CA983124A - Apparatus and method of inductively heating spaced surfaces on an elongated workpiece - Google Patents

Apparatus and method of inductively heating spaced surfaces on an elongated workpiece

Info

Publication number
CA983124A
CA983124A CA187,864A CA187864A CA983124A CA 983124 A CA983124 A CA 983124A CA 187864 A CA187864 A CA 187864A CA 983124 A CA983124 A CA 983124A
Authority
CA
Canada
Prior art keywords
inductively heating
elongated workpiece
spaced surfaces
heating spaced
workpiece
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
CA187,864A
Other versions
CA187864S (en
Inventor
John R. Laughlin
George M. Mucha
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 CA983124A publication Critical patent/CA983124A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/30—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for crankshafts; for camshafts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
CA187,864A 1973-01-08 1973-12-11 Apparatus and method of inductively heating spaced surfaces on an elongated workpiece Expired CA983124A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32192873A 1973-01-08 1973-01-08

Publications (1)

Publication Number Publication Date
CA983124A true CA983124A (en) 1976-02-03

Family

ID=23252661

Family Applications (1)

Application Number Title Priority Date Filing Date
CA187,864A Expired CA983124A (en) 1973-01-08 1973-12-11 Apparatus and method of inductively heating spaced surfaces on an elongated workpiece

Country Status (2)

Country Link
US (1) US3784780A (en)
CA (1) CA983124A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2332832C2 (en) * 1973-06-28 1975-08-28 Aeg-Elotherm Gmbh, 5630 Remscheid Device for inductive hardening of workpieces that can be rotated about an axis of rotation
US4418259A (en) * 1981-08-21 1983-11-29 Park-Ohio Industries, Inc. Method and apparatus of uniform induction heating of an elongated workpiece
US4433226A (en) * 1981-11-12 1984-02-21 Park-Ohio Industries, Inc. Method and apparatus for induction heating of an elongated workpiece
US4482793A (en) * 1982-03-15 1984-11-13 Park-Ohio Industries, Inc. Apparatus for simultaneously heating a plurality of elongated workpieces
US4604510A (en) * 1985-05-20 1986-08-05 Tocco, Inc. Method and apparatus for heat treating camshafts
US4618125A (en) * 1985-08-26 1986-10-21 Tocco, Inc. System for hardening camshafts
US4732624A (en) * 1985-08-26 1988-03-22 Tocco, Inc. Method for hardening camshafts
US4894501A (en) * 1986-06-25 1990-01-16 Tocco, Inc. Method and apparatus for induction heating of gear teeth
US4855556A (en) * 1986-06-25 1989-08-08 Tocco, Inc. Method and apparatus for hardening gears and similar workpieces
ES2294218T3 (en) * 2003-06-13 2008-04-01 Maschinenfabrik Alfing Kessler Gmbh DEVICE FOR Hardening by induction.
US8716636B2 (en) * 2009-10-02 2014-05-06 John C. Bollman Arrangement and method for powering inductors for induction hardening
US9095891B2 (en) 2013-02-21 2015-08-04 Dusan Milicevic Method of eliminating the heat affected zone in a welded crankshaft

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2255103A (en) * 1938-10-15 1941-09-09 Ohio Crankshaft Co Equipment for electric heating
US2794894A (en) * 1954-10-05 1957-06-04 Chester A Tudbury Induction heat-treating apparatus

Also Published As

Publication number Publication date
US3784780A (en) 1974-01-08

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