FR2267649A1 - Permanent magnet electric machines - has pole pieces with parts having different remanence and coercive fields - Google Patents

Permanent magnet electric machines - has pole pieces with parts having different remanence and coercive fields

Info

Publication number
FR2267649A1
FR2267649A1 FR7413067A FR7413067A FR2267649A1 FR 2267649 A1 FR2267649 A1 FR 2267649A1 FR 7413067 A FR7413067 A FR 7413067A FR 7413067 A FR7413067 A FR 7413067A FR 2267649 A1 FR2267649 A1 FR 2267649A1
Authority
FR
France
Prior art keywords
pole pieces
parts
permanent magnet
electric machines
remanence
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
FR7413067A
Other languages
English (en)
French (fr)
Other versions
FR2267649B1 (cs
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.)
Orega Electronique et Mecanique
Original Assignee
Orega Electronique et Mecanique
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 Orega Electronique et Mecanique filed Critical Orega Electronique et Mecanique
Priority to FR7413067A priority Critical patent/FR2267649A1/fr
Publication of FR2267649A1 publication Critical patent/FR2267649A1/fr
Application granted granted Critical
Publication of FR2267649B1 publication Critical patent/FR2267649B1/fr
Granted legal-status Critical Current

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)
  • Linear Motors (AREA)
FR7413067A 1974-04-12 1974-04-12 Permanent magnet electric machines - has pole pieces with parts having different remanence and coercive fields Granted FR2267649A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7413067A FR2267649A1 (en) 1974-04-12 1974-04-12 Permanent magnet electric machines - has pole pieces with parts having different remanence and coercive fields

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7413067A FR2267649A1 (en) 1974-04-12 1974-04-12 Permanent magnet electric machines - has pole pieces with parts having different remanence and coercive fields

Publications (2)

Publication Number Publication Date
FR2267649A1 true FR2267649A1 (en) 1975-11-07
FR2267649B1 FR2267649B1 (cs) 1976-12-17

Family

ID=9137636

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7413067A Granted FR2267649A1 (en) 1974-04-12 1974-04-12 Permanent magnet electric machines - has pole pieces with parts having different remanence and coercive fields

Country Status (1)

Country Link
FR (1) FR2267649A1 (cs)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2360971A2 (fr) * 1976-01-24 1978-03-03 Bosch Gmbh Robert Aimant segmentaire, procede pour sa fabrication et son utilisation
FR2371082A1 (fr) * 1976-11-10 1978-06-09 Fujitsu Fanuc Ltd Moteur a courant continu
DE2845264A1 (de) * 1978-10-18 1980-05-08 Bosch Gmbh Robert Elektrische maschine, insbesondere kleinmotor
EP0078012A1 (en) * 1981-10-21 1983-05-04 Hitachi, Ltd. Direct current dynamoelectric machine of permanent magnet type
US4469969A (en) * 1981-03-17 1984-09-04 Hitachi, Ltd. Permanent magnet field type starting motor provided with an auxiliary pole
US4639625A (en) * 1984-08-29 1987-01-27 Hitachi, Ltd. Direct-current machine having permanent magnet field system
US5083054A (en) * 1982-11-13 1992-01-21 Hitachi, Ltd. Permanent magnet field type dc machine

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2360971A2 (fr) * 1976-01-24 1978-03-03 Bosch Gmbh Robert Aimant segmentaire, procede pour sa fabrication et son utilisation
FR2371082A1 (fr) * 1976-11-10 1978-06-09 Fujitsu Fanuc Ltd Moteur a courant continu
DE2845264A1 (de) * 1978-10-18 1980-05-08 Bosch Gmbh Robert Elektrische maschine, insbesondere kleinmotor
FR2439492A1 (fr) * 1978-10-18 1980-05-16 Bosch Gmbh Robert Machine electrique, en particulier petit moteur
US4469969A (en) * 1981-03-17 1984-09-04 Hitachi, Ltd. Permanent magnet field type starting motor provided with an auxiliary pole
EP0078012A1 (en) * 1981-10-21 1983-05-04 Hitachi, Ltd. Direct current dynamoelectric machine of permanent magnet type
US5083054A (en) * 1982-11-13 1992-01-21 Hitachi, Ltd. Permanent magnet field type dc machine
US4639625A (en) * 1984-08-29 1987-01-27 Hitachi, Ltd. Direct-current machine having permanent magnet field system

Also Published As

Publication number Publication date
FR2267649B1 (cs) 1976-12-17

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Legal Events

Date Code Title Description
ST Notification of lapse