WO2020207661A1 - Palier à amortissement hydraulique - Google Patents

Palier à amortissement hydraulique Download PDF

Info

Publication number
WO2020207661A1
WO2020207661A1 PCT/EP2020/055360 EP2020055360W WO2020207661A1 WO 2020207661 A1 WO2020207661 A1 WO 2020207661A1 EP 2020055360 W EP2020055360 W EP 2020055360W WO 2020207661 A1 WO2020207661 A1 WO 2020207661A1
Authority
WO
WIPO (PCT)
Prior art keywords
support device
damping bearing
hydraulically damping
elastomer
cage
Prior art date
Application number
PCT/EP2020/055360
Other languages
German (de)
English (en)
Inventor
Philipp Werner
Hilrich Kardoes
Oliver Breiden
Original Assignee
Vibracoustic Ag
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 Vibracoustic Ag filed Critical Vibracoustic Ag
Priority to CN202080040352.3A priority Critical patent/CN113906236B/zh
Priority to EP20707646.4A priority patent/EP3953606A1/fr
Publication of WO2020207661A1 publication Critical patent/WO2020207661A1/fr

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
    • F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
    • F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
    • F16F13/08—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper
    • F16F13/14—Units of the bushing type, i.e. loaded predominantly radially
    • F16F13/1445—Units of the bushing type, i.e. loaded predominantly radially characterised by method of assembly, production or treatment
    • F16F13/1454—Sealing of 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
    • F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
    • F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
    • F16F13/08—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper
    • F16F13/14—Units of the bushing type, i.e. loaded predominantly radially
    • F16F13/1481—Units of the bushing type, i.e. loaded predominantly radially characterised by features of plastic springs, e.g. presence of cavities or stiffeners; characterised by features of flexible walls of equilibration chambers, i.e. membranes
    • 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
    • F16F2226/00—Manufacturing; Treatments
    • F16F2226/04—Assembly or fixing methods; methods to form or fashion parts
    • 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
    • F16F2230/00—Purpose; Design features
    • F16F2230/0023—Purpose; Design features protective
    • 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
    • F16F2230/00—Purpose; Design features
    • F16F2230/02—Surface features, e.g. notches or protuberances
    • 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
    • F16F2230/00—Purpose; Design features
    • F16F2230/30—Sealing arrangements

Definitions

  • the present invention relates to a hydraulically damping bearing for mounting a vehicle part on a vehicle body, comprising an inner part, an outer part surrounding the inner part with the formation of a gap, which can be calibrated by reducing its outer diameter, and an elastomer body which is arranged in the gap and which The inner part and the outer part are elastically connected to one another, the elastomer body dividing the space into at least two chambers filled with a fluid, which are connected to one another via at least one channel.
  • a hydraulically damping bearing of the type mentioned is used in a vehicle to store a chassis part or a vehicle assembly on a vehicle body and to dampen and / or eliminate the vibrations caused by the uneven road surface or the vibrations caused by the vehicle assembly and so the Increase driving comfort.
  • the damping function is achieved in that the introduced vibrations lead to a movement of the inner part relative to the outer part and vice versa, whereby one of the chambers is made smaller and the other chamber is enlarged.
  • the fluid in the reduced chamber flows through the channel into the other chamber.
  • the flow resistance opposite to the flow direction in the channel creates a damping effect, while the fluid column, which vibrates in phase opposition to the excitation amplitude near the natural frequency, has a til ing effect on the vibrations introduced.
  • the chambers filled with fluid become soft to the outside through expandable
  • Elastomeric membranes limited.
  • the elastomer diaphragms are provided with sealing lips that sit on the cage.
  • DE 10 2013 204 995 A1 discloses a hydraulic axle carrier bearing which has an inner part, an outer part and an elastomer body arranged in between, which is provided with a plastic cage, the plastic cage having at least one sealing groove which are arranged on an outer side of the Kunststoff Ko figs .
  • the sealing groove lies opposite the inner wall of the outer part, the sealing groove being filled with an elastomeric material.
  • EP 1 291 549 A1 discloses a hydraulically damping bush bearing with an intermediate ring which is provided with circumferential projections, the elastomer body forming dome areas in the area of the circumferential projections to seal the liquid-filled chambers.
  • DE 10 2006 025 251 B4 reveals a hydraulically damping rubber bushing bearing which has a metallic inner part, an elastomeric bearing body surrounding the inner part, an outer part for reinforcing the bearing body and at least two inflation chambers arranged in the bearing body for receiving a fluid damping agent.
  • the bearing body has a sealing bead.
  • the hydraulic damping bearing is calibrated by reducing the outer diameter of the outer part. This compresses the elastomer body and introduces a preload. During the calibration, the sealing lips are exposed to strong mechanical loads that can damage the sealing lips.
  • DE 10 2007 034 475 B4 suggests a hydraulically damping bearing made of an elastomer, egg nem metallic inner bolt, which is surrounded by a vulcanized two-part intermediate sleeve in half-shell shape so that due to the shape of the elastomer between this and the inside of the intermediate sleeve form two symmetrical, diametrically opposite chambers, which are used for receiving serve a hydraulic damping fluid, as well as an outer sleeve pulled over the intermediate sleeve.
  • Sealing lips inserted between the outer and intermediate sleeves are vulcanized into the two chambers, which are designed in a bead-like shape and arranged in a recess in the intermediate sleeve. After the hydraulic bearing has been installed, the sealing lips are calibrated or adjusted in such a way that the inner diameter of the outer sleeve is reduced and the pressure on the sealing lips increased.
  • the present invention is based on the object of creating a hydraulically damping of the bearing which has an improved seal when calibration is carried out via the outer part.
  • a hydraulically damping bearing for mounting a vehicle part on a vehicle body has an inner part, an outer part surrounding the inner part with the formation of a gap, which can be calibrated by reducing its diameter, and an elastomer body which is arranged in the gap and the inner part and the Outer part elastically connected to one another, the elastomer body dividing the space into at least two chambers filled with a fluid, which are connected to one another via at least one channel, the elastomer body being reinforced with a cage which has at least one protruding from an outer peripheral surface facing the outer part Has support device, wherein the elastomer body is provided with at least one sealing device which is arranged adjacent to the support device and seals the chambers, the sealing device protruding beyond the support device in the non-calibrated state and wherein di e support device is segmented.
  • the bearing according to the invention is characterized by a segmented Ab softin direction.
  • the task of the segments is that of the sealing device during the calibration only approximately to the level of the support device, in particular the calibrated support device is compressed.
  • the Ab Aggreg device thus prevents the sealing device from being squeezed to a critical extent and thus damaged.
  • the outer diameter of the outer part and / or an outer diameter of the cage is reduced, where the elastomer arranged between the inner part and the cage is compressed or calibrated. As a result, the stiffness and the life of the elastomer body and thus the bearing are adjusted. If the outer diameter of the support device is reduced, one speaks of a calibrated support device or a calibrated cage.
  • the segmentation of the support device enables elastomer to flow through the depressions or spaces between the segments during production and the sealing device to be vented through the spaces during the filling process.
  • Such leakage errors are favored if the air pushed forward by the elastomer flow front cannot escape immediately behind the seal, as the vulcanization mold presses on a non-segmented, circumferential support device in order to keep this support device free of elastomer so that the outer sleeve during the calibration process can press directly on the outer part.
  • the support device has the effect that calibration forces from the outer part are not introduced into the cage via the seal, but these forces are introduced via the support device. The support device thus creates additional installation space for the sealing device that is protected from calibration, so that it can be made higher.
  • segmentation is understood to mean the subdivision of a circumferential closed structure into individual segments, the segments being separated from one another by spaces or recesses.
  • the segmented support device is thus formed from alternating elevations and recesses or spaces.
  • calibration is understood to mean the application of a force, in particular a compressive force, to the outer part, as a result of which an outer diameter and / or an inner diameter of the outer part and to the same extent the
  • the diameter of the cage is reduced in order to induce compressive stresses in the elastomer placed inside the cage and thus to adjust its stiffness and service life. Accordingly, the condition that is not calibrated is understood to be that which corresponds to the state of manufacture of the outer part.
  • the calibrated state is thus understood to mean that state which is present when a force has been exerted on the outer part and its outer diameter and / or inner diameter has permanently decreased.
  • the support device is provided only with a very thin elastomer layer or a very thin rubber coating, preferably with no elastomer layer or a rubber coating at all.
  • the sealing device is advantageously arranged directly adjacent to the Ab Min direction.
  • the sealing device can be formed from the same material and in one piece from the elastomer body. In addition, the device can be a separate part.
  • the sealing device is advantageously made of an elastomeric material.
  • the elastomer body has Elastomermembra NEN, which are preferably designed to be flexible, and which delimit the chamber at the front.
  • the cage serves to reinforce the elastomer body, in particular the flexible elastomer membranes, in that the cage reinforces and / or stiffens the flexible elastomer membranes. In this way, the cage prevents the flexible elastomeric membranes from deforming under pressure in such a way that the chambers leak.
  • the cage is advantageously cohesively connected to the elastomer body.
  • the outer part is formed out as a tube or sleeve.
  • the inner part can be designed as a tube or as a tube with partial thickenings or depressions.
  • the outer part and / or the inner part can be produced using an extrusion process or a casting process.
  • An outer part and / or inner part produced in a casting process is preferably produced by means of aluminum die casting. If the outer part and / or the inner part are manufactured in a casting process, the outer part and / or the inner part can be provided with additional geometries, such as thickenings or projections, which can act as stop surfaces, for example.
  • the inner part and / or the outer part made of metal or plastic or a hybrid material made of metal and plastic are also advantageous.
  • the inner part can also be referred to as a core, inner tube or inner sleeve.
  • the outer part can also be referred to as an outer tube or outer sleeve.
  • the inner part has a through opening by means of which the hydraulically damping bearing can be connected to a vehicle part via a bolt. In an advantageous embodiment, the hydraulically damping bearing is pressed into a receiving eye via the outer part.
  • the channel can also be referred to as a damping channel.
  • the channel can be introduced into the elastomer body.
  • the cage can advantageously receive or form the channel in whole or in part.
  • the hydraulically damping bearing can have a decoupling channel which connects the chambers to one another.
  • the cage forms the decoupling channel.
  • a height of the support device corresponds to between approximately 30% and approximately 80% of the height of the sealing device in the non-calibrated state. Furthermore, a height of the support device advantageously corresponds to between approx. 30% and approx. 50% of the height of the sealing device in the non-calibrated state.
  • the sealing device is only compressed to the level of the calibrated support device and is thus not exposed to excessive mechanical loads and thus crushing. As a result, the sealing device is not damaged during calibration, so that the hydraulically damping bearing ensures an adequate sealing function.
  • the sealing device is formed from at least one circumferential sealing lip. The circumferential sealing lip reliably seals the fluid-filled chambers.
  • the circumferential sealing lip is advantageously arranged directly adjacent to the support device.
  • the sealing lip is also advantageously seated on the cage.
  • the sealing lip is advantageously made of a single material and is formed in one piece from the elastomer of the elastomer body.
  • the sealing device is arranged between the chambers and the support device or viewed from the chambers on the other side of the support device. As a result, a reliable sealing of the fluid-filled chambers is achieved.
  • the sealing device is arranged between the chambers and the supporting device, the sealing device is compressed onto the fleas of the supporting device. If the sealing device is arranged on the other side of the support device as viewed from the chambers, then the sealing device is arranged outside the chambers.
  • the support device is formed from a plurality of elevations of the cage, which are ge separated from one another by spaces.
  • the fleas of the sealing lip are only compressed onto the fleas of the elevations during the calibration. Since the elevations are spaced apart, venting of the sealing device is made possible during the filling process of the vulcanization mold with elastomer in production via the spaces, even if the vulcanization mold presses on the support points to keep them free of elastomer. This avoids leakage errors during production and, as a result, leaks.
  • the interstices of the cage have a uniform extent, so that the elevations are arranged at equidistant spacings from one another. Furthermore, intermediate spaces can advantageously have different dimensions so that the elevations are arranged at different distances from one another.
  • the elevations have a rectangular basic shape that follows a circumferential curvature of the outer part. This enables the outer part to be supported over a large area during calibration.
  • the elevations have a circumferential bevel at their ends facing the outer part.
  • the all-round bevels make it easier to slide the outer part onto the cage.
  • the elevations are laterally bordered by the elastomer of the elastomer body.
  • the contact between the vulcanization mold and the coated cage on the support points on the outer circumference of the elevations is limited, and mold contamination by sticking adhesive is limited to these contact areas.
  • the spaces between the elevations of the cage on the vulcanized construction are also advantageously filled with elastomer.
  • the vulcanization mold which must accommodate the support points, can be designed as a groove, in particular as an annular groove, in this area, instead of having to work out elevations in the vulcanization mold within the groove.
  • Fiering the vulcanization mold is inexpensive and a mechanical cleaning of the vulcanization mold in the contact areas of the elevations with the vulcanization mold is simplified, since this contamination is not arranged in individual recessed segments of the vulcanization mold, but in a circumferential groove in the vulcanization mold.
  • the cage has two rings which are connected to one another via at least one web, each ring having a support device.
  • the rings are advantageous in the area of the expandable soft
  • the web advantageously forms the channel connecting the chambers to one another.
  • a decoupling channel connecting the two chambers to one another can be introduced into the web.
  • the two rings are connected to one another via two webs.
  • the rings and the webs are provided with support devices.
  • the cage made of plastic or metal is advantageous.
  • each ring is assigned a sealing device which is arranged adjacent to the support device. The sealing lips are also advantageously seated on the cage, in particular the rings, immediately adjacent to the supporting devices.
  • Fig. 1 shows a cross section through a hydraulically damping bearing with egg nem cage according to a first embodiment
  • FIG. 2 shows a cross section through the hydraulically damping bearing shown in FIG. 1 without an outer part
  • FIG. 3 shows an enlarged illustration of the detail III in FIG. 2;
  • Figure 4 is a perspective view of the cage of Figure 1;
  • Fig. 5 is a plan view of a cage according to a second embodiment.
  • FIG. 1 shows a hydraulically damping bearing 10 which is used to support a vehicle part (not shown), such as a chassis part or a vehicle assembly, on a vehicle body (not shown).
  • a vehicle part such as a chassis part or a vehicle assembly
  • the hydraulically damping bearing 10 has an inner part 12, an outer part 16 surrounding the inner part 12 with the formation of a gap 14, and an elastomeric body 18 which is arranged in the gap 14 and elastically connects the inner part 12 and the outer part 16 with one another.
  • the inner part 12 is made of metal or plastic or a hybrid material made of metal and plastic and has a through opening 20 by means of which the hydraulically damping bearing 10 can be connected to a vehicle part via a bolt, not shown.
  • the outer part 16 is made of metal or plastic and in the present case is designed as an outer sleeve 22, by means of which the hydraulically damping bearing 10 is inserted, in particular pressed into, into a receiving eye (not shown) of a vehicle body.
  • the outer part 16 is plastically deformable and can thus be calibrated in order to compress the elastomer body 18 and thus adjust the rigidity of the bearing 10. During the calibration, a force is applied to the outer part 16, so that its outer diameter and / or inner diameter is reduced.
  • the elastomer body 18 divides the intermediate space 14 into at least two fluid-filled chambers 24a, 24b, which are connected to one another via at least one channel, not shown. As can be seen in FIGS. 1 and 2, the elastomer body 18 has two flexible elastomer membranes 26a, 26b which delimit the two chambers 24a, 24b at the front.
  • Elastomer diaphragms 26a, 26b, a cage 28 is introduced into the elastomer body 18, which is shown in FIG.
  • the cage 28 is made of plastic or metal and has two rings 30a, 30b and two webs 32a, 32b connecting the rings 30a, 30b to one another.
  • the rings 30a, 30b are arranged in the area of the free ends of the elastomer membranes 26a, 26b and / or are embedded in them.
  • the cage 28 also has a support device 36 which is segmented and is used to ensure that the outer part 16 can only be calibrated to the height of the support device 36.
  • the support device 36 has a large number of elevations 38 and spaces 40 which are arranged on the rings 30a, 30b and the webs 32a, 32b.
  • the elastomer body 18 has two circumferential sealing lips 34a, 34b which sit on the cage 28, in particular on the rings 30a, 30b and are arranged immediately adjacent to the elevations 30 seated on the rings 30a, 30b are.
  • the sealing lips 34a, 34b protrude beyond the elevations 38, where the elevations 38 have a height that is between approx. 30% and approx. 80%, in particular between approx. 30% and approx 50% of the height of the sealing lips 34a, 34b when not calibrated.
  • the sealing lips 34a, 34b are only compressed to the height of the elevations 38, so that excessive mechanical stress and thus excessive squeezing of the sealing lips 34a, 34b are avoided.
  • the spaces 40 enable the sealing lips 34a, 34b to be vented so that leakage errors during production and, as a result, leaks can be avoided.
  • the elevations 38 have a rectangular basic shape and are provided with a circumferential bevel 42 at their free end.
  • the elevations 38 are framed by the elastomer of the elastomer body, the bevel 40 preventing the outer part 16 from tilting during assembly.
  • the second embodiment of the cage 28 shown in FIG. 5 differs from the first embodiment in that the elevations 38 have a smaller spacing from one another. As a result, the spaces 40 are formed as thin ne channels.
  • the bearing 10 is characterized by the segmented support device 36, which is almost as high as the sealing lips 34a, 34b.
  • the task of the segments is that the sealing lips 34a, 34b are only compressed to the level of the support device 36 during the calibration.
  • by providing a segmented support device 36 on the cage 28 during the calibration of the outer part 16 compressive forces can be transferred to the cage 28 without severely squeezing and thus damaging the sealing lips 34a, 34b.
  • the segmentation of the support device 36 enables the sealing lips 34a, 34b to be vented via the spaces 40.
  • the support device 36 also creates additional, radially protected installation space for the sealing lips 34a, 34b so that they can be made higher.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Combined Devices Of Dampers And Springs (AREA)
  • Rolling Contact Bearings (AREA)
  • Fluid-Damping Devices (AREA)

Abstract

L'invention concerne un palier à amortissement hydraulique (10) pour le montage d'une partie de véhicule sur une carrosserie de véhicule, le palier présentant une partie intérieure (12), une partie extérieure (16) qui entoure la partie intérieure (12) avec formation d'un espace intermédiaire (14) et qui peut être étalonnée par réduction de son diamètre, et un corps élastomère (18) qui est disposé dans l'espace intermédiaire (14) et qui relie la partie intérieure (12) et la partie extérieure (16) l'une à l'autre de manière élastique, le corps élastomère (18) divisant l'espace intermédiaire (14) en au moins deux chambres (24a, 24b) remplies d'un fluide, qui sont reliées l'une à l'autre par l'intermédiaire d'au moins un canal, le corps élastomère (18) étant armé au moyen d'une cage (28) qui présente sur une surface périphérique extérieure tournée vers la partie extérieure (16) au moins un dispositif d'appui (36) en saillie, le corps élastomère (18) étant pourvu d'au moins un dispositif d'étanchéité qui est disposé au voisinage du dispositif d'appui (36) et qui étanchéifie les chambres (24a, 24b), le dispositif d'étanchéité, dans l'état non étalonné, faisant saillie du dispositif d'appui (36) et le dispositif d'appui (36) étant réalisé de manière segmentée.
PCT/EP2020/055360 2019-04-08 2020-02-28 Palier à amortissement hydraulique WO2020207661A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202080040352.3A CN113906236B (zh) 2019-04-08 2020-02-28 液压阻尼支承
EP20707646.4A EP3953606A1 (fr) 2019-04-08 2020-02-28 Palier à amortissement hydraulique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019109212.4 2019-04-08
DE102019109212.4A DE102019109212A1 (de) 2019-04-08 2019-04-08 Hydraulisch dämpfendes Lager

Publications (1)

Publication Number Publication Date
WO2020207661A1 true WO2020207661A1 (fr) 2020-10-15

Family

ID=69723959

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2020/055360 WO2020207661A1 (fr) 2019-04-08 2020-02-28 Palier à amortissement hydraulique

Country Status (4)

Country Link
EP (1) EP3953606A1 (fr)
CN (1) CN113906236B (fr)
DE (1) DE102019109212A1 (fr)
WO (1) WO2020207661A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021103856A1 (de) * 2021-02-18 2022-08-18 Vibracoustic Se Luftfeder und Fahrzeug umfassend die Luftfeder

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58170609A (ja) * 1982-03-31 1983-10-07 Toyota Motor Corp サスペンシヨンブツシユ構造
JPH0654941U (ja) * 1993-01-12 1994-07-26 倉敷化工株式会社 円筒型液封緩衝器
JPH08247206A (ja) * 1995-03-09 1996-09-24 Bridgestone Corp 防振装置の製造方法
EP1291549A1 (fr) 2001-09-06 2003-03-12 Toyo Tire & Rubber Co., Ltd . Dispositif étanche résistant aux vibrations
DE102007034475B4 (de) 2007-07-20 2012-04-05 Zf Friedrichshafen Ag Lageranordnung mit Hydrobuchse
DE102006025251B4 (de) 2005-05-29 2013-05-16 Shandong Weida Machinery Co. Ltd. Spannstruktur für ein Werkzeug mit Griff
DE102013204995A1 (de) 2013-03-21 2014-09-25 Audi Ag Verfahren zum Herstellen eines Lagers und Lager

