FR3121189B1 - Amortisseur hydraulique avec élément poreux - Google Patents
Amortisseur hydraulique avec élément poreux Download PDFInfo
- Publication number
- FR3121189B1 FR3121189B1 FR2103175A FR2103175A FR3121189B1 FR 3121189 B1 FR3121189 B1 FR 3121189B1 FR 2103175 A FR2103175 A FR 2103175A FR 2103175 A FR2103175 A FR 2103175A FR 3121189 B1 FR3121189 B1 FR 3121189B1
- Authority
- FR
- France
- Prior art keywords
- chamber
- shock absorber
- compensation
- hydraulic shock
- porous element
- 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
Links
- 239000006096 absorbing agent Substances 0.000 title abstract 3
- 230000035939 shock Effects 0.000 title abstract 3
- 239000007788 liquid Substances 0.000 abstract 3
- 230000006835 compression Effects 0.000 abstract 2
- 238000007906 compression Methods 0.000 abstract 2
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
- F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
- F16F9/062—Bi-tubular 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
- F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and 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
- F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
- F16F9/066—Units characterised by the partition, baffle or like element
-
- 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
-
- 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
- F16F9/3214—Constructional features of pistons
-
- 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
- F16F9/44—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
Amortisseur hydraulique avec élément poreux Amortisseur (12) comprenant : - un cylindre (14), - un piston (18), - une chambre de compression (26) et une chambre d’extension (28) séparées par le piston, - une chambre de compensation (30), - un liquide (34) s’écoulant entre la chambre de compression, la chambre d’extension, et la chambre de compensation (30) du fait des mouvements du piston, - un gaz (36) situé dans la chambre de compensation pour exercer une contre-pression (P) sur le liquide. L’amortisseur définit un passage (38) entre la chambre d’extension et la chambre de compensation, un élément poreux (44) obstruant le passage et étant adapté pour permettre à un gaz résiduel de s’écouler de la chambre d’extension vers la chambre de compensation, et pour opposer une résistance à un écoulement du liquide de la chambre d’extension vers la chambre de compensation. Figure pour l'abrégé : Figure 2
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR2103175A FR3121189B1 (fr) | 2021-03-29 | 2021-03-29 | Amortisseur hydraulique avec élément poreux |
DE102022107345.9A DE102022107345A1 (de) | 2021-03-29 | 2022-03-29 | Hydraulischer Dämpfer mit porösem Element |
CN202210341631.4A CN115143220A (zh) | 2021-03-29 | 2022-03-29 | 具有有孔元件的液压阻尼器 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR2103175 | 2021-03-29 | ||
FR2103175A FR3121189B1 (fr) | 2021-03-29 | 2021-03-29 | Amortisseur hydraulique avec élément poreux |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3121189A1 FR3121189A1 (fr) | 2022-09-30 |
FR3121189B1 true FR3121189B1 (fr) | 2023-07-14 |
Family
ID=75539674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR2103175A Active FR3121189B1 (fr) | 2021-03-29 | 2021-03-29 | Amortisseur hydraulique avec élément poreux |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN115143220A (fr) |
DE (1) | DE102022107345A1 (fr) |
FR (1) | FR3121189B1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117072605B (zh) * | 2023-08-22 | 2024-06-11 | 浙江朝日减振器有限公司 | 一种高稳定性的油气混合减振器 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5324972A (en) * | 1976-08-18 | 1978-03-08 | Tokico Ltd | Oil hydraulic buffer |
IT1118500B (it) * | 1979-05-04 | 1986-03-03 | Iao Industrie Riunite Spa | Perfezionamenti nelle sospensioni autolivellanti per autoveicoli |
DE3044460A1 (de) * | 1980-11-26 | 1982-06-24 | August Bilstein GmbH & Co KG, 5828 Ennepetal | Hydropneumatischer zweirohr-schwingungsdaempfer, insbesondere als vorderachsbein fuer kraftfahrzeuge |
DE3206124A1 (de) * | 1982-02-20 | 1983-09-01 | Fichtel & Sachs Ag, 8720 Schweinfurt | Hydropneumatischer zweirohr-schwingungsdaempfer mit einem im bereich einer kolbenstangenfuehrung angeordneten oelabstreifring |
-
2021
- 2021-03-29 FR FR2103175A patent/FR3121189B1/fr active Active
-
2022
- 2022-03-29 DE DE102022107345.9A patent/DE102022107345A1/de active Pending
- 2022-03-29 CN CN202210341631.4A patent/CN115143220A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
CN115143220A (zh) | 2022-10-04 |
FR3121189A1 (fr) | 2022-09-30 |
DE102022107345A1 (de) | 2022-09-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 2 |
|
PLSC | Publication of the preliminary search report |
Effective date: 20220930 |
|
PLFP | Fee payment |
Year of fee payment: 3 |
|
PLFP | Fee payment |
Year of fee payment: 4 |