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FR3003619B1 - HYDRAULIC SHOCK ABSORBER COMPRISING A FAST RELIEF DEVICE - Google Patents

HYDRAULIC SHOCK ABSORBER COMPRISING A FAST RELIEF DEVICE

Info

Publication number
FR3003619B1
FR3003619B1 FR1352664A FR1352664A FR3003619B1 FR 3003619 B1 FR3003619 B1 FR 3003619B1 FR 1352664 A FR1352664 A FR 1352664A FR 1352664 A FR1352664 A FR 1352664A FR 3003619 B1 FR3003619 B1 FR 3003619B1
Authority
FR
France
Prior art keywords
shock absorber
relief device
hydraulic shock
fast relief
fast
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
FR1352664A
Other languages
French (fr)
Other versions
FR3003619A1 (en
Inventor
Jeremy Riazi
Alexis Avril
Thomas Moulys
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
Peugeot Citroen 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 Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR1352664A priority Critical patent/FR3003619B1/en
Publication of FR3003619A1 publication Critical patent/FR3003619A1/en
Application granted granted Critical
Publication of FR3003619B1 publication Critical patent/FR3003619B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G15/00—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type
    • B60G15/02—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring
    • B60G15/06—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper
    • B60G15/062—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper the spring being arranged around the damper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/06—Characteristics of dampers, e.g. mechanical dampers
    • B60G17/08—Characteristics of fluid dampers
    • 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
    • F16F9/185—Bitubular units
    • 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
    • F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
    • F16F9/516—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics resulting in the damping effects during contraction being different from the damping effects during extension, i.e. responsive to the direction of movement

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fluid-Damping Devices (AREA)
FR1352664A 2013-03-25 2013-03-25 HYDRAULIC SHOCK ABSORBER COMPRISING A FAST RELIEF DEVICE Active FR3003619B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1352664A FR3003619B1 (en) 2013-03-25 2013-03-25 HYDRAULIC SHOCK ABSORBER COMPRISING A FAST RELIEF DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1352664A FR3003619B1 (en) 2013-03-25 2013-03-25 HYDRAULIC SHOCK ABSORBER COMPRISING A FAST RELIEF DEVICE

Publications (2)

Publication Number Publication Date
FR3003619A1 FR3003619A1 (en) 2014-09-26
FR3003619B1 true FR3003619B1 (en) 2015-03-27

Family

ID=48741355

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1352664A Active FR3003619B1 (en) 2013-03-25 2013-03-25 HYDRAULIC SHOCK ABSORBER COMPRISING A FAST RELIEF DEVICE

Country Status (1)

Country Link
FR (1) FR3003619B1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK121108B (en) * 1969-06-12 1971-09-06 K Jorgensen Hydraulic shock absorber for vehicles.
DE3409154A1 (en) * 1983-03-14 1984-09-20 Volkswagenwerk Ag, 3180 Wolfsburg Spring strut or damper for motor vehicles
DE3502851C2 (en) * 1983-08-06 1996-07-11 Volkswagen Ag Self-pumping hydropneumatic telescopic spring damper element
NL8800882A (en) * 1988-04-06 1989-11-01 Koni Bv TWO-PIPE SHOCK ABSORBER.
FR2796431A1 (en) * 1999-07-16 2001-01-19 Nicolas Carlier Oil-filled shock absorber has piston with passage connecting upper and lower sections of cylinder and spring at bottom, passage being shut when weight supported by spring and force of reaction of ground are large and open when small
FR2868493B1 (en) * 2004-03-31 2008-06-13 Bos Sarl Sarl SUSPENSION DEVICE WITH HYDRAULIC SHOCK ABSORBER WITH SELECTIVE DAMPING CONTROL
NL2004138C2 (en) * 2010-01-25 2011-07-26 Koni Bv STIFF DAMPER.

Also Published As

Publication number Publication date
FR3003619A1 (en) 2014-09-26

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Effective date: 20240423