EP3948022A1 - Hydrodynamischer drehmomentwandler und drehschwingungsdämpfer für diesen - Google Patents
Hydrodynamischer drehmomentwandler und drehschwingungsdämpfer für diesenInfo
- Publication number
- EP3948022A1 EP3948022A1 EP20708411.2A EP20708411A EP3948022A1 EP 3948022 A1 EP3948022 A1 EP 3948022A1 EP 20708411 A EP20708411 A EP 20708411A EP 3948022 A1 EP3948022 A1 EP 3948022A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- torque converter
- intermediate flange
- hydrodynamic torque
- output
- torsional vibration
- 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.)
- Withdrawn
Links
- 230000006835 compression Effects 0.000 claims description 41
- 238000007906 compression Methods 0.000 claims description 41
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 239000000543 intermediate Substances 0.000 description 45
- 230000005540 biological transmission Effects 0.000 description 5
- 125000006850 spacer group Chemical group 0.000 description 5
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 239000000872 buffer Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 210000001331 nose Anatomy 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 241000446313 Lamella Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 210000003746 feather Anatomy 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
- F16H—GEARING
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
-
- 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
- F16D13/00—Friction clutches
- F16D13/58—Details
- F16D13/60—Clutching elements
- F16D13/64—Clutch-plates; Clutch-lamellae
- F16D13/68—Attachments of plates or lamellae to their supports
- F16D13/683—Attachments of plates or lamellae to their supports for clutches with multiple lamellae
-
- 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
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/131—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses
- F16F15/133—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses using springs as elastic members, e.g. metallic springs
- F16F15/134—Wound springs
- F16F15/13469—Combinations of dampers, e.g. with multiple plates, multiple spring sets, i.e. complex configurations
- F16F15/13476—Combinations of dampers, e.g. with multiple plates, multiple spring sets, i.e. complex configurations resulting in a staged spring characteristic, e.g. with multiple intermediate plates
- F16F15/13484—Combinations of dampers, e.g. with multiple plates, multiple spring sets, i.e. complex configurations resulting in a staged spring characteristic, e.g. with multiple intermediate plates acting on multiple sets of springs
- F16F15/13492—Combinations of dampers, e.g. with multiple plates, multiple spring sets, i.e. complex configurations resulting in a staged spring characteristic, e.g. with multiple intermediate plates acting on multiple sets of springs the sets of springs being arranged at substantially the same radius
-
- 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
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/14—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers
- F16F15/1407—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers the rotation being limited with respect to the driving means
- F16F15/145—Masses mounted with play with respect to driving means thus enabling free movement over a limited range
-
- 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
- F16F2232/00—Nature of movement
- F16F2232/02—Rotary
-
- 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
- F16F2236/00—Mode of stressing of basic spring or damper elements or devices incorporating such elements
- F16F2236/08—Torsion
-
- 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
- F16H—GEARING
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
- F16H2045/0221—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means
- F16H2045/0226—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means comprising two or more vibration 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
- F16H—GEARING
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
- F16H2045/0221—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means
- F16H2045/0263—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means the damper comprising a pendulum
-
- 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
- F16H—GEARING
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
- F16H2045/0273—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type characterised by the type of the friction surface of the lock-up clutch
- F16H2045/0284—Multiple disk type lock-up clutch
Definitions
- the invention relates to a hydrodynamic torque converter and a torsional vibration damper for this with a pump wheel connected on the drive side and a turbine wheel driven by the latter, a torsional vibration damper with an input part connectable to the housing by means of a converter lock-up clutch and one with the output hub between a housing of the torque converter and an output hub connected output part is provided.
- Hydrodynamic torque converters are used in drive trains of Kraftfahrzeu conditions to transmit torque while adapting the different speeds between a crankshaft of an internal combustion engine and a gearbox input shaft of a transmission.
- the crankshaft drives a housing of the torque converter with a pump wheel that hydrodynamically drives a turbine wheel.
