CA988694A - Method of producing molded stators from steel particles - Google Patents

Method of producing molded stators from steel particles

Info

Publication number
CA988694A
CA988694A CA207,483A CA207483A CA988694A CA 988694 A CA988694 A CA 988694A CA 207483 A CA207483 A CA 207483A CA 988694 A CA988694 A CA 988694A
Authority
CA
Canada
Prior art keywords
producing molded
steel particles
stators
molded stators
particles
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
CA207,483A
Other versions
CA207483S (en
Inventor
James W. Cunningham
Norman M. Pavlik
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA988694A publication Critical patent/CA988694A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H02K1/12—Stationary parts of the magnetic circuit
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49009—Dynamoelectric machine
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49073—Electromagnet, transformer or inductor by assembling coil and core
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49075—Electromagnet, transformer or inductor including permanent magnet or core
    • Y10T29/49076—From comminuted material

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)
CA207,483A 1973-09-11 1974-08-21 Method of producing molded stators from steel particles Expired CA988694A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00396256A US3848331A (en) 1973-09-11 1973-09-11 Method of producing molded stators from steel particles

Publications (1)

Publication Number Publication Date
CA988694A true CA988694A (en) 1976-05-11

Family

ID=23566501

Family Applications (1)

Application Number Title Priority Date Filing Date
CA207,483A Expired CA988694A (en) 1973-09-11 1974-08-21 Method of producing molded stators from steel particles

Country Status (6)

Country Link
US (1) US3848331A (en)
JP (1) JPS5054805A (en)
CA (1) CA988694A (en)
DE (1) DE2443281A1 (en)
FR (1) FR2243508A1 (en)
GB (2) GB1477510A (en)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3948690A (en) * 1973-09-11 1976-04-06 Westinghouse Electric Corporation Molded magnetic cores utilizing cut steel particles
JPS53142603A (en) * 1977-05-18 1978-12-12 Matsushita Electric Works Ltd Rotor coil-tube coreless-motor
US4265681A (en) * 1978-04-14 1981-05-05 Westinghouse Electric Corp. Method of producing low loss pressed magnetic cores from microlaminations
US4158582A (en) * 1978-04-14 1979-06-19 Westinghouse Electric Corp. Method of making pressed magnetic core components
US4158580A (en) * 1978-04-14 1979-06-19 Westinghouse Electric Corp. Method of making pressed magnetic core components
US4158561A (en) * 1978-04-14 1979-06-19 Westinghouse Electric Corp. Method for preparing oxide coated microlamination particles
US4158581A (en) * 1978-04-14 1979-06-19 Westinghouse Electric Corp. Method of making magnetic component for direct current apparatus
US4400675A (en) * 1981-11-05 1983-08-23 Westinghouse Electric Corp. Transformer with impedance matching means
US4486641A (en) 1981-12-21 1984-12-04 Ruffini Robert S Inductor, coating and method
US4776980A (en) * 1987-03-20 1988-10-11 Ruffini Robert S Inductor insert compositions and methods
CH675331A5 (en) * 1987-10-21 1990-09-14 Mavilor Syst Sa
NL8802720A (en) * 1988-11-07 1990-06-01 Philips Corp ELECTRIC ACTUATOR.
DE9003343U1 (en) * 1990-03-21 1990-05-23 Herion-Werke GmbH & Co. KG, 70736 Fellbach Encapsulated device
US5403540A (en) * 1990-10-29 1995-04-04 Corning Incorporated Heating of formed metal structure by induction
US5177392A (en) * 1991-01-14 1993-01-05 Westinghouse Electric Corp. High efficiency, low reactance disk-type machine including an improved rotor and stator
US5418811A (en) * 1992-04-08 1995-05-23 Fluxtrol Manufacturing, Inc. High performance induction melting coil
FI110824B (en) * 1993-06-15 2003-03-31 Sundyne Corp Rotor structure in asynchronous electric machine
US5680692A (en) * 1994-10-03 1997-10-28 General Electric Company Fabrication of induction motors
US5990588A (en) * 1996-12-13 1999-11-23 General Electric Company Induction motor driven seal-less pump
US6524380B1 (en) 2000-03-06 2003-02-25 Hamilton Sundstrand Corporation Magnesium methylate coatings for electromechanical hardware
US6232681B1 (en) * 2000-03-23 2001-05-15 Delco Remy International, Inc. Electromagnetic device with embedded windings and method for its manufacture
US7098566B2 (en) * 2001-05-24 2006-08-29 Rajasingham Arjuna Indraes War Axial gap electrical machine
CA2418497A1 (en) 2003-02-05 2004-08-05 Patrick Lemieux High performance soft magnetic parts made by powder metallurgy for ac applications
US7146706B2 (en) 2003-09-05 2006-12-12 Black & Decker Inc. Method of making an electric motor
US7078843B2 (en) 2003-09-05 2006-07-18 Black & Decker Inc. Field assemblies and methods of making same
US7205696B2 (en) 2003-09-05 2007-04-17 Black & Decker Inc. Field assemblies having pole pieces with ends that decrease in width, and methods of making same
US7211920B2 (en) 2003-09-05 2007-05-01 Black & Decker Inc. Field assemblies having pole pieces with axial lengths less than an axial length of a back iron portion and methods of making same
EP2562912A1 (en) 2005-03-07 2013-02-27 Black & Decker Inc. Power Tools with Motor Having a Multi-Piece Stator
US7824324B2 (en) 2005-07-27 2010-11-02 Neuronetics, Inc. Magnetic core for medical procedures
WO2007120778A2 (en) * 2006-04-14 2007-10-25 Ciiis, Llc Electric motor containing ferromagnetic particles
US8310125B2 (en) * 2007-02-23 2012-11-13 Jtekt Corporation Motor and electric pump having a stator including a first sintered metal and second sintered metal
KR100973686B1 (en) * 2008-06-23 2010-08-03 전자부품연구원 Stator of coreless motor
FR2946811B1 (en) * 2009-06-11 2011-07-01 Patrick Chevallier STATOR FOR ELECTRIC GENERATOR
WO2012080586A1 (en) * 2010-12-17 2012-06-21 Verteole Stator for an electric generator
FR2982438B1 (en) * 2011-11-03 2014-12-05 Leroy Somer Moteurs ROTOR OF ELECTRIC MACHINE
DE102012202019A1 (en) * 2012-02-10 2013-08-14 Ksb Aktiengesellschaft Manufacturing process for a rotor and rotor
CN104347260B (en) * 2013-07-26 2017-02-08 郑佐 Manufacturing process of integrally formed traction electromagnet
US10923969B2 (en) * 2019-01-14 2021-02-16 GM Global Technology Operations LLC Molded core assemblies for a motor-generator

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1982689A (en) * 1931-03-16 1934-12-04 Johnson Lab Inc Magnetic core material
US2048222A (en) * 1931-10-08 1936-07-21 Deutsche Edelstahlwerke Ag Improvements, in or relating to magnets
US2064773A (en) * 1933-06-01 1936-12-15 Ferrocart Corp Of America Method for making magnetic cores
US2241441A (en) * 1938-07-15 1941-05-13 Western Electric Co Manufacture of magnetic bodies
US2419847A (en) * 1944-06-02 1947-04-29 Gen Electric Powdered iron magnetic core
US2966704A (en) * 1957-01-22 1961-01-03 Edward D O'brian Process of making a ferrite magnetic device
US3255052A (en) * 1963-12-09 1966-06-07 Magnetics Inc Flake magnetic core and method of making same

Also Published As

Publication number Publication date
JPS5054805A (en) 1975-05-14
AU7307074A (en) 1976-03-11
US3848331A (en) 1974-11-19
GB1482378A (en) 1977-08-10
DE2443281A1 (en) 1975-03-20
GB1477510A (en) 1977-06-22
FR2243508A1 (en) 1975-04-04

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