EP0439678A3 - Inductor - Google Patents

Inductor Download PDF

Info

Publication number
EP0439678A3
EP0439678A3 EP19900118170 EP90118170A EP0439678A3 EP 0439678 A3 EP0439678 A3 EP 0439678A3 EP 19900118170 EP19900118170 EP 19900118170 EP 90118170 A EP90118170 A EP 90118170A EP 0439678 A3 EP0439678 A3 EP 0439678A3
Authority
EP
European Patent Office
Prior art keywords
inductor
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.)
Ceased
Application number
EP19900118170
Other languages
German (de)
Other versions
EP0439678A2 (en
Inventor
Friedhelm Emde
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.)
SMS Elotherm GmbH
Original Assignee
AEG Elotherm GmbH
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 AEG Elotherm GmbH filed Critical AEG Elotherm GmbH
Publication of EP0439678A2 publication Critical patent/EP0439678A2/en
Publication of EP0439678A3 publication Critical patent/EP0439678A3/en
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
    • H05B6/101—Induction heating apparatus, other than furnaces, for specific applications for local heating of metal pieces
    • H05B6/102—Induction heating apparatus, other than furnaces, for specific applications for local heating of metal pieces the metal pieces being rotated while induction heated
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/36—Coil arrangements
    • H05B6/365—Coil arrangements using supplementary conductive or ferromagnetic pieces

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Induction Heating (AREA)
EP19900118170 1990-01-30 1990-09-21 Inductor Ceased EP0439678A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4002581 1990-01-30
DE19904002581 DE4002581A1 (en) 1990-01-30 1990-01-30 INDUCTOR

Publications (2)

Publication Number Publication Date
EP0439678A2 EP0439678A2 (en) 1991-08-07
EP0439678A3 true EP0439678A3 (en) 1992-12-23

Family

ID=6399009

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900118170 Ceased EP0439678A3 (en) 1990-01-30 1990-09-21 Inductor

Country Status (2)

Country Link
EP (1) EP0439678A3 (en)
DE (1) DE4002581A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011004530A1 (en) 2010-12-15 2012-06-21 Mahle International Gmbh heater

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB717620A (en) * 1952-05-01 1954-10-27 Electric Furnace Co Improvements relating to induction heat treatment of workpieces having cylindrical surfaces
DE1936086B2 (en) * 1969-07-16 1971-03-11 Kloeckner Humboldt Deutz Ag Induction hardening of motor car engine - crankshafts
EP0072901A1 (en) * 1981-08-21 1983-03-02 Park-Ohio Industries, Inc. Process and apparatus for the uniform heating of elongated workpieces by induction
US4604510A (en) * 1985-05-20 1986-08-05 Tocco, Inc. Method and apparatus for heat treating camshafts
DE3843457C1 (en) * 1988-12-23 1989-07-20 Aeg-Elotherm Gmbh, 5630 Remscheid, De

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE973915C (en) * 1939-09-17 1960-07-14 Aeg Device for inductive heating by high-frequency alternating current, in particular for surface hardening by subsequent quenching
DE1009736B (en) * 1954-06-21 1957-06-06 Westinghouse Electric Corp Device for inductive heating of depressions, cavities and similar hollow body inner surfaces, especially for heating valve seats for curing
DE1193974B (en) * 1960-08-16 1965-06-03 Deutsche Edelstahlwerke Ag Method and apparatus for applying fractured hardening to inductive hardening with feed
DE1182373B (en) * 1963-05-30 1964-11-26 Siemens Ag Cross-field induction furnace
DE1565358B2 (en) * 1966-03-12 1972-05-10 Aeg-Elotherm Gmbh, 5630 Remscheid INDUCTOR FOR INDUCTIVE SURFACE HARDENING OF NON-ROTATIONAL SYMMETRIC WORKPIECES, SUCH AS THE CAMSHAFT CAMS
DE2932438C3 (en) * 1979-08-10 1982-03-11 Aeg-Elotherm Gmbh, 5630 Remscheid Half-shell inductor for inductive surface heating of wave-shaped workpieces
JPS6298588A (en) * 1985-10-25 1987-05-08 日本軽金属株式会社 Electromagnetic induction heater

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB717620A (en) * 1952-05-01 1954-10-27 Electric Furnace Co Improvements relating to induction heat treatment of workpieces having cylindrical surfaces
DE1936086B2 (en) * 1969-07-16 1971-03-11 Kloeckner Humboldt Deutz Ag Induction hardening of motor car engine - crankshafts
EP0072901A1 (en) * 1981-08-21 1983-03-02 Park-Ohio Industries, Inc. Process and apparatus for the uniform heating of elongated workpieces by induction
US4604510A (en) * 1985-05-20 1986-08-05 Tocco, Inc. Method and apparatus for heat treating camshafts
DE3843457C1 (en) * 1988-12-23 1989-07-20 Aeg-Elotherm Gmbh, 5630 Remscheid, De

Also Published As

Publication number Publication date
DE4002581C2 (en) 1993-03-04
DE4002581A1 (en) 1991-08-01
EP0439678A2 (en) 1991-08-07

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