- a guide wheel can also be provided to increase torque at low speeds.
- a converter lock-up clutch can be provided between the housing and an output hub of the torque converter. Torsional vibration dampers can be seen between the converter lock-up clutch and the output hub and / or between the turbine wheel and the output hub.
- the publication DE 10 2010 014 674 A1 shows, for example, a hydrodynamic torque converter with a torsional vibration damper arranged within its housing.
- the torsional vibration damper has a turbine with a nenrad and an input part connected to a converter lockup clutch, an output part connected to an output hub and an intermediate flange connected in series between these by means of spring devices.
- the intermediate flange carries a centrifugal pendulum.
- the object of the invention is the development of a generic hydrodynamic's torque converter and a torsional vibration damper for this.
- the object of the invention is to protect the spring devices from destruction.
- the proposed hydrodynamic torque converter is used in particular in a drive train of a motor vehicle to transmit torque from a crankshaft of an internal combustion engine to a transmission input shaft of a gearbox, possibly adjusting different speeds and to increase torque during a start-up phase of the motor vehicle.
- the torque converter also contains a housing with which a pump wheel is integrated in a rotationally fixed manner or which can be connected by means of a separate coupling.
- the pump wheel drives a turbine wheel hydrodynamically.
- the torque introduced into the torque converter is wan delt via an output hub that can be or is connected to the turbine wheel, for example transmitted excessively to a transmission input shaft of a transmission, for example a multi-stage automatic transmission.
- a converter lock-up clutch integrated into the housing can be provided between the housing and the output hub.
- a first torsional vibration damping device is provided for the output part of the converter lockup clutch and the output hub.
- the turbine wheel is rotatable on the output hub counter to the action of a second Wheelschwingungseinrich device, a so-called turbine damper added.
- the two torsional vibration damping devices are provided by means of a single torsional vibration damper.
- the input part of the torsional vibration damper is connected to the output of the torque converter lockup clutch, e.g. a disk carrier such as an outer disk carrier and the output part with the drive hub from.
- the torsional vibration damper has an intermediate flange which is effectively arranged between the input part and the output part by means of spring means acting in the circumferential direction.
- the turbine wheel To connect the turbine wheel to the torsional vibration damper, it is non-rotatably connected to the intermediate flange, for example riveted and centered on the drive hub.
- a centrifugal pendulum is added to the intermediate flange.
- the centrifugal pendulum can be matched to a single damper order by similar training of all Pen delmassen and their self-aligning bearings with predetermined pendulum tracks with respect to the intermediate flange.
- two damper orders can be provided which are matched to the vibration modes of the open and closed wall ler bridging clutch and / or to a different number of cylinders operated by the internal combustion engine.
- two sets of pendulum masses with different masses and / or different chen, provided by means of appropriate training of the raceways of the pendulum bearings between pendulum mass carriers and pendulum masses provided pendulum tracks be.
- the turbine mass can serve as an additional damper mass for the intermediate flange.
- the spring devices can each be formed from linearly designed helical compression springs distributed over the circumference.
- the helical compression springs can each be housed individually captive on a circumference.
- so-called helical compression spring assemblies can be provided in which several helical compression springs are nested inside one another.
- the helical compression springs of a helical compression spring assembly can have different lengths for setting a multi-stage characteristic curve of the torsional force over the angle of rotation of the torsional vibration damper.
- Different helical compression springs and / or different helical compression spring assemblies can be arranged in the different circumferential directions in relation to the intermediate flange.
- the helical compression springs can be arranged on different diameters.
- the helical compression springs of the two spring devices are preferably on the same
- the intermediate flange is formed from two axially spaced apart, mutually connected side parts which accommodate the input part and the output part between them.
- the two side parts serve as a pendulum mass carrier for the pendulum masses distributed over the circumference, for example in an order of two to four.
- the pendulum masses for example made of several sheet metal parts, are arranged axially between the side parts.
- Side parts and pendulum masses wei sen on axially aligned recesses with raceways on which a pendulum roller axially overlaps the recess rolls.
- the input part and the output part can be designed as disk parts formed axially next to one another.
- a side part facing the torque converter lockup clutch can be shortened radially on the inside, so that a connection such as riveting can be formed between the output part of the converter lockup clutch and the input part of the rotary vibration damper.
- the input part can be centered on the output hub and the output part can be connected to the output hub in a rotationally fixed manner.
- the output part and the output hub can be designed in one piece, riveted to one another or connected to one another by means of internal and external teeth in a rotationally fixed manner and with axial play.
- the disk parts can have impact areas arranged in one plane for the end faces of the helical compression springs.
- parts of the disk parts can axially overlap and be designed radially one above the other, so that the helical compression springs are each acted upon axially in the center of the input part or the output part with respect to their cross section.
- the end faces of the respective helical compression springs which are opposite in the circumferential direction to the areas of application of the input part or the output part are acted upon by the side parts.
- axially aligned spring windows are provided in the side parts of the intermediate flange, into which the helical compression springs or helical compression spring assemblies are inserted in a loss-proof manner and supported radially against centrifugal force.
- the radial walls of the Fe derrome serve as areas of application of the intermediate flange.
- the areas of application of the input part and / or the output part can be of planar design or have lugs that extend in the circumferential direction and engage in the interior of at least a part of the screw compression springs.
- the noses can be designed in such a way that the screw compression spring ends are pulled radially inward during an application and therefore friction between these ends radially on the outside is prevented or at least reduced.
- the disk parts When the torsional vibration damper is not loaded, the disk parts preferably have radially outwardly open recesses for the helical compression springs that are axially aligned with the spring windows, with a protrusion extending over the helical compression spring in the circumferential direction being provided on at least one disc part.
- the angle of rotation of the intermediate flange is limited.
- the angle of rotation of the intermediate flange between the input part and the output part of the torsional vibration damper is limited, for example, to at least ⁇ 15 °. It has proven advantageous here to provide the limit stops of the intermediate flange radially inside the spring devices. As a result, the disk parts of the input part and the output part can essentially be limited to the diameter of the helical compression springs.
- the stops of the intermediate flange for example spacer bolts between the two side parts, can be offset further radially inward, for example in the circumferential direction between the helical compression springs.
- one of the side parts preferably the side part adjacent to the converter lock-up clutch, can have at least one bracket, preferably two to four, preferably three brackets distributed over the circumference, which are axially exposed with torsional backlash in a engage axially opposite opening of an output part of the converter lock-up clutch.
- a stop of the tab on the walls of the opening in the circumferential direction is used to limit the VerFEwin angle of the intermediate flange relative to the input part of the torsional vibration damper after the torsional backlash has been used up.
- the output part can be designed, for example, as a disk carrier, in particular as an outer disk carrier on the output side of the converter lockup clutch.
- the angle of rotation between the intermediate flange and the output part of the torsional vibration damper can be limited by having at least one side part of the intermediate flange, in particular the side part connected to the turbine wheel, centered with torsional backlash and rotatably received along the torsional backlash on the output hub.
- the output hub can have one or, for example, between two and four radially widened cams distributed over the circumference, which engage with backlash in recesses of the at least one side part made on the inner circumference.
- a torsional vibration damper in particular for a hydrodynamic torque converter with the features listed above with an input part and an output part and an intermediate flange, the input part, intermediate flange and output part being arranged in series by means of helical compression springs acting in the circumferential direction and the input part and the output part are designed as axially adjacent disk parts which are arranged between two axially spaced apart and interconnected side parts of the intermediate flange.
- Figure 1 shows the upper part of a rotatable about an axis of rotation
- Figure 2 is a partial view of the torsional vibration damper of Figure 1
- FIG. 3 shows a detail of the torsional vibration damper of FIGS. 1 and 2 in the area of the output hub
- FIG. 4 shows a detail of the torsional vibration damper of FIGS. 1 and 2 in the region of the disk carrier
- Figure 5 shows a detail of the torsional vibration damper of Figures 1 and 2 in the area of the stop between the input part and intermediate flange.
- FIG. 1 shows the upper part of the torsional vibration damper 1 of a hydrodynamic torque converter, not shown in detail, which can be rotated about the axis of rotation d, in section.
- the input part 2 is connected to the output-side disk carrier 3 of a converter lockup clutch arranged between a housing of the hydrodynamic torque converter and its output hub 4 by means of the rivets 5 distributed over the circumference.
- the input part 2 and the disk carrier 3 are rotatably received on the output hub 4 centered.
- the output part 6 is non-rotatably connected to the output hub 4, for example welded.
- Input part 2 and output part 6 are designed as parallel disc parts 7, 8 angeord designated.
- the disk part 7 is axially fixed and rotatably received by means of the ring rim 9 of the output hub 4 and is centered on the output hub 4.
- the disk part 8 is received on the ring rim 9 in a rotationally fixed manner on the output hub 4, for example welded to it.
- the intermediate flange 10 is formed from the two axially spaced apart side parts 12, 13 connected to one another by means of the stand bolts 11.
- the discs parts 7, 8 are axially added between the side parts 12, 13 of the intermediate flange 10.
- the side part 12 facing the converter lockup clutch is cut out radially on the inside in order to enable the connection of the disk carrier 3 to the input part 2.
- Tabs 14 exposed from the side part 12 grip axially with torsional backlash into the axially opposite openings 15 and thus limit the angle of rotation between the intermediate flange 10 and the input part 2.
- the side parts 12, 13 form the pendulum mass carrier of the centrifugal pendulum 37 received on the intermediate flange 10 and take between them over the order distributed the Pendelmas sen 16 formed from, for example, riveted sheet metal disks between them.
- the pendulum masses 16 are suspended from the pendulum mass carrier in the centrifugal force field of the torsional vibration damper 1 rotating about the axis of rotation along a predetermined pendulum path along a predetermined pendulum path.
- the spacer bolts 11 have stop buffers 17 to limit the oscillation angle of the pendulum masses 16.
- Spring devices 18, 19 are effective between the input part 2, the intermediate flange 10 and the output part 6.
- the spring devices 18, 19 are in se- rie arranged, that is, when the input part 2 is rotated with respect to the output part 6 about the axis of rotation d depending on the direction of the applied torque, those between the input part 2 and the intermediate flange 10 and between the intermediate flange 10 and the output part 6 are effectively arranged Spring devices 18, 19 loaded in series.
- the spring devices 18, 19 are composed of linear helical compression springs 20, 21 gebil det, which are distributed over the circumference on essentially the same diameter is arranged.
- the particular made of plastic and rotatably in the side part 13 is hung thrust washer 22 limits the axial play of the intermediate flange 10.
- the inter mediate flange 10 is by means of the side part 13 on the output hub 4 with backlash limited rotatable and centered. Flierzu are provided on the output hub 4 distributed over the circumference radially expanded cams 23, which engage in the order on the inner circumference of the side part 13 provided recesses 24 with Ver rotational play and limit the angle of rotation of the intermediate flange 10 relative to the output part 6 of the torsional vibration damper.
- the angle of rotation of the intermediate flange 10 with respect to the input part 2 or the output part 6 is limited, for example, to ⁇ 15 ° in such a way that ei ne block position of the helical compression springs 20, 21 is avoided and damage caused thereby is excluded.
- the stops 25, 26 for limiting the angle of rotation of the intermediate flange 10 are provided radially inside the spring devices 18, 19, so that the installation space outside the spring devices 18, 19 for dimensioning the pendulum masses 16 can be kept free and this can be seen with increased mass and / or increased swing angle opposite radially outside the spring devices 18, 19 angeordne th stops to limit the angle of rotation of the intermediate flange 10.
