IT960594B - Elemento in acciaio di natura ela stica in particolare diaframma d innesto e suo procedimento di ottenimento - Google Patents

Elemento in acciaio di natura ela stica in particolare diaframma d innesto e suo procedimento di ottenimento

Info

Publication number
IT960594B
IT960594B IT1271872A IT1271872A IT960594B IT 960594 B IT960594 B IT 960594B IT 1271872 A IT1271872 A IT 1271872A IT 1271872 A IT1271872 A IT 1271872A IT 960594 B IT960594 B IT 960594B
Authority
IT
Italy
Prior art keywords
diaphragm
steel
elastic nature
obtaining procedure
particular graft
Prior art date
Application number
IT1271872A
Other languages
English (en)
Italian (it)
Original Assignee
Ferodo Sa
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 Ferodo Sa filed Critical Ferodo Sa
Application granted granted Critical
Publication of IT960594B publication Critical patent/IT960594B/it

Links

Classifications

    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/32—Belleville-type springs
    • F16F1/324—Belleville-type springs characterised by having tongues or arms directed in a generally radial direction, i.e. diaphragm-type springs
    • 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
    • C21D9/02—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for springs
    • 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
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D13/00—Friction clutches
    • F16D13/58—Details
    • F16D13/583—Diaphragm-springs, e.g. Belleville

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Operated Clutches (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
IT1271872A 1971-06-15 1972-06-13 Elemento in acciaio di natura ela stica in particolare diaframma d innesto e suo procedimento di ottenimento IT960594B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7121609A FR2142158A5 (enrdf_load_stackoverflow) 1971-06-15 1971-06-15

Publications (1)

Publication Number Publication Date
IT960594B true IT960594B (it) 1973-11-30

Family

ID=9078652

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1271872A IT960594B (it) 1971-06-15 1972-06-13 Elemento in acciaio di natura ela stica in particolare diaframma d innesto e suo procedimento di ottenimento

Country Status (5)

Country Link
DE (1) DE2229028A1 (enrdf_load_stackoverflow)
ES (1) ES403785A1 (enrdf_load_stackoverflow)
FR (1) FR2142158A5 (enrdf_load_stackoverflow)
GB (1) GB1402144A (enrdf_load_stackoverflow)
IT (1) IT960594B (enrdf_load_stackoverflow)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4470854A (en) * 1981-10-01 1984-09-11 Kabushiki Kaisha Komatsu Seisakusho Surface hardening thermal treatment
MX158127A (es) * 1983-03-12 1989-01-09 Luk Lamellen & Kupplungsbau Acoplamiento friccional
GB8507230D0 (en) * 1985-03-20 1985-04-24 Lucas Ind Plc Thin flat article with hardened surfaces
GB2186290B (en) * 1986-02-11 1989-11-22 Avdel Ltd Pin for a fastener, and method of making same
FR2671022B1 (fr) * 1990-12-26 1995-01-06 Valeo Procede de fabrication d'un diaphragme, notamment pour embrayages de vehicules automobiles.
FR2765291B1 (fr) * 1997-06-27 2001-03-30 Luk Lamellen & Kupplungsbau Procede d'ajustement d'un ressort en membrane
DE19830660A1 (de) * 1998-07-09 2000-01-20 Sachs Race Eng Gmbh Reibungskupplung mit Nickelchromlegierungs-Federelementen
FR2812575B1 (fr) * 2000-08-01 2002-10-11 Valeo Procede de fabrication d'une piece metallique comprenant au moins une partie elastiquement deformable, et piece metallique obtenue par execution de ce procede
DE10334470A1 (de) * 2003-07-29 2005-03-03 Muhr Und Bender Kg Tellerfeder mit verbessertem Setzverhalten
EP2548976A4 (en) * 2010-03-18 2014-10-01 Nhk Spring Co Ltd SPRING STEEL AND SURFACE TREATMENT METHOD FOR A STEEL MATERIAL
DE102015207111B3 (de) * 2015-04-20 2016-08-18 Schaeffler Technologies AG & Co. KG Verfahren zur thermochemisch-thermischen Behandlung von kohlenstoffreduzierten Stählen
CN105937571A (zh) * 2016-07-13 2016-09-14 苏州市虎丘区浒墅关弹簧厂 一种优质中碳波形弹簧
EP3762244B1 (en) * 2018-03-08 2023-06-07 Volvo Truck Corporation Spring assembly for a tandem axle vehicle suspension

Also Published As

Publication number Publication date
GB1402144A (en) 1975-08-06
DE2229028A1 (de) 1973-01-04
ES403785A1 (es) 1975-05-01
FR2142158A5 (enrdf_load_stackoverflow) 1973-01-26

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