GB2212174B - Apparatus for the hardening of crankshafts - Google Patents

Apparatus for the hardening of crankshafts

Info

Publication number
GB2212174B
GB2212174B GB8825920A GB8825920A GB2212174B GB 2212174 B GB2212174 B GB 2212174B GB 8825920 A GB8825920 A GB 8825920A GB 8825920 A GB8825920 A GB 8825920A GB 2212174 B GB2212174 B GB 2212174B
Authority
GB
United Kingdom
Prior art keywords
crankshafts
hardening
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 - Lifetime
Application number
GB8825920A
Other versions
GB8825920D0 (en
GB2212174A (en
Inventor
Edgar Stengel
Waldemar Gezarziek
R Friedhelm Reinke
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 GB8825920D0 publication Critical patent/GB8825920D0/en
Publication of GB2212174A publication Critical patent/GB2212174A/en
Application granted granted Critical
Publication of GB2212174B publication Critical patent/GB2212174B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C21D1/06—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
    • C21D9/30—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for crankshafts; for camshafts
    • 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)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
GB8825920A 1987-11-06 1988-11-04 Apparatus for the hardening of crankshafts Expired - Lifetime GB2212174B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3737694A DE3737694C1 (en) 1987-11-06 1987-11-06 Method for operating an induction hardening device for crankshafts and such a device

Publications (3)

Publication Number Publication Date
GB8825920D0 GB8825920D0 (en) 1988-12-07
GB2212174A GB2212174A (en) 1989-07-19
GB2212174B true GB2212174B (en) 1991-01-23

Family

ID=6339926

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8825920A Expired - Lifetime GB2212174B (en) 1987-11-06 1988-11-04 Apparatus for the hardening of crankshafts

Country Status (5)

Country Link
JP (1) JP2603705B2 (en)
DE (1) DE3737694C1 (en)
FR (1) FR2622897B1 (en)
GB (1) GB2212174B (en)
IT (1) IT1224299B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3842808C1 (en) * 1988-12-20 1989-08-31 Aeg-Elotherm Gmbh, 5630 Remscheid, De
DE3907699C1 (en) * 1989-03-10 1990-06-07 Aeg-Elotherm Gmbh, 5630 Remscheid, De
US6274857B1 (en) * 2000-02-10 2001-08-14 Inductoheat, Inc. Induction heat treatment of complex-shaped workpieces
WO2007003222A1 (en) * 2005-07-01 2007-01-11 Cinetic Etfa Linking Equipment and method for hardening treatment of metallic parts

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3174738A (en) * 1959-08-19 1965-03-23 Deutsche Edelstahlwerke Ag Apparatus for inductively hardening the bearing surfaces on crankshafts
US3957257A (en) * 1973-08-30 1976-05-18 Aeg-Elotherm G.M.B.H. Hardening apparatus with a hardening tank, especially in hardening machines for crankshafts
DE3246790A1 (en) * 1982-12-17 1984-06-20 Dieter 5063 Overath Feuer Crankshaft-hardening device
CA1236382A (en) * 1984-03-07 1988-05-10 Kenji Fujii Method of and apparatus for remelting and hardening a shaft

Also Published As

Publication number Publication date
IT1224299B (en) 1990-10-04
JP2603705B2 (en) 1997-04-23
GB8825920D0 (en) 1988-12-07
FR2622897A1 (en) 1989-05-12
FR2622897B1 (en) 1991-04-05
DE3737694C1 (en) 1988-10-13
GB2212174A (en) 1989-07-19
IT8848527A0 (en) 1988-11-04
JPH01268819A (en) 1989-10-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19941104