FR2142158A5 - - Google Patents
Info
- Publication number
- FR2142158A5 FR2142158A5 FR7121609A FR7121609A FR2142158A5 FR 2142158 A5 FR2142158 A5 FR 2142158A5 FR 7121609 A FR7121609 A FR 7121609A FR 7121609 A FR7121609 A FR 7121609A FR 2142158 A5 FR2142158 A5 FR 2142158A5
- Authority
- FR
- France
- 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
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)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7121609A FR2142158A5 (en) | 1971-06-15 | 1971-06-15 | |
ES403785A ES403785A1 (en) | 1971-06-15 | 1972-06-13 | Part of steel of an elastic nature especially a clutch diaphragm and a method of its manufacture |
GB2760072A GB1402144A (en) | 1971-06-15 | 1972-06-13 | Part of steel of an elastic nature especially a clutch diaphragm and a method of its manufacture |
IT1271872A IT960594B (en) | 1971-06-15 | 1972-06-13 | ELEMENT IN STEEL OF ELASTIC NATURE IN PARTICULAR GRAFT DIAPHRAGM AND ITS OBTAINING PROCEDURE |
DE19722229028 DE2229028A1 (en) | 1971-06-15 | 1972-06-14 | COMPONENT MADE OF STEEL OF AN ELASTIC NATURE, IN PARTICULAR COUPLING DIAPHRAGM AND PROCESS FOR THE PRODUCTION |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7121609A FR2142158A5 (en) | 1971-06-15 | 1971-06-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2142158A5 true FR2142158A5 (en) | 1973-01-26 |
Family
ID=9078652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7121609A Expired FR2142158A5 (en) | 1971-06-15 | 1971-06-15 |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE2229028A1 (en) |
ES (1) | ES403785A1 (en) |
FR (1) | FR2142158A5 (en) |
GB (1) | GB1402144A (en) |
IT (1) | IT960594B (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2514035A1 (en) * | 1981-10-01 | 1983-04-08 | Komatsu Mfg Co Ltd | METHOD FOR HEAT TREATMENT OF SURFACE HARDENING OF STEEL, STEEL SUITABLE FOR THIS TREATMENT AND TREATED STEEL OBTAINED |
FR2542401A1 (en) * | 1983-03-12 | 1984-09-14 | Luk Lamellen & Kupplungsbau | FRICTION CLUTCH COMPRISING A BELLEVILLE SPRING AND A METHOD OF MANUFACTURING BELLEVILLE SPRINGS FOR SUCH CLUTCHES |
FR2579229A1 (en) * | 1985-03-20 | 1986-09-26 | Lucas Ind Plc | METHOD FOR THE SURFACE CURING OF THIN METAL OBJECTS AND DEVICE FOR IMPLEMENTING SAME |
FR2671022A1 (en) * | 1990-12-26 | 1992-07-03 | Valeo | METHOD FOR MANUFACTURING A DIAPHRAGM, ESPECIALLY FOR CLUTCHES OF MOTOR VEHICLES. |
US6216839B1 (en) * | 1998-07-09 | 2001-04-17 | Sachs Race Engineering Gmbh | Friction clutch with nickel-chromium alloy spring elements |
EP2548976A1 (en) * | 2010-03-18 | 2013-01-23 | Nhk Spring Co., Ltd. | Spring steel and surface treatment method for steel material |
CN105937571A (en) * | 2016-07-13 | 2016-09-14 | 苏州市虎丘区浒墅关弹簧厂 | High-quality medium-carbon wavy spring |
WO2019170844A1 (en) * | 2018-03-08 | 2019-09-12 | Volvo Truck Corporation | A spring assembly for a vehicle bogie suspension arrangement |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2186290B (en) * | 1986-02-11 | 1989-11-22 | Avdel Ltd | Pin for a fastener, and method of making same |
FR2765291B1 (en) * | 1997-06-27 | 2001-03-30 | Luk Lamellen & Kupplungsbau | METHOD FOR ADJUSTING A MEMBRANE SPRING |
