WO2011127887A1 - Dispositif d'amortissement - Google Patents

Dispositif d'amortissement Download PDF

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Publication number
WO2011127887A1
WO2011127887A1 PCT/DE2011/000319 DE2011000319W WO2011127887A1 WO 2011127887 A1 WO2011127887 A1 WO 2011127887A1 DE 2011000319 W DE2011000319 W DE 2011000319W WO 2011127887 A1 WO2011127887 A1 WO 2011127887A1
Authority
WO
WIPO (PCT)
Prior art keywords
damping
stop
absorber
arrangement according
torque limiter
Prior art date
Application number
PCT/DE2011/000319
Other languages
German (de)
English (en)
Inventor
Pierre-Yves Berthelemy
Original Assignee
Schaeffler Technologies Gmbh & Co. Kg
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 Schaeffler Technologies Gmbh & Co. Kg filed Critical Schaeffler Technologies Gmbh & Co. Kg
Priority to CN201180018830.1A priority Critical patent/CN102859248B/zh
Priority to DE112011101283T priority patent/DE112011101283A5/de
Publication of WO2011127887A1 publication Critical patent/WO2011127887A1/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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/04—Devices damping pulsations or vibrations in fluids
    • F16L55/041—Devices damping pulsations or vibrations in fluids specially adapted for preventing vibrations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/008—Reduction of noise or vibration
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/04—Devices damping pulsations or vibrations in fluids
    • F16L55/043—Devices damping pulsations or vibrations in fluids specially adapted for protecting instruments from water hammer or vibrations
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • F16D2048/0215—Control by fluid pressure for damping of pulsations within the fluid system

Definitions

  • the invention relates to a damping arrangement for damping / eradicating unwanted pressure oscillations in a hydraulic path, in particular for clutch actuation, comprising a master cylinder and a slave cylinder, which are hydraulically connected to each other via a pressure line through which fluid flows, wherein a damping / coaxial with the pressure line arranged damping / Repayment facility is used.
  • vibration damping elements are used to dampen unwanted pressure oscillations of the pressure medium.
  • so-called tingling filters are often used.
  • differential pressure valves with which in particular low-frequency vibrations can be damped without additional travel losses and thus unpleasant pedal vibrations are prevented.
  • a Kribbelfilter which is integrated into a hydraulic system with a master cylinder, a slave cylinder and a pressure line connecting them.
  • This pressure limiting valve which switches as a function of a pressure medium pressure, has at least two ports to the inlet and outlet of the pressure medium and at least one channel connecting the inlet and outlet, wherein the channel can be closed by means of an elastic body.
  • Known Kribbelfilter are arranged as independent components in the connection between slave cylinder and master cylinder.
  • PTL Peak Torque Limiter
  • PTL or torque peak limiters only take on a reduction in pressure or a pressure drop when engaging at a predetermined volume flow, so that the normal operation is not affected and yet unwanted torque peaks on the driveline are avoided.
  • the PTL has movable bezels.
  • a pressure limiting device or PTL arranged in the connecting line between the slave cylinder and the master cylinder is described, for example, in DE 10 2005 021 743 A1. It has at least one visor body with a central aperture bore for reducing pressure and a spring-loaded by a spring retaining ring, at the bottom of a central bore and one or more on a pitch circle radially spaced therefrom arranged openings are provided. The visor body and the central orifice bore are switched on when engaging the clutch when exceeding a predetermined volume flow of the fluid accordingly.
  • vibration absorbers are also used which operate on the principle of a Helmholtz resonator and damp a vibration in a certain frequency range around the resonant frequency.
  • vibration absorbers space and effort much lower than in conventional absorbers.
  • DE 10 2008 003 991 A1 describes an arrangement for suppressing natural resonances in a hydraulic path for clutch actuation, in which a particularly configured Helmholtz resonator is used.
  • This consists of a line piece which is connected to a branching from this container.
  • the branch formed by a tee allows the Helmholtz resonator to be connected to a release system.
  • the release system consists essentially of a master cylinder and a slave cylinder, which are interconnected by means of a pressure line.
  • the pressure line is filled according to their volume with fluid mass and thus acts as a memory for the kinetic energy.
  • the serving as accumulator tank has the function of a resilient element with a specific hydraulic capacity. He saves the potential energy.
  • the dimensions of the pressure line and the hydraulic capacity of the container are adjusted so that the natural frequency of the Helmholtz resonator corresponds to the frequency to be filtered in the release system.
  • said constructive solutions are designed with vertical storage / absorber next to the line. This orientation may prove problematic, for example, in space studies, since also the memory for ventilation should always be mounted pointing down.
  • the object of the invention is to provide a damping arrangement for damping / eradication of undesired pressure oscillations in a hydraulic path, in particular for a clutch actuator, which can be produced with relatively little effort, requires a small space requirement with a simple design and the damping properties of the known independent damping devices / elements improved.
  • a damping arrangement for damping / eradicating unwanted pressure oscillations in a hydraulic path, in particular for clutch actuation comprising a master cylinder and a slave cylinder, which are hydraulically connected to each other via a pressure line through which a fluid flows, wherein a damping / repayment device arranged coaxially with the pressure line is inserted, at least one further vibration damping element according to the invention is integrated into the damping / erosion device.
  • the damping / erosion device is formed by a Tilger operating on the basis of a Helmholtz resonator.
  • vibration damping element (s) are / is a Kribbelfilter and / or a peak torque limiter integrated into the absorber. It can / can also be integrated as a further (s) vibration damping element (s) a Kribbelfilter and / or a peak torque limiter with combined spring.
  • the further oscillation damping element (s) is / are advantageously arranged within a centric flow opening of the absorber.
  • stops for limiting the axial movement of the Schwingungsdämp- tion elements are provided.
  • the Kribbelfilter preferably consists of two arranged between two stops diaphragm bodies and a spring between the two diaphragm bodies supporting, wherein the first diaphragm body with the first stop and the second diaphragm body with correspond to the second stop.
  • the second diaphragm body also corresponds to an outer diameter having a guide surface disposed on an inner diameter of the first diaphragm body.
  • the pot-shaped, provided with a central opening and with axial grooves aperture of the Peak Torque Limiter between the first stop and the second stop of the flow opening is slidably disposed.
  • the cup-shaped, provided with a central opening and with axial grooves aperture of the Peak Torque Limiter between the third stop and the first stop is slidably disposed.
  • Figure 1 shows a absorber with integrated PTL in a schematic sectional view
  • Figure 2 shows a damper with integrated PTL in combination with a spring in a schematic sectional view
  • Figure 3 shows a damper with integrated Kribbelfilter in a schematic sectional view
  • Figure 3a shows a Tilger with integrated Kribbelfilter when disengaging in a schematic
  • Figure 3b shows a Tilger with integrated Kribbelfilter when engaging in a schematic
  • FIG. 4 shows a detail according to FIG. 3b with PTL function
  • Figure 5 shows a absorber with integrated Kribbelfilter and integrated PTL in schematic
  • FIG. 1 shows a first embodiment for achieving the stated object - a damping arrangement according to the invention, which consists of an absorber for vibration damping with an integrated peak torque limiter (PTL). It applies to all figures that the same reference numerals are used for the same components.
  • PTL peak torque limiter
  • a coaxial to a pressure line, not shown here absorber 1 is shown in a longitudinal section.
  • the operating according to the Helmholtz principle absorber 1 consists of three basic components: housing 1A, press-1 B and 1 C lid, which are arranged concentrically to a flow opening 1.1 of the housing 1A or to a through-flow of fluid through hole 1.2 of the lid 1C.
  • the press-fit part 1B is pressed into an annular space 1.3 of the housing 1A and points with its bottom 1.4 in the direction of the cover 1C.
  • the press-in part 1 B is provided on its outer circumference with a groove 1.5, which forms a supply line to the annular space 1.3.
  • Via a radially outwardly directed opening 1.6 of the press-in part 1 B there is a connection to its through-bore 1.2 via a space 1.7 of the cover 1C through which fluid can flow.
  • the pot-shaped aperture 2 which is provided with a centric opening 2.1, can be supported in the axial direction with its one end on a stop 1.8 formed by a reduction in the diameter of the flow opening 1.1.
  • the panel 2 With her other, the bottom with the opening 2.1 opposite end, the panel 2 can be brought to a formed by a reduction in diameter of the press-in part 1 B stop 1.9 to the plant.
  • the inner diameter of the flow opening 1.1 at least partially in contact body of the diaphragm 2 is provided with axial grooves 2.2, which extend over its entire length.
  • FIG. 1 shows a position of the PTL in which a flow of the fluid takes place in the direction with a strong limitation of the flow rate (see arrow).
  • the fluid can flow only through the large flow resistance owning centric opening 2.1 of the aperture 2.
  • the panel 2 would be moved in the direction of the press-1 B until it comes to rest against the stop 1.9.
  • the flow resistance is reduced because the fluid can now also flow over the radially outer axial grooves 2.2 of the diaphragm 2.
  • FIG. 2 an embodiment modified with respect to FIG. 1 is shown schematically, in that a spring 3 is integrated in addition to the PTL.
  • the spring 3 is supported in the axial direction with its one end on the provided with the central opening 2.1 and can be brought to the stop 1.8 for conditioning bottom of the panel 2 and with its other end to the bottom 1.4 of the press-1 B.
  • FIG. 3 shows a longitudinal section of a damping arrangement according to the invention which has a coaxial absorber 1 with an integrated curling filter 4.
  • the Kribbeifilter 4 arranged in the flow opening 1.1 of the absorber 1 consists of a first diaphragm body 4.1, a second diaphragm body 4.2 and a spring 4.3 arranged between the two in the axial direction.
  • the formed by a reduction in diameter of the flow opening 1.1 stop 1.8 and the formed by a reduction in diameter of the press-in part 1 B stop 1.9 are provided.
  • the first diaphragm body 4.1 has a design similar to the diaphragm 2 of the PTL according to FIG.
  • the second diaphragm body 4.2 is cylindrically shaped, each having an enlarged diameter at its axial ends first cylinder body 4.2.1 and second cylinder body 4.2.2, the latter being provided with an axial through hole.
  • the outer diameter of the press-in part 1 B and thus the stop 1.9 facing cylinder body 4.2.2 corresponds approximately to the inner diameter d1 of the flow opening 1.1.
  • the outer diameter of the stopper 1.8 facing cylinder body 4.2.1 corresponds approximately to an inner diameter d2 of the first diaphragm body 4.1, this has on the stop 1.8 side facing.
  • the cylinder body 4.2.1 of the second diaphragm body 4.2 corresponds to a radial guide surface 4.1.1 of the first diaphragm body 4.1.
  • FIG. 3 illustrates the closed state of the system - no fluid flows through the flow opening 1.1.
  • the first diaphragm body 4.1 is supported here axially against the stop 1.8 of the flow opening 1.1 of the housing 1A and the second diaphragm body 4.2 with its cylinder body 4.2.2 on the stop 1.9 of the press-1 B of the absorber 1 from.
  • the cylinder body 4.2.1 of the second diaphragm body 4.2 abuts radially on the guide surface 4.1.1 of the first diaphragm body 4.1.
  • FIG. 3 a schematically shows the damping arrangement according to FIG. 3 in the case of a lining.
  • the arrows indicate the flow direction of the brake fluid, which flows here in the plane of the drawing from the right through the through hole 1.2 in the space 1.7 of the lid 1 C and further passes through the radial opening 1.6 of the press-fit part 1 B in the flow opening 1.1.
  • the diaphragm body 4.2 of the Kribbelfilters 4 in the axial direction to the left - from the press-1 B away - moves. Since the visor body 4.1 bears against the stop 1.8, the spring 4.3 is compressed between the first visor body 4.1 and the cylinder body 4.2.2 of the second visor body 4.2.
  • the smaller cylinder body 4.2.1 of the second diaphragm body 4.2 is moved further to the left - to the other side of the stopper 1.8 -, wherein it loses contact with the guide surface 4.1.1 of the first diaphragm body 4.1.
  • the fluid can flow through the flow opening 1.1 without encountering a larger flow resistance.
  • FIG. 3b shows the damping arrangement according to FIG. 3 during engagement.
  • the illustrated by the arrows flow direction of the brake fluid takes place in the opposite direction - in the axial direction from left to right - instead.
  • the first visor body 4.1 of Kribbelfilters 4 is moved in the direction of Einpressteils 1 B, while the second visor body 4.2 remains with its cylinder body 4.2.2 to the stop 1.9 of the press 1 B to the plant.
  • the contact of the cylinder body 4.2.1 with the guide surface 4.1.1 of the first diaphragm body 4.1 is released, whereby there is a reduced flow resistance for the fluid within the flow opening 1.1.
  • the spring 4.3 is also biased between the visor body 4.1 and the cylinder body 4.2.2 of the visor body 4.2.
  • the fluid passes through the existing in the cylinder body 4.2.2 through hole further through the opening 1.6 in the space 1.7 and from here into the through hole 1.2 of the lid 1C of the absorber first
  • the blocking at standstill takes place here via the relatively long guide surface 4.1.1, which is formed by the inner diameter d2 of the visor body 4.1, and on which the diaphragm body 4.2 rests with its cylinder body 4.2.1.
  • the size / axial length of the guide surface 4.1.1 can be adjusted accordingly.
  • This construction is characterized by a very compact realization of the Kribbelfilters 4.
  • it is relatively easy to manufacture and assemble and has a simple functional sequence.
  • a function as a PTL see FIG.
  • FIG. 4 schematically shows a detail according to FIG. 3b.
  • a detail of a damper 1 is shown, which has an integrated Kribbelfilter 4 and at the same time can realize a PTL function. This is achieved via an asymmetrical flow resistance during engagement / disengagement.
  • the flow resistance during engagement can be adjusted, for example, with a bevel 4.4 indicated in FIG. 4, which is attached to the side of the cylinder body 4.2.1 of the diaphragm body 4.2 facing the stop 1.8.
  • FIG. 5 shows a damping arrangement according to the invention, consisting of the coaxial absorber 1 with integrated Kribbelfilter 4 and integrated PTL diaphragm 2, in a schematic sectional view.
  • the absorber 1 has the stop 1.8 formed in the flow opening 1.1 by a reduction in diameter as well as the stop 1.9 formed by a reduction in the diameter of the press-in part 1B.
  • the Kribbelfilter 4 shows the same training as described in Figure 3 - with the two visor bodies 4.1 and 4.2 and the spring 4.3.
  • the diaphragm body 4.1 also corresponds here with the stop 1.8 of the flow opening 1.1 and the diaphragm body 4.2 with the stop 1.9 of the press-in part 1 B.
  • the function of the PTL realizing panel 2 is arranged in the axial direction on the side facing away from the Kribbelfilter 4 side of the stopper 1.8 within the flow opening 1.1 and can come to an additionally introduced into the flow opening 1.1 stop 5 to the plant.
  • This stop 5 can be pressed, for example.
  • the diaphragm 2 corresponds in the axial direction with the existing stop 1.8.
  • This embodiment of the damping arrangement according to the invention shows a housing of three components to improve the damping properties and thus the comfort.
  • a PTL function is already possible by constructively changing the diaphragm body 4.2 of the tibial filter 4 (for example by attaching the bevel 4.4)
  • each of the various embodiments of the damping arrangement according to the invention represents an improvement of the solutions of the prior art.
  • each integrated damping element of the damping arrangement can also be used separately with the per se known mode of action.
  • the coaxial absorber 1, the curl filter 4 and the PTL diaphragm 2 could be used as separate components. But this can not solve the task, according to the improvement of the damping properties with low space requirements and effort to be achieved.
  • a common use of said damping elements as separate components, for example as a series or parallel circuit, greatly increases the dimensions and thus the space, makes it more difficult and expensive to manufacture and assembly.
  • the damping arrangement according to the invention combines several damping elements in one component.
  • manufacture, construction and installation are cheaper and easier to design.
  • the damping arrangement according to the invention can be used depending on the situation and customer requirements: Tilger 1 with adjustable repayment frequency with / without Kribbelfilter 4 with / without PTL 2 or with / without PTL 2 + spring 3.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid-Damping Devices (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

