BR8204251A - Processo e aparelho de endurecer por acao termica e processo de preparar uma peca de trabalho alongada e de paredes finas - Google Patents

Processo e aparelho de endurecer por acao termica e processo de preparar uma peca de trabalho alongada e de paredes finas

Info

Publication number
BR8204251A
BR8204251A BR8204251A BR8204251A BR8204251A BR 8204251 A BR8204251 A BR 8204251A BR 8204251 A BR8204251 A BR 8204251A BR 8204251 A BR8204251 A BR 8204251A BR 8204251 A BR8204251 A BR 8204251A
Authority
BR
Brazil
Prior art keywords
bore
inductor
progressively
workpiece
hardening
Prior art date
Application number
BR8204251A
Other languages
English (en)
Inventor
Donald Edward Novorsky
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23095694&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8204251(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Park Ohio Industries Inc filed Critical Park Ohio Industries Inc
Publication of BR8204251A publication Critical patent/BR8204251A/pt

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
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
    • C21D1/10—Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
    • 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
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/14—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes wear-resistant or pressure-resistant pipes
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

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)
  • General Induction Heating (AREA)
BR8204251A 1981-07-22 1982-07-21 Processo e aparelho de endurecer por acao termica e processo de preparar uma peca de trabalho alongada e de paredes finas BR8204251A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/285,788 US4401485A (en) 1981-07-22 1981-07-22 Method for inductively heating thin-walled elongated workpieces

Publications (1)

Publication Number Publication Date
BR8204251A true BR8204251A (pt) 1983-07-12

Family

ID=23095694

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8204251A BR8204251A (pt) 1981-07-22 1982-07-21 Processo e aparelho de endurecer por acao termica e processo de preparar uma peca de trabalho alongada e de paredes finas

Country Status (6)

Country Link
US (1) US4401485A (pt)
EP (1) EP0070409B1 (pt)
AT (1) ATE15231T1 (pt)
BR (1) BR8204251A (pt)
CA (1) CA1192478A (pt)
DE (1) DE3265839D1 (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4625090A (en) * 1984-05-30 1986-11-25 Park-Ohio Industries, Inc. Apparatus for inductively heat treating workpiece bore walls
US4531987A (en) * 1984-05-30 1985-07-30 Park-Ohio Industries, Inc. Method for inductively heat treating workpiece bore walls
US4592537A (en) * 1985-01-07 1986-06-03 Tocco, Inc. Apparatus for heat treating and sizing thin walled articles
US4628167A (en) * 1985-06-27 1986-12-09 Tocco, Inc. Apparatus for inductively hardneing the interior surface of objects
DE4013148C1 (pt) * 1990-04-25 1991-10-31 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
US5360963A (en) * 1991-05-31 1994-11-01 Contour Hardening, Inc. Apparatus for and method of induction-hardening machine components
US5488219A (en) * 1993-12-13 1996-01-30 Neturen Co., Ltd. Induction heating coil assembly and method for hardening inner surface of cylinder by using the same
IT1288690B1 (it) 1996-11-14 1998-09-23 Bruno Girardello Procedimento per il trattamento termico di boccole particolarmente per veicoli cingolati e simili
DE19915264C1 (de) * 1999-04-03 2000-06-21 Daimler Chrysler Ag Verfahren zum induktiven Randschichthärten von hohlen Werkstücken
DE19935884C1 (de) * 1999-07-30 2000-11-09 Elotherm Gmbh Verfahren zum Härten mindestens einer Fläche einer Wand eines Bauteils und Vorrichtung zu seiner Durchführung
DE10112295B4 (de) * 2001-03-08 2004-07-29 Berstorff Gmbh Herstellung eines Zylindergehäuses eines Doppelschneckenextruders
JP3862149B2 (ja) * 2001-05-30 2006-12-27 アイシン・エィ・ダブリュ株式会社 プラネタリキャリア
US7694532B1 (en) * 2002-09-19 2010-04-13 Boaz Premakaran T System and method for tempering glass containers
DE102007019172A1 (de) * 2007-04-20 2008-10-23 Esser-Werke Gmbh & Co. Kg Vorrichtung zum Härten der inneren Oberfläche eines Förderrohrs
DE102008014165A1 (de) * 2008-03-14 2009-09-24 Ab Skf Vorrichtung zum Erwärmen und Verfahren zum Erwärmen
DE102009009019B3 (de) * 2009-02-16 2010-06-02 Stefan Beetz Verfahren zur Herstellung eines zylindrischen Hohlkörpers mit geringer Wandstärke, insbesondere eine Hohlwelle
US8454767B2 (en) * 2011-03-01 2013-06-04 Ntn Corporation Heat treatment method, outer joint member, and tripod type constant velocity universal joint
JP5680452B2 (ja) * 2011-03-10 2015-03-04 Ntn株式会社 熱処理方法、外側継手部材、及びトリポード型等速自在継手
US20140091063A1 (en) * 2012-09-28 2014-04-03 Electro-Motive Diesel, Inc. System for hardening a cylindrical metal component
CN114058792B (zh) * 2021-11-05 2024-07-05 瓦房店轴承集团国家轴承工程技术研究中心有限公司 超大直径轴承套圈分段表面感应淬火的运行机构及方法
CN114032363B (zh) * 2021-11-05 2024-07-09 瓦房店轴承集团国家轴承工程技术研究中心有限公司 大曲率滚道滑块的表面感应淬火的运行机构及方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE540920C (de) * 1930-02-25 1932-01-04 Friedrich Klopp Vorrichtung zum Haerten der Innenwandung von Hohlkoerpern
US2076515A (en) * 1933-09-16 1937-04-06 Union Carbide & Carbon Corp Method of heat treating plane and unidimensional curved metallic surfaces
DE959101C (de) * 1941-02-05 1957-02-28 Aeg Verfahren zum Haerten der Oberflaechen von Rohrinnenwandungen
GB620386A (en) * 1941-11-21 1949-03-24 Budd Induction Heating Inc Improvements in or relating to a method of and apparatus for heat treating cylindrical metal articles
US2541116A (en) * 1943-10-27 1951-02-13 Ohio Crankshaft Co Hardened metallic structure
DE1433721A1 (de) * 1962-12-22 1969-02-20 Allg Elek Citaets Ges Aeg Tele Verfahren zum Oberflaechenhaerten von rotationssymmetrischen Stahlgegenstaenden
US3278349A (en) * 1964-05-01 1966-10-11 Smith Corp A O Method of reducing warpage and dimensional growth of structural members during heat treatment
DE1533955C3 (de) * 1967-04-29 1973-10-25 Aeg-Elotherm Gmbh, 5630 Remscheidhasten Verfahren und Vorrichtung zur induktiven Wärmebehandlung von Werk stucken aus Stahl
US3915763A (en) * 1971-09-08 1975-10-28 Ajax Magnethermic Corp Method for heat-treating large diameter steel pipe
JPS54119310A (en) * 1978-03-09 1979-09-17 Japan Steel Works Ltd Gradually quenching method of roll with center bore

Also Published As

Publication number Publication date
EP0070409A1 (de) 1983-01-26
US4401485A (en) 1983-08-30
ATE15231T1 (de) 1985-09-15
EP0070409B1 (de) 1985-08-28
DE3265839D1 (en) 1985-10-03
CA1192478A (en) 1985-08-27

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