IT1044440B - RABE EARTH PERMANENT MAGNET ROTOR FOR DYNAMOE MACHINES AND METHOD FOR ITS MANUFACTURE - Google Patents

RABE EARTH PERMANENT MAGNET ROTOR FOR DYNAMOE MACHINES AND METHOD FOR ITS MANUFACTURE

Info

Publication number
IT1044440B
IT1044440B IT5114375A IT5114375A IT1044440B IT 1044440 B IT1044440 B IT 1044440B IT 5114375 A IT5114375 A IT 5114375A IT 5114375 A IT5114375 A IT 5114375A IT 1044440 B IT1044440 B IT 1044440B
Authority
IT
Italy
Prior art keywords
dynamoe
rabe
machines
manufacture
permanent magnet
Prior art date
Application number
IT5114375A
Other languages
Italian (it)
Inventor
S Moodleman
Original Assignee
Kollmorgen Corp Imd
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
Priority claimed from US05/502,213 external-priority patent/US3937993A/en
Priority claimed from US05/576,125 external-priority patent/US3991331A/en
Priority claimed from US05/586,909 external-priority patent/US3979821A/en
Application filed by Kollmorgen Corp Imd filed Critical Kollmorgen Corp Imd
Application granted granted Critical
Publication of IT1044440B publication Critical patent/IT1044440B/en

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
    • H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K13/00—Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
    • H02K13/006—Structural associations of commutators
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K25/00—DC interrupter motors or generators

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Dc Machiner (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
IT5114375A 1974-08-30 1975-09-01 RABE EARTH PERMANENT MAGNET ROTOR FOR DYNAMOE MACHINES AND METHOD FOR ITS MANUFACTURE IT1044440B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US05/502,213 US3937993A (en) 1974-05-20 1974-08-30 Commutating structure for DC machines
US05/576,125 US3991331A (en) 1973-07-30 1975-05-09 Commutating structure for DC machines
US05/586,909 US3979821A (en) 1975-05-09 1975-06-16 Method of manufacturing rare earth permanent magnet rotor

Publications (1)

Publication Number Publication Date
IT1044440B true IT1044440B (en) 1980-03-20

Family

ID=27414199

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5114375A IT1044440B (en) 1974-08-30 1975-09-01 RABE EARTH PERMANENT MAGNET ROTOR FOR DYNAMOE MACHINES AND METHOD FOR ITS MANUFACTURE

Country Status (8)

Country Link
JP (1) JPS576340B2 (en)
CA (1) CA1035403A (en)
CH (1) CH589379A5 (en)
DE (1) DE2538320B2 (en)
FR (1) FR2283572A1 (en)
GB (1) GB1503708A (en)
IE (1) IE43265B1 (en)
IT (1) IT1044440B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5846857A (en) * 1981-09-11 1983-03-18 Fanuc Ltd Manufacture of rotor for synchronous motor
DE3245400A1 (en) * 1982-12-08 1984-06-14 Robert Bosch Gmbh, 7000 Stuttgart PERMANENTLY DRIVEN GENERATOR FOR VEHICLES
JPS59230454A (en) * 1983-06-10 1984-12-25 Fanuc Ltd Manufacture of permanent magnet field rotor
US4504755A (en) * 1983-11-03 1985-03-12 Kollmorgen Technologies Corporation Rotor reluctance notch for cogging control
JPS62193537A (en) * 1986-02-17 1987-08-25 Fanuc Ltd Permanent field rotor
JP2574007B2 (en) * 1988-08-02 1997-01-22 ファナック株式会社 Synchronous motor rotor
IT1294560B1 (en) * 1997-01-29 1999-04-12 Idm Srl ELECTRIC GENERATOR WITH INTERNAL ROTOR FOR SMALL ENDOTHERMAL MOTORS
JP2001204146A (en) 1999-11-08 2001-07-27 Isuzu Motors Ltd Rotor of rotating machine and its fabrication
JP2001136690A (en) * 1999-11-10 2001-05-18 Isuzu Motors Ltd Rotor of rotating machine
EP1420499B1 (en) 2002-11-15 2006-06-14 Minebea Co., Ltd. Rotor with embedded permanent magnets
EP1420500A1 (en) 2002-11-15 2004-05-19 Minebea Co., Ltd. Rotor assembly for an electrical machine
DE102009026288A1 (en) * 2009-07-29 2011-02-10 Sabinski, Joachim, Dr.-Ing. Permanent magnetic rotor with protected and sunk arranged, radially aligned permanent magnet with tangential orientation of the magnetic poles as an internal rotor design or external rotor design of rotating electrical machines and method for mounting these permanent magnet rotor
CN102315710B (en) * 2010-07-01 2014-03-26 京能新能源科技（上海）有限公司 Fixing structure of permanent magnet generator or motor permanent magnet
JP5888490B2 (en) * 2011-11-10 2016-03-22 日本電産株式会社 motor
JP6282795B2 (en) * 2011-11-10 2018-02-21 日本電産株式会社 motor
EP4220900A1 (en) * 2022-01-28 2023-08-02 Siemens Aktiengesellschaft Dynamo-electric rotary machine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1272067A (en) * 1960-07-19 1961-09-22 Comp Generale Electricite Alternator rotor
US3768054A (en) * 1972-04-03 1973-10-23 Gen Electric Low flux leakage magnet construction

Also Published As

Publication number Publication date
JPS5150408A (en) 1976-05-04
FR2283572B1 (en) 1978-04-07
IE43265B1 (en) 1981-01-28
IE43265L (en) 1976-02-29
FR2283572A1 (en) 1976-03-26
JPS576340B2 (en) 1982-02-04
CA1035403A (en) 1978-07-25
DE2538320B2 (en) 1980-01-24
DE2538320A1 (en) 1976-03-18
GB1503708A (en) 1978-03-15
CH589379A5 (en) 1977-06-30

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