- the input-side and output-side loading of the helical compression springs 20, 21 takes place by means of the radially expanded loading areas 27, 28 each in the middle of the cross-section of the end faces of the helical compression springs, the loading areas 27, 28 of the disc parts 7, 8 in the direction of action on the disc parts 7, 8 respectively overlap.
- the extended in the direction of application, in the interior of the screw pressure springs 20, 21 engaging nose 29 is provided to hold down the end faces of the screw compression springs 20, 21 radially.
- the disc part 7 has projections 30 that extend in the circumferential direction and that extend the helical compression springs 20, 21 radially in part.
- FIG. 2 shows the torsional vibration damper 1 of FIG. 1 in a partial view with the front side part removed with the helical compression springs 20, 21 of the Federeinrich lines 18, 19 alternately accommodated in the spring windows 31, 32 over the circumference.
- the provided in both directions of rotation of the intermediate flange 10 The helical compression springs 20, 21 are acted upon by means of the radial walls 33, 34 of the spring windows 31, 32.
- the radial support of the helical compression springs 20, 21 takes place on the input side radially on the outside by means of the projections 30 of the disc part 7 and on the output side radially on the inside by means of the lugs 29 of the Slice partly 8.
- the pendulum masses 16 of the centrifugal pendulum pendulum 37 are pen by means of the pendulum bearings 35 on the side parts 12 ( Figure 1), 13 in the centrifugal force field of the torsional vibration damper 1 rotating about the axis of rotation d along a pendulum path given by the pendulum bearings 35 hanged in a delicately
- the stops 25, 26 (FIG. 1) radially inside the spring devices 18, 19, the installation space radially outside the spring devices 18, 19 can be used exclusively for the pendulum masses 16 and their oscillation angle requirements.
- Recesses 36 are hen vorgese only for the spacer bolts 11. Some of the spacer bolts 11, here to limit the circumferential movement of the pendulum masses 16, have stop buffers 17.
- FIG. 3 shows a detail of the torsional vibration damper 1 in the area of the drive hub 4 with the stop 26 for limiting the angle of rotation between the intermediate flange 10 and the output part 6 (FIG. 1).
- Figure 4 shows a detail of the torsional vibration damper 1 in the area of the stop 25 between the plate carrier 3 and the side part 12 of the intermediate flange 10. Due to the riveting of the disc part 7 of the input part 2 to the plate carrier 3 by means of the rivet 5, the stop 25 is between the input part 2 and the intermediate flange 10 effective and limits the torsional backlash on the input side before a block position of the helical compression springs 20, 21 is reached. to grab.
- FIG. 5 shows a detail of the torsional vibration damper 1 from the perspective of the disk carrier 3 with the tab 14 of the side part 12 engaging in the opening 15 of the disk carrier 3 with torsional play (FIG. 1).
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102019109014.8A DE102019109014A1 (de) | 2019-04-05 | 2019-04-05 | Hydrodynamischer Drehmomentwandler und Drehschwingungsdämpfer für diesen |
PCT/DE2020/100065 WO2020200349A1 (de) | 2019-04-05 | 2020-02-03 | Hydrodynamischer drehmomentwandler und drehschwingungsdämpfer für diesen |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3948022A1 true EP3948022A1 (de) | 2022-02-09 |
