WO2002038981A1 - Dispositif de transmission de couple, en particulier pour vehicule automobile - Google Patents
Dispositif de transmission de couple, en particulier pour vehicule automobile Download PDFInfo
- Publication number
- WO2002038981A1 WO2002038981A1 PCT/FR2001/003487 FR0103487W WO0238981A1 WO 2002038981 A1 WO2002038981 A1 WO 2002038981A1 FR 0103487 W FR0103487 W FR 0103487W WO 0238981 A1 WO0238981 A1 WO 0238981A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- washer
- flywheel
- secondary flywheel
- friction washer
- torsion damper
- Prior art date
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
- 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
- F16F15/139—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 characterised by friction-damping means
-
- 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
- F16F15/139—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 characterised by friction-damping means
- F16F15/1397—Overload protection, i.e. means for limiting torque
-
- 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
- F16F15/13407—Radially mounted springs
Definitions
- Torque transmission device in particular for a motor vehicle
- the invention relates to a torque transmission device, in particular for a motor vehicle, of the type comprising a first flywheel or primary flywheel driven in rotation by a driving shaft and a second flywheel or secondary flywheel, connected to on the one hand to the primary steering wheel by a torsional damper and on the other to a shaft driven by a clutch.
- a transmission device of this type also generally comprises a torque limiter mounted between the primary and secondary flywheels to avoid transmitting vibrations of relatively low to the secondary flywheel and to the transmission members which are connected to it by the clutch.
- a torque limiter mounted between the primary and secondary flywheels to avoid transmitting vibrations of relatively low to the secondary flywheel and to the transmission members which are connected to it by the clutch.
- high energy generated when the speed of rotation corresponds to a resonant frequency of the transmission device, which adversely affects comfort and is liable to deteriorate the transmission components.
- the secondary flywheel comprises a first radially internal annular part, which is centered on the primary flywheel by a bearing and which is rotated by the torsion damper, and a second radially external annular part which is centered on the first and driven in rotation by the latter by means of the torque limiter, the latter comprising for example a spring washer secured to the first part of the secondary flywheel and a friction washer applied by the spring washer to the second part of the secondary flywheel.
- the torque is on the outside of the secondary flywheel, on its side facing the clutch.
- the two parts of the secondary flywheel must be well centered on one another to avoid problems of unbalance in rotation, which requires precise machining of these two parts and is expensive, especially as the Radially internal annular part of the secondary flywheel must also be well centered on its support bearing and guiding in rotation on the primary flywheel.
- the first part of the secondary flywheel is made of treated steel and is subjected to precision machining.
- the fixing of the output element or elements of the torsional damper to the first part of the secondary flywheel, which is well centered on the primary flywheel, has the effect that due to the dimensional tolerances of the components of the torsional damper, there is always one of the elastically deformable parts of this damper which comes into abutment before the others at the maximum angular movement of the torsional damper and which supports all the energy of the shock, which results in wear premature and by a risk of destruction of this organ.
- the object of the invention is in particular to provide a simple, satisfactory and inexpensive solution to these problems.
- a torque transmission device of the aforementioned type comprising a primary flywheel driven in rotation by a driving shaft, a secondary flywheel centered and guided in rotation on the primary flywheel by means of a bearing, a torsional damper.
- the torsion damper having input means connected to the primary flywheel and output means connected to the secondary flywheel, characterized in that the secondary flywheel is formed from a single part and cooperates at its internal periphery with the aforementioned bearing and in that the torque limiter is mounted between the output means of the torsion damper and the secondary flywheel and comprises a friction washer and means for applying this friction washer on said outlet means or on the secondary flywheel.
- the secondary flywheel is formed in one piece, which avoids the aforementioned drawbacks linked to the double centering of the two parts of the secondary flywheel in the prior art.
- the rotation of the secondary flywheel relative to the primary flywheel resulting from a slip of the torque limiter results in a rotation of the same amplitude of the bearing mounted between the two flywheels, by a better distribution of the grease (in the case of 'a bearing), and therefore by more regular wear and by an increase in the service life of this bearing.
