FR2384166B3 - - Google Patents

Info

Publication number
FR2384166B3
FR2384166B3 FR7807417A FR7807417A FR2384166B3 FR 2384166 B3 FR2384166 B3 FR 2384166B3 FR 7807417 A FR7807417 A FR 7807417A FR 7807417 A FR7807417 A FR 7807417A FR 2384166 B3 FR2384166 B3 FR 2384166B3
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
Application number
FR7807417A
Other languages
French (fr)
Other versions
FR2384166A1 (en
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.)
SCHMITTHELM FA ERNST
Original Assignee
SCHMITTHELM FA ERNST
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
Priority claimed from DE19777708026 external-priority patent/DE7708026U1/en
Priority claimed from DE19777708025 external-priority patent/DE7708025U1/en
Application filed by SCHMITTHELM FA ERNST filed Critical SCHMITTHELM FA ERNST
Publication of FR2384166A1 publication Critical patent/FR2384166A1/en
Application granted granted Critical
Publication of FR2384166B3 publication Critical patent/FR2384166B3/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • F01L1/46—Component parts, details, or accessories, not provided for in preceding subgroups
    • F01L1/462—Valve return spring arrangements
    • 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
    • F16F1/021—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 characterised by their composition, e.g. comprising materials providing for particular spring properties
    • 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
    • F16F1/04—Wound springs
    • F16F1/042—Wound springs characterised by the cross-section of the wire
    • F16F1/043—Wound springs characterised by the cross-section of the wire the cross-section varying with the wire length

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Springs (AREA)
  • Vehicle Body Suspensions (AREA)
FR7807417A 1977-03-16 1978-03-15 MOTOR VEHICLE SPRING FOR USE AS A TRAVEL CONTROL SPRING AND AS A VALVE SPRING Granted FR2384166A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19777708026 DE7708026U1 (en) 1977-03-16 1977-03-16 Valve spring in coil spring form
DE19777708025 DE7708025U1 (en) 1977-03-16 1977-03-16 Coil spring in coil spring form with non-linear spring characteristic

Publications (2)

Publication Number Publication Date
FR2384166A1 FR2384166A1 (en) 1978-10-13
FR2384166B3 true FR2384166B3 (en) 1980-11-21

Family

ID=25947982

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7807417A Granted FR2384166A1 (en) 1977-03-16 1978-03-15 MOTOR VEHICLE SPRING FOR USE AS A TRAVEL CONTROL SPRING AND AS A VALVE SPRING

Country Status (3)

Country Link
CH (1) CH623641A5 (en)
FR (1) FR2384166A1 (en)
IT (1) IT1109820B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4883025A (en) * 1988-02-08 1989-11-28 Magnavox Government And Industrial Electronics Company Potential-magnetic energy driven valve mechanism
JPH0231032A (en) * 1988-04-29 1990-02-01 Honda Motor Co Ltd Spring device
DE4125155C1 (en) * 1991-07-30 1993-02-04 Robert Bosch Gmbh, 7000 Stuttgart, De
DE4228898C2 (en) * 1992-08-29 1995-02-23 Langen & Sondermann Gmbh & Co Device for the elastic connection between bogie and chassis structure of a rail vehicle
DE4230022A1 (en) * 1992-09-10 1994-03-17 Leybold Ag Gas leakage testing sniffer using helium@ - forms entrance to capillary tube leading to mass spectrometer as funnel shape, and specifies inlet dia. to be ten times greater than dia. of capillary, and angle between inlet and funnel between twenty and sixty degrees
DE4230227A1 (en) * 1992-09-10 1994-03-17 Porsche Ag Valve train for internal combustion engines
EP1008318A1 (en) * 1998-12-09 2000-06-14 Slumberland France Spring mattress
CN104482089A (en) * 2014-12-09 2015-04-01 江西洪都航空工业集团有限责任公司 Aircraft standard spring calculation method
FR3049231B1 (en) * 2016-03-24 2019-06-07 Peugeot Citroen Automobiles Sa HYDRAULIC SUSPENSION SYSTEM OF A VEHICLE

Also Published As

Publication number Publication date
CH623641A5 (en) 1981-06-15
FR2384166A1 (en) 1978-10-13
IT7821265A0 (en) 1978-03-15
IT1109820B (en) 1985-12-23

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