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FR3079275B1 - Amortisseur hydraulique de suspension de vehicule avec colonne de fluide a inertie formee dans la tige axiale - Google Patents

Amortisseur hydraulique de suspension de vehicule avec colonne de fluide a inertie formee dans la tige axiale Download PDF

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Publication number
FR3079275B1
FR3079275B1 FR1852576A FR1852576A FR3079275B1 FR 3079275 B1 FR3079275 B1 FR 3079275B1 FR 1852576 A FR1852576 A FR 1852576A FR 1852576 A FR1852576 A FR 1852576A FR 3079275 B1 FR3079275 B1 FR 3079275B1
Authority
FR
France
Prior art keywords
fluid column
axial rod
vehicle suspension
shock absorber
inertial fluid
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.)
Active
Application number
FR1852576A
Other languages
English (en)
Other versions
FR3079275A1 (fr
Inventor
Christophe Monteil
Jean Chillon
Zoran Dimitrijevic
Francis Bontron
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.)
Stellantis Auto Sas Fr
Original Assignee
PSA Automobiles 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 PSA Automobiles SA filed Critical PSA Automobiles SA
Priority to FR1852576A priority Critical patent/FR3079275B1/fr
Publication of FR3079275A1 publication Critical patent/FR3079275A1/fr
Application granted granted Critical
Publication of FR3079275B1 publication Critical patent/FR3079275B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
    • F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
    • F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
    • F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
    • F16F9/182—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein comprising a hollow piston rod
    • 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
    • F16F7/00—Vibration-dampers; Shock-absorbers
    • F16F7/10—Vibration-dampers; Shock-absorbers using inertia effect
    • F16F7/1034—Vibration-dampers; Shock-absorbers using inertia effect of movement of a liquid
    • 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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/3207—Constructional features
    • F16F9/3221—Constructional features of piston rods
    • 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
    • F16F2222/00—Special physical effects, e.g. nature of damping effects
    • F16F2222/08—Inertia
    • 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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
    • F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
    • F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
    • F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
    • F16F9/20—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with the piston-rod extending through both ends of the cylinder, e.g. constant-volume dampers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

Amortisseur hydraulique de suspension de véhicule automobile, comportant un corps cylindrique (2) contenant un piston (6) fixé à une tige axiale coulissante (4), délimitant dans ce corps (2) deux chambres (8, 10) qui sont reliées par une colonne de fluide à inertie (14), la colonne de fluide à inertie (14) étant formée à l'intérieur de la tige axiale (4).
FR1852576A 2018-03-26 2018-03-26 Amortisseur hydraulique de suspension de vehicule avec colonne de fluide a inertie formee dans la tige axiale Active FR3079275B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1852576A FR3079275B1 (fr) 2018-03-26 2018-03-26 Amortisseur hydraulique de suspension de vehicule avec colonne de fluide a inertie formee dans la tige axiale

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1852576A FR3079275B1 (fr) 2018-03-26 2018-03-26 Amortisseur hydraulique de suspension de vehicule avec colonne de fluide a inertie formee dans la tige axiale
FR1852576 2018-03-26

Publications (2)

Publication Number Publication Date
FR3079275A1 FR3079275A1 (fr) 2019-09-27
FR3079275B1 true FR3079275B1 (fr) 2021-04-16

Family

ID=62167573

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1852576A Active FR3079275B1 (fr) 2018-03-26 2018-03-26 Amortisseur hydraulique de suspension de vehicule avec colonne de fluide a inertie formee dans la tige axiale

Country Status (1)

Country Link
FR (1) FR3079275B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3106302B1 (fr) * 2020-01-20 2024-11-08 Psa Automobiles Sa Suspension inertielle pour vehicule
FR3120408B1 (fr) 2021-03-08 2023-01-20 Psa Automobiles Sa Amortisseur hydraulique de suspension de vehicule automobile
FR3123402B1 (fr) 2021-05-28 2023-07-14 Psa Automobiles Sa Amortisseur de suspension de vehicule automobile avec freinage inertiel
FR3124837B1 (fr) 2021-07-01 2023-10-27 Psa Automobiles Sa Amortisseur hydraulique de suspension de véhicule automobile
FR3139032A1 (fr) * 2022-08-25 2024-03-01 Psa Automobiles Sa Suspension inertielle à conduits externes compacts.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1921897A1 (de) * 1969-04-29 1970-11-12 Teves Gmbh Alfred Stossdaempfereinrichtung,insbesondere fuer Eisenbahnwagen
FR2737271A1 (fr) * 1995-07-27 1997-01-31 Sardou Max Amortisseur sensible a l'acceleration
FR2826933B1 (fr) * 2001-07-04 2003-09-26 Eurocopter France Amortisseur de trainee a inertie fluide pour rotor de giravion
DE102011009406A1 (de) * 2011-01-25 2012-07-26 Dt Swiss Ag Stoßdämpfer für ein Fahrrad
FR3039606B1 (fr) * 2015-07-27 2018-03-02 Psa Automobiles Sa. Dispositif d’amortissement a butee de detente hydraulique a piece d’extremite a canaux de passage de fluide
FR3050495B1 (fr) * 2016-04-25 2018-05-11 Peugeot Citroen Automobiles Sa Systeme de suspension hydraulique d’un vehicule
CN206361071U (zh) * 2016-12-30 2017-07-28 李恩耀 一种异向速度不同的阻尼可调减震器

Also Published As

Publication number Publication date
FR3079275A1 (fr) 2019-09-27

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Owner name: STELLANTIS AUTO SAS, FR

Effective date: 20240423