- said outlet means and the friction washer are mounted with a radial clearance relative to the secondary flywheel for self-centering of the outlet means of the torsion damper during maximum angular deflections of the torsion damper.
- the torsion damper comprises elastically deformable members with substantially radial action, which are mounted on guide rods whose radially internal ends are articulated on axes integral with the friction washer .
- the axes of articulation of the radially internal ends of the aforementioned rods are fixed by welding or by riveting on the friction washer.
- a friction washer of the torsion damper and fixed, for example by rivets, on the friction washer of the torque limiter, and is supported on a radial face of the primary flywheel and engaged at its internal periphery with another friction washer of the torsion damper applied to a shoulder of an axial flange formed on the primary flywheel for mounting the aforementioned bearing.
- the axes of articulation of the radially internal ends of the aforementioned guide rods are fixed in overhang, for example by riveting, on an assembly formed by a thick washer and the friction washer of the torque limiters, these two washers being axially juxtaposed. This simplifies the assembly of the torque limiter and the mounting of the torque transmission device according to the invention.
- the torsion damper comprises elastically deformable members with circumferential action, mounted in windows of an annular web which forms the means of output of the torsion damper and which is connected in rotation with a radial clearance to the secondary flywheel by a torque limiter.
- the annular web is mounted with two degrees of freedom in a radial plane, which allows self-centering of this annular web for the maximum angular deflections of the damper of torsion.
- the torsional damper comprises only two elastically deformable members with circumferential action
- the abovementioned annular web is mounted with a degree of freedom in a radial plane, in a direction perpendicular to that passing through its means of contact with the ends of the members elastically deformable.
- the radially internal part of the annular web is clamped between the friction clutch of the torque limiter and a spring washer which are fixed to the secondary flywheel, for example by rivets.
- the invention makes it possible to simplify the manufacture and reduce the cost of a torque transmission device, in particular of the type with double damping flywheel, and to simplify its assembly and assembly.
- FIG. 1 is a partial schematic view in axial section of a device according to the invention.
- FIG. 2 is a view similar to Figure 1, but shows an alternative embodiment of
- FIGS. 3 and 4 are views similar to Figures 1 and 2 and show other alternative embodiments of the invention
- - Figure 5 is a schematic half-view in axial section of another alternative embodiment of the device according to the invention.
- FIG. 7 is a schematic front view of part of the device in FIGS. 5 and 6.
- FIG. 1 schematically represents a first embodiment of the device according to the invention.
- the reference 10 designates a primary flywheel intended to be fixed at the end of a driving shaft 12 represented in dotted lines, such as the crankshaft of an internal combustion engine, by bolts 14.
- the primary flywheel 10 comprises an axial flange 16 at its radially internal periphery, for supporting a bearing 18 for centering and guiding in rotation a secondary flywheel 20, intended to be connected by a clutch 22 of which only a part has been shown, to a driven shaft 24, such as the input shaft of a gearbox, and the end of the engine side of which is optionally centered and guided by means of a pilot bearing 26 mounted at the inside the axial flange 16 of the primary flywheel 10.
- a torsional damper 28 is mounted between the primary 10 and secondary 20 flywheels and comprises inlet means 30 integral with the primary flywheel 10 and outlet means 32 which are connected to the secondary flywheel 20 by a torque limiter 34.
- the torsion damper comprises elastically deformable members, such as helical springs, with substantially radial action, which are mounted on rods 36 whose radially external ends comprise spring support seats and whose ends radially internal are articulated on axes 32 which form the outlet means of the torsion damper and which extend parallel to the axis of rotation 38 of the device.
- the springs mounted on the rods 36 are contained in cylindrical boxes 40 whose radially outer ends are articulated on axes 30 forming the input means of the torsion damper and which extend parallel to the axis of rotation 38 From as is well known to those skilled in the art, relative rotation between the primary flywheel 10 and the secondary flywheel 20 results in an increase in the distance between the corresponding axes 30 and 32 and in compression of the springs mounted on the rods 36.
- the torque limiter 34 essentially comprises a spring washer 42 carried by the secondary flywheel 20, on its face facing the primary flywheel 10, and biasing axially a friction washer 44 on this face of the secondary flywheel 20 by means of a washer application 46.
- the spring washer is mounted on the secondary flywheel 20 by means of a retaining washer 48 which is fixed to the aforementioned face of the secondary flywheel 20 by welding as shown at 50, this welding being carried out by capacitor discharge when the washer 48 is made of steel and the secondary flywheel 20 is made of cast iron.
- the friction washer 44 is also fixed by welding, as shown at 52, to the end flanges 54 of the pins 32 of articulation of the rods 36.
- the friction washer 44 extends radially between an axial flange 56 of the periphery radially internal to the secondary flywheel 20, used for mounting this flywheel on the bearing 18, and an annular shoulder 58 of the aforementioned face of the secondary flywheel 20, the axial flange 56 and the shoulder 58 delimiting an annular cavity in which the washer friction 44 is housed at least partially.
- the application washer 46 extends radially between the radially external part of the friction washer 44 and the spring washer 42 and comprises tabs 60 folded parallel to the axis of rotation 38 and received in corresponding orifices of the secondary flywheel 20, for securing in rotation the application washer 46 and the secondary flywheel.
- the spring washer extends radially outwards with respect to the shoulder 58 and its radially internal periphery is applied to the washer 46 and biases it axially in abutment on the secondary flywheel 20 while its radially external periphery is in support on the retaining washer 48 which extends radially outwards relative to the spring washer 42.
- the friction washer 44 carries the outlet means 32 of the torsion damper, is mounted floating radially with respect to the secondary flywheel 20 and is therefore not centered and guided in rotation with precision in the annular cup delimited by the axial rim 56 and the shoulder 58 of the secondary flywheel 20. Thanks to this floating radial mounting, the friction washer 44 and the outlet means 32 of the torsion damper are automatically centered around the axis of rotation 38 to l 'occasion of the maximum angular deflections of the torsion damper, when elastically deformable members of this torsion damper come into abutment.
- the floating floating mounting of the outlet means 32 makes it possible to center them automatically with respect to three elastically deformable members of the torsion damper which come into abutment and therefore to distribute the forces between these three members. This avoids that these efforts are supported by a single of these elastically deformable members, which would be the case if the friction washer 44 carrying the axes 32 was guided and centered precisely on the secondary flywheel 20, and it also avoids having to select and match the different boxes 40 of the torsional damper which contains the cylindrical rods 36 and the elastically deformable members.
- the secondary flywheel 20 is centered and guided in rotation at its radially internal periphery by the bearing 18 and is made in one piece, its radially internal part forming the bearing surface of the friction washer 44 of the limiter. torque and its radially external part forming a reaction plate for the clutch 22.
- the ends 62 of the axes 32 which are opposite to the friction washer 44 of the torque limiter, form means for driving the friction washers 64 of the torsional damper in rotation, which are applied in known manner , by spring washers, on the radial face of the primary flywheel 10 which is turned towards the side of the secondary flywheel 20.
- This device operates as follows:
- the primary flywheel 10 driven in rotation by the shaft 12 transmits a torque to the secondary flywheel 20 by means of the torsion damper 28 whose elastically deformable members and friction washers 64 allow the vibrations and irregularities of torque transmitted by the shaft 12 to be absorbed and damped.
- the axial application force of the friction washer 44 on the secondary flywheel 20 determines the value of the torque from which it produces a sliding rotation of the washer 44 on the secondary flywheel 20. This force is determined to allow the transmission of the maximum torque supplied by the motor driving the shaft 12 and to avoid transmitting vibrations or irregularities of high energy caused by a resonance phenomenon at a certain speed of rotation and likely to damage or destroy certain transmission components.
- threaded orifices 70 are formed in the secondary flywheel 20, at the radially internal periphery of the spring washer 42 and at the radially external periphery of the application washer 46 and are intended to receive threaded rods which are screwed into these orifices from the outer face of the secondary flywheel 20 so that the ends of these rods are applied to the radially external part of the application washer 46 to cancel the axial thrust exerted by the spring washer 42.
- the secondary flywheel 20 can then be rotated relative to the friction washer 44 to bring the orifices 66 in alignment with the orifices 68 and the heads of the fixing bolts 14.
- FIG. 2 essentially corresponds to the embodiment of FIG. 1 and essentially differs therefrom in that the outlet means 32 of the torsion damper 28, which form the axes of articulation of the rods 36 mentioned above, are no longer fixed by welding to the friction washer 44 of the torsion damper, but by riveting, these axes 32 extending on the side of the secondary flywheel 20 by rivet rods 72 whose enlarged ends 74 form the means for fixing the axes 32 on the washer 44.
- a washer 76 is interposed between the washer friction 44 of the torque limiter and the heads 54 of the axes 32, this washer 76 extending radially inwards and coming to be applied axially on the end of the axial flange 56 of the secondary flywheel 20 and on the outer ring 78 of the bearing 18 to axially wedge the secondary flywheel 20.
- This washer 76 which is supported on the end of the axial rim 56 of the secondary flywheel 20, forms a second friction washer of the torque limiter.
- the application washer 46 which in the embodiment of FIG. 1, has lugs 60 axially folded to be secured in rotation with the secondary flywheel 20, comprises in the embodiment of FIG. 2 lugs radial 80 oriented towards the outside and engaged in corresponding cavities of the radial face of the secondary flywheel 20, to secure this washer 46 in rotation with the secondary flywheel 20.
- the device of FIG. 2 is identical to that of Figure 1.
- the articulation axes forming the outlet means 32 of the torsion damper are fixed by riveting on the friction washer 44 of the torque limiter, as in the embodiment of the Figure 2, but the spring washer 42 which axially biases the friction washer 44 on the secondary flywheel 20 is fixed by elastic snap-fastening on this secondary flywheel.
- the periphery radially external of the spring washer 42 comprises tabs 84 folded a first time parallel to the axis of rotation 38 and a second time, at their free end 86, radially outward, to form gripping fingers on the edges exterior of orifices 88 formed in the secondary flywheel 20.
- a friction washer 92 of the torsion damper is fixed by means of rivets.
- this friction washer 92 being located on the side of the primary flywheel 10 and the ends of the guide rods 36 of the torsion damper extending between the two washers 44 and 92.
- the friction washer 92 is engaged with another friction washer 96, which extends radially inside the washer 92 and which is in axial support on a shoulder of the flange axial 16 of the primary flywheel on which the above-mentioned bearing 18 is mounted.
- a spring washer 98 axially wedged by a split ring 100 on the axial flange 16, urges axially the friction washer 96 on the shoulder of the axial flange 16 of the primary flywheel.
- the above-mentioned washer 92 has another part 102 which is applied to the radial face of the
- the aforementioned washers 96 and 92, 102 constitute the friction means of the torsional damper 10.
- the device of FIG. 3 is substantially identical to those of FIGS. 1 and 2.
- a relatively thick washer 108 is interposed between the friction washer 44 of the torque limiter and the heads 54 of the axes 32 of articulation of the rods 36 of the torsion damper and is crossed by axial extensions 110 of the axes 32, the free ends of which are fixed by riveting to the friction washer 44.
- the axes 32 are thus mounted in cantilever on all of the two washers 108 and 44.
- a washer 112 is arranged radially between on the one hand the ends of the rods 36 and the articulation axes 32 and, on the other hand, the internal axial flange 16 of the primary flywheel 10. At its radially internal periphery, this washer 112 forms a friction washer on a shoulder of the rim 16 of the primary flywheel 10 and is biased axially on this shoulder by a spring washer wedged by a retaining ring, as in the embodiment of FIG. 3.
- the washer 112 is rotated, by shape cooperation, by the ends of the rods 36 and the hinge pins 32 and / or by the washer 108, and rotates a friction washer 114 in support on the internal radial face of the primary flywheel 10, this friction washer 114 being biased axially on the primary flywheel by a spring washer 116 carried by a washer 118 fixed on the primary flywheel 10 by means of the bolts 14 for fixing the primary flywheel on the leading tree.
- the spring washer 42 which axially biases the friction washer 44 on the secondary flywheel 20 is fixed to the latter by means of rivets or, alternatively, by means of screws.
- the assembly of the torque limiter on the secondary flywheel is possible before the final assembly of the double damping flywheel, which offers adjustment, measurement and running-in possibilities of the torque limiter.
- the final assembly of the double damping flywheel is easy, the boxes 40 containing the elastically deformable members and the rods 36 of the torsion damper being held in position by the washer 112.
- the floating mounting of the outlet members 32 of the torsion damper and of the washer 44 of the torque limiter allows automatic centering by radial displacement of the washers 44, 108 during the maximum angular deflections of the 'torsional damper, the forces being distributed over at least three sets of elastically deformable members of the torsional damper.
- the washers 108 and 44 which are not centered and guided in rotation with precision, can be produced by simple cutting, without subsequent machining.
- the torsional damper 28 mounted between the primary 10 and secondary 20 flywheels comprises elastically deformable members with circumferential action, such as in particular helical springs, which are arranged in windows 120 d 'An annular web 122 located between the primary flywheel 10 and a guide washer 124 integral with the primary flywheel 10, this guide washer and the primary flywheel comprising stop means cooperating with the ends of the springs 126 of the torsional damper , in a manner well known to those skilled in the art.
- the annular web 122 is clamped between a spring washer 128 and a friction washer 130 fixed by rivets 132 on the secondary flywheel 20.
- the radially internal periphery of the annular web 122 surrounds an axial rim 134 of the friction washer 130, without be centered and guided in rotation with precision on this flange, the annular web 122 thus being mounted with a radial clearance relative to the secondary flywheel 20.
- this radial clearance allows automatic centering of the secondary flywheel 122 for the maximum angular deflections of the torsion damper in which the forces are then distributed over at least three springs 126.
- the annular web 122 is connected to the secondary flywheel 20 with a radial clearance in a direction D1 which is perpendicular to the direction D2 passing by the radial lugs 136 of the annular web 122 on which the ends of the curved springs 126.
- the direction of the annular web is centered on the periphery of the rim 134 of the washer 130 as shown schematically.
- the radially internal part of the spring washer 128 forms means of axial setting of the secondary flywheel 20 on the outer ring 78 of the abovementioned bearing 18.
- the friction means of the torsion damper are formed by a friction washer 138 applied to the radial face of the primary flywheel 10 facing the secondary flywheel 20 and stressed axially by a spring washer 140 axially wedged on the internal axial rim of the primary flywheel 10, the friction washer 138 being driven in rotation, at its outer periphery, by the corresponding ends 142 of the rivets 132, which are engaged in notches in the outer periphery of the friction washer 138.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01993777A EP1248919A1 (fr) | 2000-11-10 | 2001-11-09 | Dispositif de transmission de couple, en particulier pour vehicule automobile |
KR1020027008833A KR20020070379A (ko) | 2000-11-10 | 2001-11-09 | 토크 전동 장치 |
DE10195153.1T DE10195153B3 (de) | 2000-11-10 | 2001-11-09 | Vorrichtung zur Drehmomentübertragung, insbesondere für Kraftfahrzeuge |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR00/14506 | 2000-11-10 | ||
FR0014506A FR2816679B1 (fr) | 2000-11-10 | 2000-11-10 | Dispositif de transmission de couple, en particulier pour vehicule automobile |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002038981A1 true WO2002038981A1 (fr) | 2002-05-16 |
Family
ID=8856330
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2001/003487 WO2002038981A1 (fr) | 2000-11-10 | 2001-11-09 | Dispositif de transmission de couple, en particulier pour vehicule automobile |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1248919A1 (fr) |
KR (1) | KR20020070379A (fr) |
DE (1) | DE10195153B3 (fr) |
FR (1) | FR2816679B1 (fr) |
WO (1) | WO2002038981A1 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2916823A1 (fr) * | 2007-05-31 | 2008-12-05 | Valeo Embrayages | Volant perfectionne pour vehicule automobile |
WO2020078513A1 (fr) * | 2018-10-16 | 2020-04-23 | Schaeffler Technologies AG & Co. KG | Amortisseur de vibrations de torsion |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2824374B1 (fr) | 2001-05-04 | 2005-11-11 | Valeo | Dispositif de filtration de vibrations en rotation et transmission pour vehicule automobile comportant un tel dispositif |
FR2844856B1 (fr) * | 2002-09-24 | 2005-12-30 | Valeo Embrayages | Filtre pour transmission a changement de rapport automatise, continu ou non, notamment pour vehicule automobile |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2184515A (en) * | 1985-12-23 | 1987-06-24 | Daimler Benz Ag | Device for reducing vibrations excited in a motor-driven drive line |
FR2600731A1 (fr) * | 1986-06-27 | 1987-12-31 | Valeo | Embrayage a volant amortisseur, notamment pour vehicule automobile. |
JPS6319441A (ja) * | 1986-07-09 | 1988-01-27 | Mitsubishi Motors Corp | 2段ヒステリシス型ダンパフライホイ−ル装置 |
FR2611845A1 (fr) * | 1987-03-06 | 1988-09-09 | Valeo | Volant amortisseur pour transmission, notamment pour vehicule automobile |
EP0814280A1 (fr) * | 1996-06-17 | 1997-12-29 | Valeo | Volant double amortisseur muni d'un limiteur de couple à montage simple |
DE19729679A1 (de) * | 1997-07-11 | 1999-01-14 | Mannesmann Sachs Ag | Schwungradvorrichtung mit Drehmomentbegrenzung |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2746880B1 (fr) * | 1996-03-28 | 1998-05-15 | Valeo | Double volant amortisseur, notamment pour vehicule automobile |
-
2000
- 2000-11-10 FR FR0014506A patent/FR2816679B1/fr not_active Expired - Fee Related
-
2001
- 2001-11-09 DE DE10195153.1T patent/DE10195153B3/de not_active Expired - Fee Related
- 2001-11-09 KR KR1020027008833A patent/KR20020070379A/ko not_active Application Discontinuation
- 2001-11-09 EP EP01993777A patent/EP1248919A1/fr not_active Withdrawn
- 2001-11-09 WO PCT/FR2001/003487 patent/WO2002038981A1/fr not_active Application Discontinuation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2184515A (en) * | 1985-12-23 | 1987-06-24 | Daimler Benz Ag | Device for reducing vibrations excited in a motor-driven drive line |
FR2600731A1 (fr) * | 1986-06-27 | 1987-12-31 | Valeo | Embrayage a volant amortisseur, notamment pour vehicule automobile. |
JPS6319441A (ja) * | 1986-07-09 | 1988-01-27 | Mitsubishi Motors Corp | 2段ヒステリシス型ダンパフライホイ−ル装置 |
FR2611845A1 (fr) * | 1987-03-06 | 1988-09-09 | Valeo | Volant amortisseur pour transmission, notamment pour vehicule automobile |
EP0814280A1 (fr) * | 1996-06-17 | 1997-12-29 | Valeo | Volant double amortisseur muni d'un limiteur de couple à montage simple |
DE19729679A1 (de) * | 1997-07-11 | 1999-01-14 | Mannesmann Sachs Ag | Schwungradvorrichtung mit Drehmomentbegrenzung |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 012, no. 222 (M - 712) 24 June 1988 (1988-06-24) * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2916823A1 (fr) * | 2007-05-31 | 2008-12-05 | Valeo Embrayages | Volant perfectionne pour vehicule automobile |
WO2020078513A1 (fr) * | 2018-10-16 | 2020-04-23 | Schaeffler Technologies AG & Co. KG | Amortisseur de vibrations de torsion |
Also Published As
Publication number | Publication date |
---|---|
FR2816679B1 (fr) | 2003-01-03 |
FR2816679A1 (fr) | 2002-05-17 |
DE10195153B3 (de) | 2016-03-31 |
EP1248919A1 (fr) | 2002-10-16 |
KR20020070379A (ko) | 2002-09-06 |
DE10195153T1 (de) | 2003-04-30 |
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