L'invention concerne un dispositif d'amortissement pour amortir/supprimer des oscillations de pression parasites dans une voie hydraulique, notamment pour l'actionnement d'un embrayage, comportant un maître-cylindre et un cylindre récepteur reliés hydrauliquement l'un à l'autre au moyen d'une conduite de pression parcourue par un fluide, un appareil d'amortissement/suppression (1) disposé coaxial par rapport à la conduite de pression étant prévu. Selon l'invention, au moins un élément d'amortissement d'oscillations supplémentaire (2, 4) est intégré à l'appareil d'amortissement/suppression.
PCT/DE2011/000319 2010-04-12 2011-03-24 Dispositif d'amortissement WO2011127887A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201180018830.1A CN102859248B (zh) 2010-04-12 2011-03-24 阻尼装置
DE112011101283T DE112011101283A5 (de) 2010-04-12 2011-03-24 Dämpfungsanordnung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010014671 2010-04-12
DE102010014671.4 2010-04-12

Publications (1)

Publication Number Publication Date
WO2011127887A1 true WO2011127887A1 (fr) 2011-10-20

Family

ID=44486996

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2011/000319 WO2011127887A1 (fr) 2010-04-12 2011-03-24 Dispositif d'amortissement

Country Status (3)

Country Link
CN (1) CN102859248B (fr)
DE (2) DE102011014938A1 (fr)
WO (1) WO2011127887A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012107018A1 (fr) * 2011-02-10 2012-08-16 Schaeffler Technologies AG & Co. KG Dispositif d'amortissement
WO2012107019A1 (fr) * 2011-02-10 2012-08-16 Schaeffler Technologies AG & Co. KG Ensemble d'amortissement
WO2012163318A1 (fr) * 2011-05-31 2012-12-06 Schaeffler Technologies AG & Co. KG Dispositif destiné à amortir des vibrations et à limiter le couple
DE102016215967A1 (de) 2016-08-25 2018-03-01 Schaeffler Technologies AG & Co. KG Gecrimpte Verbindung am Dämpfergehäuse

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013200177A1 (de) 2012-01-27 2013-08-01 Schaeffler Technologies AG & Co. KG Dämpfungseinrichtung in einer hydraulischen Strecke
WO2014044270A1 (fr) * 2012-09-19 2014-03-27 Schaeffler Technologies AG & Co. KG Dispositif d'amortissement destiné à amortir des pulsations de pression à l'intérieur d'une conduite de refoulement et dispositif d'actionnement d'embrayage et véhicule automobile correspondant
CN103511788B (zh) * 2013-07-26 2015-09-02 浙江吉利汽车有限公司 一种直线式调频阀
DE102015210366B3 (de) * 2015-06-05 2016-11-10 Schaeffler Technologies AG & Co. KG Dämpfungselement für eine hydraulische Leitung
DE102016211545B4 (de) 2016-06-28 2021-08-12 Schaeffler Technologies AG & Co. KG Dämpfungsvorrichtung mit Schwingungsdämpfeinheit und geclipstem Einsatzelement
DE102017113684A1 (de) 2017-06-21 2018-12-27 Schaeffler Technologies AG & Co. KG Dämpfungsanordnung mit einem den Einpresskonus stützenden Zwischenteil
CN110094434B (zh) * 2018-01-30 2022-08-16 徕卡姆动力传动系统有限责任公司 峰值扭矩限制器
US10955078B2 (en) 2018-10-09 2021-03-23 Grace Precision Products, LLC Attenuator
CN111207015B (zh) * 2020-01-22 2021-03-23 东风汽车集团有限公司 一种改善燃油供油管路振动的装置