FR2812575B1 (en) * | 2000-08-01 | 2002-10-11 | Valeo | METHOD FOR MANUFACTURING A METAL PART COMPRISING AT LEAST ONE ELASTICALLY DEFORMABLE PART, AND METAL PART OBTAINED BY EXECUTING THE METHOD |
DE10334470A1 (en) | 2003-07-29 | 2005-03-03 | Muhr Und Bender Kg | Disc spring with improved setting behavior |
DE102015207111B3 (en) * | 2015-04-20 | 2016-08-18 | Schaeffler Technologies AG & Co. KG | Process for the thermochemical-thermal treatment of carbon-reduced steels |
-
1971
- 1971-06-15 FR FR7121609A patent/FR2142158A5/fr not_active Expired
-
1972
- 1972-06-13 IT IT1271872A patent/IT960594B/en active
- 1972-06-13 ES ES403785A patent/ES403785A1/en not_active Expired
- 1972-06-13 GB GB2760072A patent/GB1402144A/en not_active Expired
- 1972-06-14 DE DE19722229028 patent/DE2229028A1/en active Pending
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2514035A1 (en) * | 1981-10-01 | 1983-04-08 | Komatsu Mfg Co Ltd | METHOD FOR HEAT TREATMENT OF SURFACE HARDENING OF STEEL, STEEL SUITABLE FOR THIS TREATMENT AND TREATED STEEL OBTAINED |
FR2542401A1 (en) * | 1983-03-12 | 1984-09-14 | Luk Lamellen & Kupplungsbau | FRICTION CLUTCH COMPRISING A BELLEVILLE SPRING AND A METHOD OF MANUFACTURING BELLEVILLE SPRINGS FOR SUCH CLUTCHES |
FR2579229A1 (en) * | 1985-03-20 | 1986-09-26 | Lucas Ind Plc | METHOD FOR THE SURFACE CURING OF THIN METAL OBJECTS AND DEVICE FOR IMPLEMENTING SAME |
FR2671022A1 (en) * | 1990-12-26 | 1992-07-03 | Valeo | METHOD FOR MANUFACTURING A DIAPHRAGM, ESPECIALLY FOR CLUTCHES OF MOTOR VEHICLES. |
US5492576A (en) * | 1990-12-26 | 1996-02-20 | Valeo | Method of making a diaphragm, especially for a motor vehicle clutch |
DE4142164C2 (en) * | 1990-12-26 | 2000-09-28 | Valeo | Method for producing a plate spring, in particular for motor vehicle clutches |
US6216839B1 (en) * | 1998-07-09 | 2001-04-17 | Sachs Race Engineering Gmbh | Friction clutch with nickel-chromium alloy spring elements |
EP2548976A1 (en) * | 2010-03-18 | 2013-01-23 | Nhk Spring Co., Ltd. | Spring steel and surface treatment method for steel material |
EP2548976A4 (en) * | 2010-03-18 | 2014-10-01 | Nhk Spring Co Ltd | Spring steel and surface treatment method for steel material |
US9469895B2 (en) | 2010-03-18 | 2016-10-18 | Nhk Spring Co., Ltd. | Spring steel and surface treatment method for steel material |
CN105937571A (en) * | 2016-07-13 | 2016-09-14 | 苏州市虎丘区浒墅关弹簧厂 | High-quality medium-carbon wavy spring |
WO2019170844A1 (en) * | 2018-03-08 | 2019-09-12 | Volvo Truck Corporation | A spring assembly for a vehicle bogie suspension arrangement |
CN111542445A (en) * | 2018-03-08 | 2020-08-14 | 沃尔沃卡车集团 | Spring assembly for a vehicle bogie suspension |
US11458791B2 (en) | 2018-03-08 | 2022-10-04 | Volvo Truck Corporation | Spring assembly for a vehicle bogie suspension arrangement |
Also Published As
Publication number | Publication date |
---|---|
IT960594B (en) | 1973-11-30 |
GB1402144A (en) | 1975-08-06 |
ES403785A1 (en) | 1975-05-01 |
DE2229028A1 (en) | 1973-01-04 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |