EP2539605A1 - Amortisseur de vibrations torsionnelles - Google Patents

Amortisseur de vibrations torsionnelles

Info

Publication number
EP2539605A1
EP2539605A1 EP11707083A EP11707083A EP2539605A1 EP 2539605 A1 EP2539605 A1 EP 2539605A1 EP 11707083 A EP11707083 A EP 11707083A EP 11707083 A EP11707083 A EP 11707083A EP 2539605 A1 EP2539605 A1 EP 2539605A1
Authority
EP
European Patent Office
Prior art keywords
absorber
torsional vibration
absorber mass
vibration damper
hub
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Withdrawn
Application number
EP11707083A
Other languages
German (de)
English (en)
Inventor
Franz Kobus
Johann Loew
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SGF Sueddeutsche Gelenkscheibenfabrik GmbH and Co KG
Original Assignee
SGF Sueddeutsche Gelenkscheibenfabrik GmbH and 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 SGF Sueddeutsche Gelenkscheibenfabrik GmbH and Co KG filed Critical SGF Sueddeutsche Gelenkscheibenfabrik GmbH and Co KG
Publication of EP2539605A1 publication Critical patent/EP2539605A1/fr
Withdrawn legal-status Critical Current

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
    • F16F15/14—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
    • F16F15/1414—Masses driven by elastic elements
    • F16F15/1435—Elastomeric springs, i.e. made of plastic or rubber
    • F16F15/1442—Elastomeric springs, i.e. made of plastic or rubber with a single mass
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/21—Elements
    • Y10T74/2121—Flywheel, motion smoothing-type
    • Y10T74/2128—Damping using swinging masses, e.g., pendulum type, etc.

