GB2201300A - Preventing relative rotation between yoke and pole piece magnets - Google Patents

Preventing relative rotation between yoke and pole piece magnets Download PDF

Info

Publication number
GB2201300A
GB2201300A GB08802181A GB8802181A GB2201300A GB 2201300 A GB2201300 A GB 2201300A GB 08802181 A GB08802181 A GB 08802181A GB 8802181 A GB8802181 A GB 8802181A GB 2201300 A GB2201300 A GB 2201300A
Authority
GB
United Kingdom
Prior art keywords
yoke
armature according
section
cross
armature
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.)
Withdrawn
Application number
GB08802181A
Other languages
English (en)
Other versions
GB8802181D0 (en
Inventor
Shotaro Hayakawa
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 GB8802181D0 publication Critical patent/GB8802181D0/en
Publication of GB2201300A publication Critical patent/GB2201300A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H02K1/278—Surface mounted magnets; Inset magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
GB08802181A 1987-02-05 1988-02-01 Preventing relative rotation between yoke and pole piece magnets Withdrawn GB2201300A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987015949U JPS63124075U (sv) 1987-02-05 1987-02-05

Publications (2)

Publication Number Publication Date
GB8802181D0 GB8802181D0 (en) 1988-03-02
GB2201300A true GB2201300A (en) 1988-08-24

Family

ID=11903010

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08802181A Withdrawn GB2201300A (en) 1987-02-05 1988-02-01 Preventing relative rotation between yoke and pole piece magnets

Country Status (4)

Country Link
JP (1) JPS63124075U (sv)
CN (1) CN88100802A (sv)
DE (1) DE3802984A1 (sv)
GB (1) GB2201300A (sv)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1898512A1 (en) * 2006-09-07 2008-03-12 Alcatel Lucent Method for assembling a Rotor Sheet Stack and Devices related thereto
EP2814142A3 (en) * 2013-06-11 2016-03-16 Samsung Electronics Co., Ltd Electric motor apparatus and vacuum cleaner having the same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103779982A (zh) * 2014-01-09 2014-05-07 深圳市万至达电机制造有限公司 一种空心杯有刷直流电动机的内定子组件

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB804422A (en) * 1954-08-24 1958-11-12 Miller & Company Ltd H Improvements in, or relating to, dynamos
EP0206380A1 (de) * 1985-05-24 1986-12-30 Philips Patentverwaltung GmbH Einphasensynchronmotor mit einem zweipoligen, dauermagnetisch erregten Rotor
EP0228872A1 (en) * 1985-12-18 1987-07-15 The Garrett Corporation Permanent magnet rotor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2062938A (en) * 1934-11-29 1936-12-01 Ernst Gross Permanent magnet for small electrical machines
JPS6051350B2 (ja) * 1978-01-11 1985-11-13 株式会社日立製作所 同期機の回転子

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB804422A (en) * 1954-08-24 1958-11-12 Miller & Company Ltd H Improvements in, or relating to, dynamos
EP0206380A1 (de) * 1985-05-24 1986-12-30 Philips Patentverwaltung GmbH Einphasensynchronmotor mit einem zweipoligen, dauermagnetisch erregten Rotor
EP0228872A1 (en) * 1985-12-18 1987-07-15 The Garrett Corporation Permanent magnet rotor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1898512A1 (en) * 2006-09-07 2008-03-12 Alcatel Lucent Method for assembling a Rotor Sheet Stack and Devices related thereto
EP2814142A3 (en) * 2013-06-11 2016-03-16 Samsung Electronics Co., Ltd Electric motor apparatus and vacuum cleaner having the same

Also Published As

Publication number Publication date
CN88100802A (zh) 1988-08-17
DE3802984A1 (de) 1988-08-25
JPS63124075U (sv) 1988-08-12
GB8802181D0 (en) 1988-03-02

Similar Documents

Publication Publication Date Title
EP0676853B1 (en) Variable reluctance start permanent magnet motor
US4998032A (en) Permanent magnet excited electric motor
US5331245A (en) Permanent magnet excited electric motor with improved torque ripple
US4713569A (en) Low cogging motor
US6242835B1 (en) Core sheet, core and method of manufacturing an armature
US4837471A (en) Dynamoelectric machine stator using cylindrical keybar with improved dovetail configuration
KR100252393B1 (ko) 영구자석매립형회전자구조
EP0173388A1 (en) Synchronous motor
GB2220529A (en) Reducing detent torque in multipole d.c. electric motors
EP1750347A3 (en) Synchronous induction motor
GB2288919A (en) Permanent magnet electrical machine
EP0226586A1 (en) SYNCHRONOUS SERVOMOTOR.
KR900002510A (ko) 영구자석식 회전전기
GB2206002A (en) Rotor poles designed to avoid vibration
US3604961A (en) Direct current motor having poles arranged to minimize cogging torque
US4780636A (en) Lip structure for a stator in a dynamo-electric machine
GB1524297A (en) Rotor for coreless motor
GB2201300A (en) Preventing relative rotation between yoke and pole piece magnets
JP3769315B2 (ja) 電気機械用ステータおよびステータ用積層体
WO1999044272A1 (en) Axial gap dynamoelectric machine
US3848146A (en) Ac motor
JPH0629353U (ja) 永久磁石形回転電機の固定子鉄心
JPH09182326A (ja) 直流モータ
JPH0622482A (ja) 車両用回転電機の回転子
US20030094863A1 (en) Starter for engine

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)