CA936244A - Workpiece expansion compensator for resistance heating apparatus - Google Patents

Workpiece expansion compensator for resistance heating apparatus

Info

Publication number
CA936244A
CA936244A CA149713A CA149713A CA936244A CA 936244 A CA936244 A CA 936244A CA 149713 A CA149713 A CA 149713A CA 149713 A CA149713 A CA 149713A CA 936244 A CA936244 A CA 936244A
Authority
CA
Canada
Prior art keywords
heating apparatus
resistance heating
expansion compensator
workpiece expansion
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
CA149713A
Other versions
CA149713S (en
Inventor
E. Arnosky Joseph
A. Meermans Ronald
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 Corp
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 CA936244A publication Critical patent/CA936244A/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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/40—Direct resistance heating

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)
CA149713A 1971-09-20 1972-08-18 Workpiece expansion compensator for resistance heating apparatus Expired CA936244A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18166671A 1971-09-20 1971-09-20

Publications (1)

Publication Number Publication Date
CA936244A true CA936244A (en) 1973-10-30

Family

ID=22665255

Family Applications (1)

Application Number Title Priority Date Filing Date
CA149713A Expired CA936244A (en) 1971-09-20 1972-08-18 Workpiece expansion compensator for resistance heating apparatus

Country Status (2)

Country Link
US (1) US3737619A (en)
CA (1) CA936244A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4086464A (en) * 1976-07-20 1978-04-25 Park-Ohio Industries, Inc. Resistance heating device with improved workpiece feeding mechanism

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1344643A (en) * 1919-08-05 1920-06-29 Snead & Co Iron Works Method of and apparatus for heat-treating metallic articles
US1679730A (en) * 1923-07-17 1928-08-07 Snead & Company Electrical heating apparatus and method
US2931892A (en) * 1957-08-28 1960-04-05 Bochumer Ver Fuer Gusstahlfabr Electrical heating apparatus
US3418447A (en) * 1965-09-01 1968-12-24 Cheston Company Resistance metal heater

Also Published As

Publication number Publication date
US3737619A (en) 1973-06-05

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