Citations (4)

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Publication number Priority date Publication date Assignee Title
DE10006542A1 (de) * 1999-02-27 2000-08-31 Luk Lamellen & Kupplungsbau Dämpfungseinrichtung in einem hydraulischem Betätigungssystem einer Schalttrennkupplung
DE10106958A1 (de) 2000-02-29 2001-08-30 Luk Lamellen & Kupplungsbau Hydraulisches System
DE102005021743A1 (de) 2004-05-15 2005-12-08 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Druckbegrenzungseinrichtung in hydraulischer Strecke zur Kupplungsbetätigung
DE102008003991A1 (de) 2007-01-20 2008-07-24 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Anordnung zur Unterdrückung von Eigen-Resonanzen in einer hydraulischen Strecke

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JPH0293529A (ja) * 1988-09-30 1990-04-04 Konica Corp フィルム一体形カメラ
JPH0293529U (fr) * 1989-01-11 1990-07-25
DE502005006859D1 (de) * 2004-05-15 2009-04-30 Luk Lamellen & Kupplungsbau Hydraulische Betätigungseinrichtung für eine Kupplung
DE112008000113B4 (de) * 2007-01-20 2015-11-05 Schaeffler Technologies AG & Co. KG Kupplungsbetätigungsvorrichtung mit einer Anordnung zur Unterdrückung von Eigen-Resonanzen

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10006542A1 (de) * 1999-02-27 2000-08-31 Luk Lamellen & Kupplungsbau Dämpfungseinrichtung in einem hydraulischem Betätigungssystem einer Schalttrennkupplung
DE10106958A1 (de) 2000-02-29 2001-08-30 Luk Lamellen & Kupplungsbau Hydraulisches System
DE102005021743A1 (de) 2004-05-15 2005-12-08 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Druckbegrenzungseinrichtung in hydraulischer Strecke zur Kupplungsbetätigung
DE102008003991A1 (de) 2007-01-20 2008-07-24 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Anordnung zur Unterdrückung von Eigen-Resonanzen in einer hydraulischen Strecke

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012107018A1 (fr) * 2011-02-10 2012-08-16 Schaeffler Technologies AG & Co. KG Dispositif d'amortissement
WO2012107019A1 (fr) * 2011-02-10 2012-08-16 Schaeffler Technologies AG & Co. KG Ensemble d'amortissement
DE112012000764B4 (de) * 2011-02-10 2020-01-30 Schaeffler Technologies AG & Co. KG Dämpfungsanordnung zur Dämpfung/Tilgung von unerwünschten Druckschwingungen in einer hydraulischen Strecke
WO2012163318A1 (fr) * 2011-05-31 2012-12-06 Schaeffler Technologies AG & Co. KG Dispositif destiné à amortir des vibrations et à limiter le couple
DE102016215967A1 (de) 2016-08-25 2018-03-01 Schaeffler Technologies AG & Co. KG Gecrimpte Verbindung am Dämpfergehäuse

Also Published As

Publication number Publication date
CN102859248A (zh) 2013-01-02
CN102859248B (zh) 2015-07-08
DE112011101283A5 (de) 2013-03-14
DE102011014938A1 (de) 2011-10-13

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