CA941461A - Method and apparatus for setting the air gap between an inductor and a valve seat - Google Patents

Method and apparatus for setting the air gap between an inductor and a valve seat

Info

Publication number
CA941461A
CA941461A CA158,431A CA158431A CA941461A CA 941461 A CA941461 A CA 941461A CA 158431 A CA158431 A CA 158431A CA 941461 A CA941461 A CA 941461A
Authority
CA
Canada
Prior art keywords
inductor
setting
valve seat
air gap
gap
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
CA158,431A
Other languages
English (en)
Other versions
CA158431S (en
Inventor
William G. Bryant
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.)
Park Ohio Holdings Inc
Original Assignee
Park Ohio Industries Inc
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 Park Ohio Industries Inc filed Critical Park Ohio Industries Inc
Application granted granted Critical
Publication of CA941461A publication Critical patent/CA941461A/en
Expired 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
    • H05B6/06—Control, e.g. of temperature, of power
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Induction Heating (AREA)
  • Magnetically Actuated Valves (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
CA158,431A 1972-03-27 1972-12-01 Method and apparatus for setting the air gap between an inductor and a valve seat Expired CA941461A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23851572A 1972-03-27 1972-03-27

Publications (1)

Publication Number Publication Date
CA941461A true CA941461A (en) 1974-02-05

Family

ID=22898247

Family Applications (1)

Application Number Title Priority Date Filing Date
CA158,431A Expired CA941461A (en) 1972-03-27 1972-12-01 Method and apparatus for setting the air gap between an inductor and a valve seat

Country Status (8)

Country Link
US (1) US3716690A (it)
JP (1) JPS535605B2 (it)
AU (1) AU468027B2 (it)
CA (1) CA941461A (it)
FR (1) FR2177721B1 (it)
GB (1) GB1399321A (it)
IT (1) IT974210B (it)
SE (1) SE393916B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3810608A (en) * 1972-11-24 1974-05-14 Park Ohio Industries Inc Method and apparatus for quench hardening valve seats
US3935416A (en) * 1974-06-24 1976-01-27 Park-Ohio Industries, Inc. Inductor-workpiece position detector
US4542272A (en) * 1982-09-28 1985-09-17 The Cross Company Induction heating device with electronic positioning control
GB2127660A (en) * 1982-09-28 1984-04-11 Cross Co Induction heating device with electronic positioning control
US4535212A (en) * 1984-07-06 1985-08-13 Tocco, Inc. Apparatus and method of hardening valve seats
DE102012101304A1 (de) 2012-02-17 2013-08-22 Thyssenkrupp Rothe Erde Gmbh Verfahren und Anordnung zum Vorschub-Randschichthärten
DE102013101057B4 (de) * 2013-02-01 2017-01-26 Thyssenkrupp Rothe Erde Gmbh Flächiger Induktor
US20170094730A1 (en) * 2015-09-25 2017-03-30 John Justin MORTIMER Large billet electric induction pre-heating for a hot working process

Also Published As

Publication number Publication date
AU468027B2 (en) 1975-12-18
JPS535605B2 (it) 1978-03-01
SE393916B (sv) 1977-05-23
US3716690A (en) 1973-02-13
AU5141973A (en) 1974-07-25
GB1399321A (en) 1975-07-02
FR2177721B1 (it) 1978-03-03
DE2314840B2 (de) 1976-01-02
DE2314840A1 (de) 1973-10-11
JPS4914308A (it) 1974-02-07
IT974210B (it) 1974-06-20
FR2177721A1 (it) 1973-11-09

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