DE3803687C2 - - Google Patents

Info

Publication number
DE3803687C2
DE3803687C2 DE3803687A DE3803687A DE3803687C2 DE 3803687 C2 DE3803687 C2 DE 3803687C2 DE 3803687 A DE3803687 A DE 3803687A DE 3803687 A DE3803687 A DE 3803687A DE 3803687 C2 DE3803687 C2 DE 3803687C2
Authority
DE
Germany
Prior art keywords
camshaft
shaft tube
elements
built
entire
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
DE3803687A
Other languages
German (de)
English (en)
Other versions
DE3803687A1 (de
Inventor
Helmut Dipl Ing Swars
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.)
Vitesco Technologies Lohmar Verwaltungs GmbH
Original Assignee
Emitec Gesellschaft fuer Emissionstechnologie mbH
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 Emitec Gesellschaft fuer Emissionstechnologie mbH filed Critical Emitec Gesellschaft fuer Emissionstechnologie mbH
Priority to DE3803687A priority Critical patent/DE3803687A1/de
Priority to GB8902326A priority patent/GB2215646B/en
Priority to ES8900358A priority patent/ES2012260A6/es
Priority to IT8905108A priority patent/IT1233030B/it
Priority to FR8901551A priority patent/FR2626951A1/fr
Publication of DE3803687A1 publication Critical patent/DE3803687A1/de
Application granted granted Critical
Publication of DE3803687C2 publication Critical patent/DE3803687C2/de
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/60—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using solids, e.g. powders, pastes
    • C23C8/62—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using solids, e.g. powders, pastes only one element being applied
    • C23C8/68—Boronising
    • C23C8/70—Boronising of ferrous surfaces
    • 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
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/40—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions
    • C23C8/42—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions only one element being applied
    • C23C8/48—Nitriding
    • C23C8/50—Nitriding of ferrous surfaces
    • 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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H53/00—Cams or cam-followers, e.g. rollers for gearing mechanisms
    • F16H53/02—Single-track cams for single-revolution cycles; Camshafts with such cams
    • 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
    • F01L2303/00—Manufacturing of components used in valve arrangements

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Heat Treatment Of Articles (AREA)
DE3803687A 1988-02-07 1988-02-07 Gebaute nockenwelle Granted DE3803687A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE3803687A DE3803687A1 (de) 1988-02-07 1988-02-07 Gebaute nockenwelle
GB8902326A GB2215646B (en) 1988-02-07 1989-02-02 Assembled camshaft
ES8900358A ES2012260A6 (es) 1988-02-07 1989-02-02 Procedimiento para construir un arbol de levas montado, y arbol correspondiente.
IT8905108A IT1233030B (it) 1988-02-07 1989-02-03 Albero a camme composito e procedimento di fabbricazione.
FR8901551A FR2626951A1 (fr) 1988-02-07 1989-02-07 Arbre a cames compose

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3803687A DE3803687A1 (de) 1988-02-07 1988-02-07 Gebaute nockenwelle

Publications (2)

Publication Number Publication Date
DE3803687A1 DE3803687A1 (de) 1989-08-17
DE3803687C2 true DE3803687C2 (enrdf_load_stackoverflow) 1992-02-06

Family

ID=6346850

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3803687A Granted DE3803687A1 (de) 1988-02-07 1988-02-07 Gebaute nockenwelle

Country Status (5)

Country Link
DE (1) DE3803687A1 (enrdf_load_stackoverflow)
ES (1) ES2012260A6 (enrdf_load_stackoverflow)
FR (1) FR2626951A1 (enrdf_load_stackoverflow)
GB (1) GB2215646B (enrdf_load_stackoverflow)
IT (1) IT1233030B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009025023A1 (de) * 2009-06-10 2010-12-16 Neumayer Tekfor Holding Gmbh Verfahren zur Herstellung einer Nockenwelle und entsprechende Nockenwelle

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3943262A1 (de) * 1989-12-29 1991-07-11 Balcke Duerr Ag Verfahren zur erhoehung der haftung zwischen einer hohlwelle und auf ihr befestigten teilen
DE4205801C1 (enrdf_load_stackoverflow) * 1992-02-26 1993-07-15 Aeg-Elotherm Gmbh, 5630 Remscheid, De
DE19625555C2 (de) * 1996-06-26 1999-08-05 Hans Dipl Ing Kuehl Verfahren und Vorrichtung zum drehfesten Verbinden einer hohlen Welle mit mindestens einem auf der Welle angeordneten Teil
DE19625554C2 (de) * 1996-06-26 1999-07-29 Hans Dipl Ing Kuehl Verfahren und Einrichtung zum drehfesten Verbinden einer Welle mit mindestens einem auf der Welle angeordnetem Teil
DE19937938A1 (de) * 1999-08-11 2001-03-29 Daimler Chrysler Ag Gebaute Nockenwelle und Verfahren zu deren Herstellung
DE102005061980B4 (de) * 2005-12-23 2010-02-18 Audi Ag Verfahren zur Herstellung einer Nockenwelle und Nockenwelle
DE102005061979B4 (de) * 2005-12-23 2009-11-05 Audi Ag Verfahren zur Herstellung einer Nockenwelle

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2445623C3 (de) * 1974-09-25 1979-05-03 Kabel- Und Metallwerke Gutehoffnungshuette Ag, 3000 Hannover Verfahren zur Herstellung von Werkstücken aus Stahl, die einer thermischen Belastung unterliegen
DE2546802C3 (de) * 1975-10-18 1979-08-09 Kloeckner-Humboldt-Deutz Ag, 5000 Koeln Nockenwette für Hubkolbenmaschinen
US4597365A (en) * 1985-02-07 1986-07-01 General Motors Corporation Camshaft assembly and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009025023A1 (de) * 2009-06-10 2010-12-16 Neumayer Tekfor Holding Gmbh Verfahren zur Herstellung einer Nockenwelle und entsprechende Nockenwelle

Also Published As

Publication number Publication date
FR2626951B1 (enrdf_load_stackoverflow) 1995-04-07
GB2215646B (en) 1992-03-18
GB8902326D0 (en) 1989-03-22
DE3803687A1 (de) 1989-08-17
GB2215646A (en) 1989-09-27
FR2626951A1 (fr) 1989-08-11
IT8905108A0 (it) 1989-02-03
IT1233030B (it) 1992-03-14
ES2012260A6 (es) 1990-03-01

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee