GB2209880B - Magnet retainer in an electric motor - Google Patents

Magnet retainer in an electric motor

Info

Publication number
GB2209880B
GB2209880B GB8721804A GB8721804A GB2209880B GB 2209880 B GB2209880 B GB 2209880B GB 8721804 A GB8721804 A GB 8721804A GB 8721804 A GB8721804 A GB 8721804A GB 2209880 B GB2209880 B GB 2209880B
Authority
GB
United Kingdom
Prior art keywords
electric motor
magnet retainer
retainer
magnet
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.)
Expired - Fee Related
Application number
GB8721804A
Other languages
English (en)
Other versions
GB2209880A (en
GB8721804D0 (en
Inventor
To-Fan Wong
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.)
Johnson Electric SA
Johnson Electric Industrial Manufactory Ltd
Original Assignee
Johnson Electric SA
Johnson Electric Industrial Manufactory 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 Johnson Electric SA, Johnson Electric Industrial Manufactory Ltd filed Critical Johnson Electric SA
Priority to GB8721804A priority Critical patent/GB2209880B/en
Publication of GB8721804D0 publication Critical patent/GB8721804D0/en
Priority to JP1988119743U priority patent/JPH0171971U/ja
Priority to DE8811786U priority patent/DE8811786U1/de
Publication of GB2209880A publication Critical patent/GB2209880A/en
Application granted granted Critical
Publication of GB2209880B publication Critical patent/GB2209880B/en
Priority to HK131994A priority patent/HK131994A/xx
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
    • 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
    • H02K1/17—Stator cores with permanent magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Dc Machiner (AREA)
  • Motor Or Generator Frames (AREA)
GB8721804A 1987-09-16 1987-09-16 Magnet retainer in an electric motor Expired - Fee Related GB2209880B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB8721804A GB2209880B (en) 1987-09-16 1987-09-16 Magnet retainer in an electric motor
JP1988119743U JPH0171971U (enrdf_load_stackoverflow) 1987-09-16 1988-09-12
DE8811786U DE8811786U1 (de) 1987-09-16 1988-09-16 Permanentmagnet-Gleichstrom-Kleinmotor
HK131994A HK131994A (en) 1987-09-16 1994-11-24 Magnet retainer in an electric motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8721804A GB2209880B (en) 1987-09-16 1987-09-16 Magnet retainer in an electric motor

Publications (3)

Publication Number Publication Date
GB8721804D0 GB8721804D0 (en) 1987-10-21
GB2209880A GB2209880A (en) 1989-05-24
GB2209880B true GB2209880B (en) 1991-11-06

Family

ID=10623892

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8721804A Expired - Fee Related GB2209880B (en) 1987-09-16 1987-09-16 Magnet retainer in an electric motor

Country Status (4)

Country Link
JP (1) JPH0171971U (enrdf_load_stackoverflow)
DE (1) DE8811786U1 (enrdf_load_stackoverflow)
GB (1) GB2209880B (enrdf_load_stackoverflow)
HK (1) HK131994A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04131154U (ja) * 1991-05-24 1992-12-02 株式会社三ツ葉電機製作所 モータにおける永久磁石の止着構造
FR2700077B1 (fr) * 1992-12-28 1995-04-28 Ecia Equip Composants Ind Auto Dispositif de maintien des aimants permanents inducteurs d'un moteur électrique.
DE19652085A1 (de) * 1996-12-14 1998-06-18 Mannesmann Vdo Ag Elektromotor
DE10031254A1 (de) * 2000-06-27 2002-01-10 Bosch Gmbh Robert Bügelfeder
JP6006947B2 (ja) * 2012-03-02 2016-10-12 北芝電機株式会社 磁石固定ばね

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1250710A (enrdf_load_stackoverflow) * 1968-05-10 1971-10-20
GB1314472A (en) * 1970-06-05 1973-04-26 Siemens Ag Stators for electrical machines
GB1477878A (en) * 1973-08-23 1977-06-29 Bosch Gmbh Robert Means for mounting field magnets in the housing of an electrical machine
WO1982002288A1 (en) * 1980-12-20 1982-07-08 Ruehle Walter Electric machine for the starting of a combustion engine
EP0097875A2 (de) * 1982-06-30 1984-01-11 Siemens Aktiengesellschaft Ständer für eine dauermagneterregte elektrische Maschine und Verfahren zu dessen Herstellung
EP0144004A1 (en) * 1983-11-05 1985-06-12 Mitsubishi Denki Kabushiki Kaisha Stator for magnet-type rotating machines
EP0154335A2 (en) * 1984-03-07 1985-09-11 Hitachi, Ltd. Magneto d.c. motor
US4668887A (en) * 1984-04-05 1987-05-26 Ducelleeier Et Cie Small motor stator with improved magnet mounting

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4944406U (enrdf_load_stackoverflow) * 1972-07-27 1974-04-18
JPS51122967A (en) * 1975-04-18 1976-10-27 Matsushita Electric Ind Co Ltd Dewatering tank
JPS58123358A (ja) * 1982-01-14 1983-07-22 Hidetoshi Ito マイクロモ−タ−のマグネツト押えバネ装着方法及び装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1250710A (enrdf_load_stackoverflow) * 1968-05-10 1971-10-20
GB1314472A (en) * 1970-06-05 1973-04-26 Siemens Ag Stators for electrical machines
GB1477878A (en) * 1973-08-23 1977-06-29 Bosch Gmbh Robert Means for mounting field magnets in the housing of an electrical machine
WO1982002288A1 (en) * 1980-12-20 1982-07-08 Ruehle Walter Electric machine for the starting of a combustion engine
EP0097875A2 (de) * 1982-06-30 1984-01-11 Siemens Aktiengesellschaft Ständer für eine dauermagneterregte elektrische Maschine und Verfahren zu dessen Herstellung
EP0144004A1 (en) * 1983-11-05 1985-06-12 Mitsubishi Denki Kabushiki Kaisha Stator for magnet-type rotating machines
EP0154335A2 (en) * 1984-03-07 1985-09-11 Hitachi, Ltd. Magneto d.c. motor
US4668887A (en) * 1984-04-05 1987-05-26 Ducelleeier Et Cie Small motor stator with improved magnet mounting

Also Published As

Publication number Publication date
HK131994A (en) 1994-12-02
GB2209880A (en) 1989-05-24
GB8721804D0 (en) 1987-10-21
JPH0171971U (enrdf_load_stackoverflow) 1989-05-15
DE8811786U1 (de) 1989-01-12

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960916