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5702094A (en) * 1994-08-10 1997-12-30 Btr Antivibration Systems, Inc. Fluid damped bushing with encapsulated window metal
DE102012200001A1 (de) * 2012-01-02 2013-07-04 Ford Global Technologies, Llc Gummimetallager für Kraftfahrzeug-Radaufhängung, Trapezlenker und Radaufhängung
DE102012213446A1 (de) * 2012-07-31 2014-02-06 Zf Friedrichshafen Ag Hydraulisch dämpfendes Buchsenlager
DE102012021386B4 (de) * 2012-10-31 2019-09-19 Anvis Deutschland Gmbh Federfunktionsbauteil für ein hydroelastisches Lager und hydroelastisches Lager
DE102014223627A1 (de) * 2014-11-19 2016-05-19 Contitech Vibration Control Gmbh Hydrobuchse sowie Fahrzeug mit derartiger Hydrobuchse
DE102016001507B4 (de) * 2016-02-10 2020-06-18 Anvis Deutschland Gmbh Schwingungstilger
DE102016113309B4 (de) * 2016-07-19 2020-07-23 Vibracoustic Gmbh Hydraulisch dämpfendes Lager
CN109268438B (zh) * 2018-10-30 2024-04-09 株洲时代新材料科技股份有限公司 液压衬套

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58170609A (ja) * 1982-03-31 1983-10-07 Toyota Motor Corp サスペンシヨンブツシユ構造
JPH0654941U (ja) * 1993-01-12 1994-07-26 倉敷化工株式会社 円筒型液封緩衝器
JPH08247206A (ja) * 1995-03-09 1996-09-24 Bridgestone Corp 防振装置の製造方法
EP1291549A1 (fr) 2001-09-06 2003-03-12 Toyo Tire & Rubber Co., Ltd . Dispositif étanche résistant aux vibrations
DE102006025251B4 (de) 2005-05-29 2013-05-16 Shandong Weida Machinery Co. Ltd. Spannstruktur für ein Werkzeug mit Griff
DE102007034475B4 (de) 2007-07-20 2012-04-05 Zf Friedrichshafen Ag Lageranordnung mit Hydrobuchse
DE102013204995A1 (de) 2013-03-21 2014-09-25 Audi Ag Verfahren zum Herstellen eines Lagers und Lager

Also Published As

Publication number Publication date
CN113906236B (zh) 2023-05-30
CN113906236A (zh) 2022-01-07
DE102019109212A1 (de) 2020-10-08
EP3953606A1 (fr) 2022-02-16

Similar Documents

Publication Publication Date Title
DE102016001507B4 (de) Schwingungstilger
DE3125907C2 (fr)
DE102015007743B4 (de) Schublager und druckluftbeaufschlagter Stoßdämpfer
EP3303873B1 (fr) Palier élastomère à coussinets
EP2906851B1 (fr) Coussinet assurant un amortissement hydraulique
DE60015065T2 (de) Schaltbares, flüssigkeitsgefülltes und schwingungsisolierendes Lager
EP2906852B1 (fr) Coussinet assurant un amortissement hydraulique
DE3024089A1 (de) Hydraulisch daempfendes einkammerlager
DE102010033811B4 (de) Hydraulisch dämpfende Hydro-Lager für Achslenkerlager
DE102007049794A1 (de) Vibrationsdämpfende Vorrichtung vom flüssigkeitsgefüllten Typ
WO2020207661A1 (fr) Palier à amortissement hydraulique
DE19620976C2 (de) Hydrolager
EP0811785B1 (fr) Manchon à amortissement hydraulique
DE19717210C2 (de) Hydraulisch dämpfendes Elastomerlager
DE3919585A1 (de) Zylindrische, elastische lagerung mit einer fluidfuellung
DE3038271C2 (de) Elastisches Lager
WO2019174715A1 (fr) Membrane et palier à amortissement hydraulique
DE102008024163A1 (de) Verbundkolben für ein Kraftfahrzeuggetriebe
DE102006038807A1 (de) Luftfeder
DE19620835B4 (de) Hydraulikaufbau
DE102013105326A1 (de) Hydraulische Buchse
DE102006047445A1 (de) Elastische Lagerbuchse mit hydraulischer Dämpfung
EP2644930A2 (fr) Palier et son procédé de fabrication
DE10117443B4 (de) Feststofflager
DE102016015710B4 (de) Schwingungstilger

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20707646

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

ENP Entry into the national phase

Ref document number: 2020707646

Country of ref document: EP

Effective date: 20211108