JPH0116102B2 - - Google Patents

Info

Publication number
JPH0116102B2
JPH0116102B2 JP57100048A JP10004882A JPH0116102B2 JP H0116102 B2 JPH0116102 B2 JP H0116102B2 JP 57100048 A JP57100048 A JP 57100048A JP 10004882 A JP10004882 A JP 10004882A JP H0116102 B2 JPH0116102 B2 JP H0116102B2
Authority
JP
Japan
Prior art keywords
permanent magnet
axial length
armature
magnetic flux
magnetic pole
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
Application number
JP57100048A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58218860A (ja
Inventor
Toshio Tomite
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP57100048A priority Critical patent/JPS58218860A/ja
Priority to US06/502,632 priority patent/US4510407A/en
Priority to DE8383105715T priority patent/DE3374636D1/de
Priority to EP83105715A priority patent/EP0096868B1/en
Publication of JPS58218860A publication Critical patent/JPS58218860A/ja
Publication of JPH0116102B2 publication Critical patent/JPH0116102B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Processes 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/13—Machine starters
    • Y10T74/131—Automatic

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Dc Machiner (AREA)
JP57100048A 1982-06-11 1982-06-11 永久磁石式直流機 Granted JPS58218860A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP57100048A JPS58218860A (ja) 1982-06-11 1982-06-11 永久磁石式直流機
US06/502,632 US4510407A (en) 1982-06-11 1983-06-09 Permanent magnet type motor having improved pole structure
DE8383105715T DE3374636D1 (en) 1982-06-11 1983-06-10 Permanent magnet type motor
EP83105715A EP0096868B1 (en) 1982-06-11 1983-06-10 Permanent magnet type motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57100048A JPS58218860A (ja) 1982-06-11 1982-06-11 永久磁石式直流機

Publications (2)

Publication Number Publication Date
JPS58218860A JPS58218860A (ja) 1983-12-20
JPH0116102B2 true JPH0116102B2 (en]) 1989-03-22

Family

ID=14263612

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57100048A Granted JPS58218860A (ja) 1982-06-11 1982-06-11 永久磁石式直流機

Country Status (4)

Country Link
US (1) US4510407A (en])
EP (1) EP0096868B1 (en])
JP (1) JPS58218860A (en])
DE (1) DE3374636D1 (en])

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3248846T1 (de) * 1981-07-14 1983-07-07 Hitachi Metals, Ltd., Tokyo Verbundpermanentmagnet fuer die magnetische erregung und verfahren zu seiner herstellung
JPS5966376U (ja) * 1982-10-25 1984-05-04 三菱電機株式会社 磁石直流機の界磁装置
JPS5989560A (ja) * 1982-11-13 1984-05-23 Hitachi Ltd 永久磁石界磁形直流機
JPS6014639U (ja) * 1983-07-07 1985-01-31 三菱電機株式会社 磁石モ−タの固定子
FR2557743B1 (fr) * 1984-01-04 1988-07-08 Marchal Equip Auto Machine electrique tournante a aimants permanents, element et aimant permanent pour une telle machine
JPS6158459A (ja) * 1984-08-29 1986-03-25 Hitachi Ltd 永久磁石界磁式直流機
JPS6359754A (ja) * 1986-08-29 1988-03-15 Mitsubishi Electric Corp 直流電動機
JP2594922B2 (ja) * 1986-11-05 1997-03-26 株式会社日立製作所 永久磁石界磁式電動機の運転方法
JPS63209448A (ja) * 1987-02-23 1988-08-31 Mitsubishi Electric Corp エンジン用スタ−タ装置
US4980593A (en) * 1989-03-02 1990-12-25 The Balbec Corporation Direct current dynamoelectric machines utilizing high-strength permanent magnets
DE4335433C2 (de) * 1993-10-18 1998-07-23 Temic Auto Electr Motors Gmbh Elektromotor, insbesondere Kommutatormotor
JP3347890B2 (ja) * 1994-09-16 2002-11-20 三菱電機株式会社 直流電動機
JP3333359B2 (ja) * 1995-09-22 2002-10-15 三菱電機株式会社 永久磁石式モータ
DE10148652A1 (de) * 2001-10-02 2003-04-17 Bosch Gmbh Robert Gleichstrommaschine und Verfahren zum Befestigen von Magneten an einem Polgehäuse einer Gleichstrommaschine
DE102004025486A1 (de) * 2004-05-21 2005-12-15 Robert Bosch Gmbh Elektrische Maschine und Verfahren zur Verbindung einer elektrischen Maschine mit einem Anschlussflansch
DE102011075197A1 (de) * 2011-05-04 2012-11-08 Robert Bosch Gmbh Elektromotor
DE102011075195A1 (de) * 2011-05-04 2012-11-08 Robert Bosch Gmbh Elektromotor
CN102270890A (zh) * 2011-07-19 2011-12-07 浙江方正电机股份有限公司 隐极式微型永磁直流电机

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2894156A (en) * 1957-09-12 1959-07-07 Minitone Inc Miniature motor
DE1147674B (de) * 1961-02-23 1963-04-25 Licentia Gmbh Verfahren zur Fertigung von Magnetstaendern fuer Gleichstromkleinstmotoren
US3361917A (en) * 1965-06-21 1968-01-02 Sunbeam Corp Permanent magnet motor
DE2347856A1 (de) * 1973-09-22 1975-04-03 Bosch Gmbh Robert Elektrische maschine, insbesondere kleinmotor
FR2268377A1 (en) * 1974-04-17 1975-11-14 Sacobel DC motor with U-section pole pieces - has thin webs of pole pieces facing rotor and separating magnets
US4091300A (en) * 1975-08-30 1978-05-23 Lucas Industries Limited Permanent magnet electrical machines
DE2613061C3 (de) * 1976-03-26 1984-06-14 Siemens AG, 1000 Berlin und 8000 München Antriebsmotor für ein zahnärztliches Hand- und Winkelstück
JPS5759464A (en) * 1980-09-29 1982-04-09 Hitachi Ltd Field pole for dc electric machine
JPS5829358A (ja) * 1981-08-17 1983-02-21 Hitachi Metals Ltd 界磁用複合永久磁石
US4491756A (en) * 1981-10-21 1985-01-01 Hitachi, Ltd. Direct current dynamoelectric machine of permanent magnet type
US4471252A (en) * 1981-11-27 1984-09-11 Lucas Industries Limited Company Rotary dynamo electric machine with protection against demagnetization of low flux portion of permanent magnet poles

Also Published As

Publication number Publication date
EP0096868B1 (en) 1987-11-19
DE3374636D1 (en) 1987-12-23
EP0096868A1 (en) 1983-12-28
JPS58218860A (ja) 1983-12-20
US4510407A (en) 1985-04-09

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