IT1068485B - Macchine elettriche a magnete permanente - Google Patents

Macchine elettriche a magnete permanente

Info

Publication number
IT1068485B
IT1068485B IT26607/76A IT2660776A IT1068485B IT 1068485 B IT1068485 B IT 1068485B IT 26607/76 A IT26607/76 A IT 26607/76A IT 2660776 A IT2660776 A IT 2660776A IT 1068485 B IT1068485 B IT 1068485B
Authority
IT
Italy
Prior art keywords
permanent magnet
electric machines
magnet electric
machines
permanent
Prior art date
Application number
IT26607/76A
Other languages
English (en)
Original Assignee
Lucas Industries 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
Priority claimed from GB3584775A external-priority patent/GB1563196A/en
Application filed by Lucas Industries Ltd filed Critical Lucas Industries Ltd
Application granted granted Critical
Publication of IT1068485B publication Critical patent/IT1068485B/it

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Dc Machiner (AREA)
IT26607/76A 1975-08-30 1976-08-27 Macchine elettriche a magnete permanente IT1068485B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3584775A GB1563196A (en) 1975-08-30 1975-08-30 Permanent magnet electrical machines
GB4138775 1975-10-08

Publications (1)

Publication Number Publication Date
IT1068485B true IT1068485B (it) 1985-03-21

Family

ID=26262881

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26607/76A IT1068485B (it) 1975-08-30 1976-08-27 Macchine elettriche a magnete permanente

Country Status (5)

Country Link
US (1) US4091300A (it)
JP (1) JPS6031183B2 (it)
DE (1) DE2638971C2 (it)
FR (1) FR2322473A1 (it)
IT (1) IT1068485B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5367015U (it) * 1976-11-10 1978-06-06
US4104787A (en) * 1977-03-21 1978-08-08 General Motors Corporation Forming curved wafer thin magnets from rare earth-cobalt alloy powders
US4216400A (en) * 1978-04-21 1980-08-05 Lucas Industries Limited Permanent magnet electrical machines
DE2950720C2 (de) * 1979-12-17 1982-06-24 Siemens AG, 1000 Berlin und 8000 München Dauermagneterregte elektrische Maschine
JPS5846280U (ja) * 1981-09-24 1983-03-29 藤崎　清則 永久磁石型回転電機
JPS58218860A (ja) * 1982-06-11 1983-12-20 Hitachi Ltd 永久磁石式直流機
US4797592A (en) * 1982-06-17 1989-01-10 Kollmorgen Technologies Corporation Dynamo electric machine with upwardly shifted ripple frequency
JPS5989560A (ja) * 1982-11-13 1984-05-23 Hitachi Ltd 永久磁石界磁形直流機
US4538080A (en) * 1983-06-14 1985-08-27 Kollmorgen Technologies, Corporation Flux contoured rotary electromagnetic machine
US4757224A (en) * 1985-04-26 1988-07-12 Magnetics Research International Corp. Full flux reversal variable reluctance machine
US4980593A (en) * 1989-03-02 1990-12-25 The Balbec Corporation Direct current dynamoelectric machines utilizing high-strength permanent magnets
DE4235649A1 (de) * 1992-10-22 1994-04-28 Egon Schmid Gleichstrom-Elektromotor mit Permanenterregung
IT1261598B (it) 1993-09-30 1996-05-23 Gate Spa Motore elettrico a magneti permanenti con coppia di riluttanza ridotta
US5783890A (en) * 1995-06-26 1998-07-21 Cleveland Motion Controls, Inc. Imprinted geometric magnetic anticog permanent magnet motor
US5742110A (en) * 1995-08-25 1998-04-21 Mpc Products Corporation DC motor magnetic circuit configuration with high flux density
US6204584B1 (en) 2000-01-18 2001-03-20 Cleveland Motion Controls, Inc. Low cogging torque brushless motor rotor
JP5188981B2 (ja) * 2006-11-22 2013-04-24 株式会社ミツバ 直流モータ
EP3389170A1 (en) * 2017-04-11 2018-10-17 Mahle International GmbH Electric motor
DE102021130180A1 (de) 2021-11-18 2023-05-25 Zf Active Safety Gmbh Elektromotor, Antriebsanordnung und elektromechanische Bremseinrichtung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1165735B (de) * 1962-01-04 1964-03-19 Telefunken Patent Regelbarer Gleichstrommotor
DE1160080B (de) * 1962-12-13 1963-12-27 Alexander Cochardt Dr Ing Elektromagnetisches System, insbesondere fuer einen Gleichstrommotor
US3249780A (en) * 1965-05-13 1966-05-03 Vernitron Corp D. c. motor with permanent magnet stator
US3521096A (en) * 1968-10-14 1970-07-21 Ford Motor Co Permanent magnet dynamoelectric machine structure
US3590293A (en) * 1969-09-29 1971-06-29 Gen Electric Dynamoelectric machine having a stationary assembly of the permanent magnet type
FR2114151A5 (it) * 1970-11-18 1972-06-30 Sermag
CA945611A (en) * 1971-05-28 1974-04-16 Albert L. De Graffenried High density flux magnetic circuit
US3789250A (en) * 1972-02-04 1974-01-29 Ford Motor Co Permanent magnet dynamoelectric machine
IT973910B (it) * 1972-12-05 1974-06-10 Texas Instruments Italia Spa Disposizione di protezione contro la smagnetizzazione dei magneti di campo per motori in corrente continua con eccitazione a magneti permanenti
FR2230109A1 (en) * 1973-05-18 1974-12-13 Saccuto Aldo Direct current vehicle traction motor - uses permanent magnet poles, laminated rotor and reduces battery size
DE2347856A1 (de) * 1973-09-22 1975-04-03 Bosch Gmbh Robert Elektrische maschine, insbesondere kleinmotor

Also Published As

Publication number Publication date
FR2322473B1 (it) 1979-03-02
DE2638971C2 (de) 1988-08-18
JPS6031183B2 (ja) 1985-07-20
DE2638971A1 (de) 1977-03-10
JPS5229916A (en) 1977-03-07
US4091300A (en) 1978-05-23
FR2322473A1 (fr) 1977-03-25

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