Inc Actuator
DE2003568A1 (de) * 1970-01-27 1971-08-12 Licentia Gmbh Durch Dauermagnete erregte Gleichstrommaschine
DE2347856A1 (de) * 1973-09-22 1975-04-03 Bosch Gmbh Robert Elektrische maschine, insbesondere kleinmotor
US4125614A (en) * 1974-07-27 1978-11-14 Hoechst Aktiengesellschaft Thiazolidine derivatives
US4135119A (en) * 1977-03-23 1979-01-16 General Scanning, Inc. Limited rotation motor
US4225798A (en) * 1978-01-13 1980-09-30 Barrett Edward L Permanent magnet motor
DE2845264A1 (de) * 1978-10-18 1980-05-08 Bosch Gmbh Robert Elektrische maschine, insbesondere kleinmotor
JPS55113244A (en) * 1979-02-23 1980-09-01 Hitachi Ltd Electromagnetic focusing type cathode ray tube
FR2515859A1 (fr) * 1981-10-29 1983-05-06 Crouzet Sa Verin electromagnetique debrayable
JPS5930653U (ja) * 1982-08-20 1984-02-25 マブチモ−タ−株式会社 小型モ−タのブラシ装置
JPS61293144A (ja) * 1985-06-20 1986-12-23 Seikosha Co Ltd 小型同期モ−タ
JPH0510545Y2 (US20060028730A1-20060209-C00010.png) * 1985-08-29 1993-03-15
JPS6288466U (US20060028730A1-20060209-C00010.png) * 1985-11-20 1987-06-05

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4079274A (en) * 1976-11-17 1978-03-14 General Time Corporation Damping of noise
DE2835507C2 (de) * 1977-11-21 1984-12-20 Ozen Co., Ltd., Tokio/Tokyo Vorrichtung zum Unterdrücken bzw. Dämpfen von Schwingungen und Geräuschen einer mittels eines Elektromotors kleiner Abmessung angetriebenen Einrichtung

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0314054A1 (de) * 1987-10-28 1989-05-03 Alcatel SEL Aktiengesellschaft Gleichstrommaschine mit permanentmagnetischem Ständer
DE3915356A1 (de) * 1988-11-11 1990-10-11 Papst Motoren Gmbh & Co Kg Elektromotor in resonanzfaehigem geraet
EP0564258A2 (en) * 1992-03-31 1993-10-06 Mabuchi Motor Kabushiki Kaisha A miniature motor
EP0564258A3 (US20060028730A1-20060209-C00010.png) * 1992-03-31 1994-08-03 Mabuchi Motor Co
WO2013021046A1 (de) * 2011-08-11 2013-02-14 Aktiebolaget Skf Wälzlageranordnung mit magnetischer vorlasteinrichtung
DE102016205177A1 (de) * 2016-03-30 2017-10-05 Robert Bosch Gmbh Elektromotor

Also Published As

Publication number Publication date
CN1010160B (zh) 1990-10-24
GB2185640A (en) 1987-07-22
KR870012765U (ko) 1987-08-05
BR8700051A (pt) 1987-12-01
GB8700317D0 (en) 1987-02-11
JPS62115765U (US20060028730A1-20060209-C00010.png) 1987-07-23
CN87100198A (zh) 1987-08-12
JPH0448140Y2 (US20060028730A1-20060209-C00010.png) 1992-11-12
SG81791G (en) 1991-11-15
HK36591A (en) 1991-05-17
GB2185640B (en) 1990-01-17
KR900003635Y1 (ko) 1990-04-30
US4896065A (en) 1990-01-23

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8331 Complete revocation