Family
ID=69740067
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20708411.2A Withdrawn EP3948022A1 (de) | 2019-04-05 | 2020-02-03 | Hydrodynamischer drehmomentwandler und drehschwingungsdämpfer für diesen |
Country Status (5)
Country | Link |
---|---|
US (1) | US11773952B2 (de) |
EP (1) | EP3948022A1 (de) |
CN (1) | CN113412383A (de) |
DE (1) | DE102019109014A1 (de) |
WO (1) | WO2020200349A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102020107699A1 (de) | 2020-03-20 | 2021-09-23 | Schaeffler Technologies AG & Co. KG | Drehmomentübertragungseinrichtung |
DE102021127456A1 (de) | 2021-10-22 | 2023-04-27 | Schaeffler Technologies AG & Co. KG | Drehmomentübertragungseinrichtung |
FR3131608A1 (fr) * | 2021-12-31 | 2023-07-07 | Valeo Embrayages | Dispositif d’amortissement de torsion |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19724973C1 (de) * | 1997-06-13 | 1998-10-15 | Daimler Benz Ag | Anordnung einer 2-Wege-Torsionsdämpfereinheit und einer Kupplung in einem hydrodynamischen Drehmomentwandler |
US6142272A (en) | 1997-08-26 | 2000-11-07 | Luk Getriebe-Systeme Gmbh | Hydrodynamic torque converter |
US6244401B1 (en) * | 1998-05-06 | 2001-06-12 | Luk Getriebe-Systeme Gmbh | Force transmitting apparatus |
JP4797176B2 (ja) | 2001-06-12 | 2011-10-19 | シェフラー テクノロジーズ ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディートゲゼルシャフト | トルク伝達装置 |
DE10350935B4 (de) * | 2002-11-16 | 2019-02-21 | Schaeffler Technologies AG & Co. KG | Drehmomentwandler |
DE10362352B3 (de) * | 2003-04-05 | 2018-04-19 | Zf Friedrichshafen Ag | Torsionsschwingungsdämpfer |
DE102005008660B4 (de) | 2004-03-11 | 2019-12-12 | Schaeffler Technologies AG & Co. KG | Drehmomentwandler |
USRE48872E1 (en) * | 2008-07-04 | 2022-01-04 | Schaeffler Technologies AG & Co. KG | Hydrodynamic torque converter |
DE102008042466A1 (de) | 2008-09-30 | 2010-04-01 | Zf Friedrichshafen Ag | Nasslaufende Anfahrkupplung |
DE102010014674B4 (de) * | 2009-04-27 | 2019-07-04 | Schaeffler Technologies AG & Co. KG | Hydrodynamischer Drehmomentwandler |
DE102011010343A1 (de) * | 2010-02-16 | 2011-08-18 | Schaeffler Technologies GmbH & Co. KG, 91074 | Hydrodynamischer Drehmomentwandler |
DE102011101156A1 (de) * | 2010-05-18 | 2011-11-24 | Schaeffler Technologies Gmbh & Co. Kg | Einreihiger Seriendämpfer mit Antriebsflansch |
JP5326008B2 (ja) * | 2012-02-07 | 2013-10-30 | 株式会社エクセディ | ダイナミックダンパ装置及び流体式動力伝達装置のロックアップ装置 |
DE112013003403A5 (de) * | 2012-07-06 | 2015-04-02 | Schaeffler Technologies Gmbh & Co. Kg | Torsionsschwingungsdämpfer sowie Anordnung und Verfahren zum Dämpfen eines Antriebsstrangs eines Kraftfahrzeugs |
FR3009049B1 (fr) | 2013-07-29 | 2016-01-22 | Valeo Embrayages | Disque d'embrayage pour embrayage a friction |
JP6637802B2 (ja) * | 2016-03-18 | 2020-01-29 | 株式会社エクセディ | 振動低減装置 |
-
2019
- 2019-04-05 DE DE102019109014.8A patent/DE102019109014A1/de active Pending
-
2020
- 2020-02-03 EP EP20708411.2A patent/EP3948022A1/de not_active Withdrawn
- 2020-02-03 WO PCT/DE2020/100065 patent/WO2020200349A1/de unknown
- 2020-02-03 US US17/442,792 patent/US11773952B2/en active Active
- 2020-02-03 CN CN202080013458.4A patent/CN113412383A/zh active Pending
Also Published As
Publication number | Publication date |
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US11773952B2 (en) | 2023-10-03 |
DE102019109014A1 (de) | 2020-10-08 |
CN113412383A (zh) | 2021-09-17 |
WO2020200349A1 (de) | 2020-10-08 |
US20220170539A1 (en) | 2022-06-02 |
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