FR2255737B1 - - Google Patents

Info

Publication number
FR2255737B1
FR2255737B1 FR7442271A FR7442271A FR2255737B1 FR 2255737 B1 FR2255737 B1 FR 2255737B1 FR 7442271 A FR7442271 A FR 7442271A FR 7442271 A FR7442271 A FR 7442271A FR 2255737 B1 FR2255737 B1 FR 2255737B1
Authority
FR
France
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
FR7442271A
Other versions
FR2255737A1 (fr
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.)
Singer Co
Original Assignee
Singer Co
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 Singer Co filed Critical Singer Co
Publication of FR2255737A1 publication Critical patent/FR2255737A1/fr
Application granted granted Critical
Publication of FR2255737B1 publication Critical patent/FR2255737B1/fr
Expired 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
    • H02K23/58—Motors or generators without iron cores
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
FR7442271A 1973-12-21 1974-12-20 Expired FR2255737B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US42717873A 1973-12-21 1973-12-21
US494265A US3891876A (en) 1973-12-21 1974-08-02 Permanent magnet electric motor having a non-ferrous solid armature

Publications (2)

Publication Number Publication Date
FR2255737A1 FR2255737A1 (fr) 1975-07-18
FR2255737B1 true FR2255737B1 (fr) 1980-09-12

Family

ID=27027321

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7442271A Expired FR2255737B1 (fr) 1973-12-21 1974-12-20

Country Status (11)

Country Link
US (1) US3891876A (fr)
JP (1) JPS604663B2 (fr)
BR (1) BR7410534D0 (fr)
CA (1) CA1020613A (fr)
CH (1) CH580880A5 (fr)
ES (1) ES432833A1 (fr)
FR (1) FR2255737B1 (fr)
GB (1) GB1484173A (fr)
IT (1) IT1026681B (fr)
NL (1) NL7416282A (fr)
SE (1) SE7415786L (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2417818C2 (de) * 1974-04-11 1983-03-31 Teldix Gmbh, 6900 Heidelberg Elektrische Maschine
DE2657892C2 (de) * 1975-12-23 1985-08-14 Micro Technology Laboratory Co. Ltd., Tokio/Tokyo Gleichstrommaschine
US4092569A (en) * 1976-09-07 1978-05-30 The Singer Company Multiple armature permanent magnet motor/actuators
DE2833899A1 (de) * 1977-08-03 1979-02-15 Micro Technology Lab Co Stabfoermiger als fester koerper ausgebildeter rotor
US4120254A (en) * 1977-09-14 1978-10-17 The Singer Company Direct drive feed system for sewing machines
DE2803937C2 (de) * 1978-01-30 1984-03-08 DUAL Gebrüder Steidinger GmbH & Co, 7742 St Georgen Direktantrieb des Plattentellers eines Plattenspielers
US4716329A (en) * 1979-02-02 1987-12-29 Jang Kyun Oh Armature construction for eliminating armature reaction in electric rotating machines
US4266152A (en) * 1979-03-29 1981-05-05 The Singer Company Method of and apparatus for cooling electric motors and totally enclosed electric motors incorporating same
US4355255A (en) * 1979-08-28 1982-10-19 The Singer Company Brushless direct current motor and control therefor
US4283647A (en) * 1979-08-30 1981-08-11 The Singer Company Annular segment permanent magnet single air gap electric motor
US4460839A (en) * 1980-06-09 1984-07-17 The Singer Company Magnetic laminae sections for single air gap motor
USRE32654E (en) * 1980-06-17 1988-04-26 Wide air gap permanent magnet motors
US4386291A (en) * 1981-12-11 1983-05-31 The Singer Company Multi-level armature winding for single air gap motor
US4404488A (en) * 1982-01-12 1983-09-13 The Singer Company Brush board assembly for dynamoelectric machine
US4396850A (en) * 1982-01-12 1983-08-02 The Singer Company Brush board assembly for dynamoelectric machine with flat end commutator
US4644200A (en) * 1985-08-12 1987-02-17 General Motors Corporation Rotational actuator for vehicle suspension damper
DE4301744A1 (de) * 1993-01-23 1994-07-28 Teves Gmbh Alfred Elektromotor für Hilfseinrichtungen an Kraftfahrzeugen
GB2275372A (en) * 1993-02-22 1994-08-24 Yang Tai Her Stator structure for electric motor
US5931195A (en) * 1997-09-24 1999-08-03 General Motors Corporation Power steering apparatus for motor vehicle with two piece inner pole member and method for making the same
WO2007040483A1 (fr) * 2005-09-23 2007-04-12 Doris Wilsdorf Machines multipolaires - ameliorations

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2332877A (en) * 1943-10-26 Galvanometer coie support
US2623187A (en) * 1948-01-19 1952-12-23 Latent Energy Motor Corp Magnetic impulse motor
US3422295A (en) * 1966-09-01 1969-01-14 Gen Electric Permanent magnet stator with split casing and method of making
US3424578A (en) * 1967-06-05 1969-01-28 Us Air Force Method of producing permanent magnets of rare earth metals containing co,or mixtures of co,fe and mn
CH511531A (de) * 1969-07-04 1971-08-15 Sulzer Ag Elektrische Vorrichtung mit mindestens einer stillstehenden elektrischen Wicklung

Also Published As

Publication number Publication date
ES432833A1 (es) 1976-11-01
US3891876A (en) 1975-06-24
JPS5095705A (fr) 1975-07-30
JPS604663B2 (ja) 1985-02-05
BR7410534D0 (pt) 1975-09-02
IT1026681B (it) 1978-10-20
NL7416282A (nl) 1975-06-24
CH580880A5 (fr) 1976-10-15
CA1020613A (fr) 1977-11-08
GB1484173A (en) 1977-09-01
FR2255737A1 (fr) 1975-07-18
SE7415786L (fr) 1975-06-23

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Legal Events

Date Code Title Description
ST Notification of lapse