FR2472079B1 - Procede de fabrication de soupapes - Google Patents

Procede de fabrication de soupapes

Info

Publication number
FR2472079B1
FR2472079B1 FR8026662A FR8026662A FR2472079B1 FR 2472079 B1 FR2472079 B1 FR 2472079B1 FR 8026662 A FR8026662 A FR 8026662A FR 8026662 A FR8026662 A FR 8026662A FR 2472079 B1 FR2472079 B1 FR 2472079B1
Authority
FR
France
Prior art keywords
manufacturing valves
valves
manufacturing
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
FR8026662A
Other languages
English (en)
Other versions
FR2472079A1 (fr
Inventor
Kurt Mehrens
Wolfgang Wegner
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.)
Caterpillar Motoren GmbH and Co KG
Original Assignee
Krupp Mak Maschinenbau 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 Krupp Mak Maschinenbau GmbH filed Critical Krupp Mak Maschinenbau GmbH
Publication of FR2472079A1 publication Critical patent/FR2472079A1/fr
Application granted granted Critical
Publication of FR2472079B1 publication Critical patent/FR2472079B1/fr
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
    • C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat Treatment Of Articles (AREA)
  • Lift Valve (AREA)
  • Details Of Valves (AREA)
FR8026662A 1979-12-20 1980-12-16 Procede de fabrication de soupapes Expired FR2472079B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2951317A DE2951317C2 (de) 1979-12-20 1979-12-20 Verfahren zur Herstellung von Teller-Ventilen

Publications (2)

Publication Number Publication Date
FR2472079A1 FR2472079A1 (fr) 1981-06-26
FR2472079B1 true FR2472079B1 (fr) 1987-05-07

Family

ID=6089020

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8026662A Expired FR2472079B1 (fr) 1979-12-20 1980-12-16 Procede de fabrication de soupapes

Country Status (6)

Country Link
JP (1) JPS5698513A (fr)
CH (1) CH651108A5 (fr)
DE (1) DE2951317C2 (fr)
DK (1) DK146829C (fr)
FR (1) FR2472079B1 (fr)
NL (1) NL191293C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3247487A1 (de) * 1982-12-22 1984-06-28 Klöckner-Humboldt-Deutz AG, 5000 Köln Tellerventil fuer brennkraftmaschinen
EP4375383A1 (fr) * 2022-11-28 2024-05-29 MAHLE International GmbH Procédé d'introduction d'une contrainte de compression dans au moins une zone cible

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB538241A (en) * 1939-04-08 1941-07-25 Budd Induction Heating Inc Improvements in or relating to the treatment of metal articles to change a dimensionthereof
FR1025682A (fr) * 1949-12-01 1953-04-17 Teves Gmbh Alfred Soupape <blindée> avec un métal dur pour moteurs à combustion interne
US2801193A (en) * 1954-05-14 1957-07-30 Baldwin Lima Hamilton Corp Method of treating impulse turbine buckets
DE1240333B (de) * 1965-10-28 1967-05-11 Volkswagenwerk Ag Verfahren zur Herstellung eines gepanzerten Auslassventils

Also Published As

Publication number Publication date
DK544080A (da) 1981-06-21
DE2951317C2 (de) 1982-06-16
CH651108A5 (en) 1985-08-30
DK146829B (da) 1984-01-16
JPS621083B2 (fr) 1987-01-12
NL191293C (nl) 1995-05-01
DE2951317A1 (de) 1981-07-23
NL191293B (nl) 1994-12-01
FR2472079A1 (fr) 1981-06-26
NL8006433A (nl) 1981-07-16
JPS5698513A (en) 1981-08-08
DK146829C (da) 1984-06-25

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Legal Events

Date Code Title Description
ST Notification of lapse