Definitions

  • the present invention relates to a torsional vibration damper for damping torsional vibrations of an axle, in particular for industrial applications, with a Tilgernabe with a rotation axis, a coaxial to the absorber hub absorber mass and at least one arranged between Tilgernabe and absorber mass elastomeric damping layer.
  • Such torsional vibration absorbers are known from the prior art and disclosed for example in the document EP 1 286 076 AI.
  • This document describes an adjustable linear actuator with a two-piece absorber mass, which is connected via elastomeric elements with a Tilgeritati.
  • the two-piece absorber mass comprises two discs, which are connected to each other, for example by screws.
  • the inner circumferential surfaces of the two absorber discs forming the absorber mass are conically shaped so that they can correspond with the outer peripheral surface of the absorber carrier.
  • the document EP 1 197 678 A2 discloses a torsional vibration damper with a Tilgeryillated formed by two carrier disks, the cone-shaped carrier disks are connected to each other via screws. At least one of the two carrier disks of the Tilgeryindustrial has an elliptical shape in cross-section. A damping mass has a recess corresponding to the elliptical shape of the at least one Tilgercase. The absorber mass is connected to the carrier disc via elastomeric elements.
  • the torsional vibration damper constructions described above have in common that they can not sufficiently lead the damper mass in the axial and radial directions, especially for large absorber masses or high speed requirements. As a result, the torsional vibration damper described are very susceptible to imbalance due to occurring in operation shocks and shocks, which has a negative effect on their life.
  • the load on the elastomer elements with relatively large shear forces which are exerted by the mass moment of inertia of the absorber mass on the elastomer elements, has a negative effect on the life of the Vibration damper of the type described in documents EP 1 286 076 AI and EP 1 197 678 A2.
  • the shear forces can lead to cracks in the elastomer elements or even to their detachment from the Tilgeritati.
  • a torsional vibration damper of the type described in which the Tilgernabe and the absorber mass are formed such that an outer peripheral surface of the Tilgernabe with an inner peripheral surface of the absorber mass with respect to the axis of rotation in the radial direction in a star-shaped engagement, wherein the Tilgernabe and the Suspend absorber mass in the direction of the central axis of the torsional vibration damper on the elastomeric damping layer to each other.
  • the absorber mass can be guided both in the axial direction and in the radial direction, whereby the axial degree of freedom in the direction of the axis of rotation of the vibration damper can be almost eliminated. Furthermore, imbalances due to nonuniform phenomena of a shaft connected to the torsional vibration damper can be avoided by the radial guidance. Due to the radially star-shaped engagement of the absorber hub and the absorber mass, only compressive forces act for the most part on the elastomeric damping layer between the absorber mass and the absorber hub, which accordingly is subjected to essentially no shear forces, as is the case in the prior art. With the torsional vibration damper according to the invention therefore also very heavy absorber masses can be used without their use has a negative effect on the life of the torsional vibration damper.
  • the absorber hub has on its outer peripheral surface at least one radial projection, which is received in a corresponding recess in the inner peripheral surface of the absorber mass.
  • the elastomeric damping layer surrounds the at least one projection of the absorber hub.
  • the Tilgernabe engages with its radial projection in a formed in the inner peripheral surface of the absorber mass recess on the elastomeric damping layer, whereby the elastomeric damping layer is almost exclusively loaded with compressive forces.
  • the absorber mass oscillates at a phase-shifted frequency that is suitable for compensating the torsional vibrations of the shaft connected to the absorber hub.
  • the projection or the projections can also be manufactured separately from the absorber hub and provided with an elastomeric damping layer. Subsequently, the projections are then attached to the absorber hub, e.g. screwed with this.
  • the torsional vibration damper according to the present invention may be concerned with the construction of the absorber mass or an adaptation of its geometry to certain fields of application, i. H. certain frequency ranges, are tuned. Accordingly, it can be provided according to the invention that the absorber mass is constructed in several parts, in particular in two parts or in three parts. The individual parts of the absorber mass can be connected to one another via connecting elements. Through the over connecting elements, such. As screws or rivets, associated parts of the absorber mass, the elastomeric damping layer can be biased so that in addition to the vote on a certain frequency occurring during operation in the absorber mass tensile and shear stresses can be minimized. In other words, according to the invention, the individual parts of the absorber mass by means of
  • the production process of the vibration absorber according to the invention is significantly simplified by the multi-part construction of the absorber mass, since the absorber can be adapted to different applications or to certain frequencies or frequency ranges without structural changes and without changing the Vulkanisationswerkmaschinemaschines.
  • the same Tilgernabe always be provided with a predetermined elastomeric damping layer, which is then biased via the absorber mass and by means of the connecting means with a predetermined bias, which is suitable for the compensation of certain frequencies.
  • the elastomeric damping layer is formed corresponding to the at least one projection of the Tilgernabe.
  • the elastomeric damping layer is preferably formed star-shaped.
  • the elastomeric damping layer can be connected to either the Tilgernabe or the absorber mass or with Tilgernabe and absorber mass.
  • the damping layer it is likewise conceivable to design the damping layer as a separate component which is connected neither to the absorber hub nor to the absorber mass.
  • the absorber mass In order to guide the absorber mass in the axial direction of the axis of rotation of the torsional vibration damper, the absorber mass according to a development of the invention surrounds the Tilgernabe to their axial support at least partially.
  • the axial resonance frequency of the vibration absorber is decoupled from the torsional resonance frequency of the vibration absorber, which is advantageous for tuning the torsional vibration absorber to vibrations occurring in the radial direction.
  • the absorber mass has on its inner peripheral surface at least one radial projection which is accommodated in at least one corresponding recess of the absorber hub.
  • the elastomeric damping layer preferably surrounds the at least one projection of the absorber mass.
  • the absorber mass is provided on its inner circumferential surface with at least one radial projection which engages radially in a corresponding recess of the absorber hub for producing the star-shaped engagement.
  • the absorber hub according to the invention may be constructed in several parts, in particular in two parts or in three parts.
  • the individual parts of the absorber hub are connected to one another via connecting elements.
  • the individual parts of the absorber hub by means of the connecting elements are braced against each other such that the elastomeric damping layer has a predetermined bias.
  • the absorber hub at least partially absorbs the absorber mass, as a result of which the elastomeric damping layer surrounding the projections of the absorber mass can be tuned to specific frequency ranges by the multi-part construction of the absorber mass via the connecting elements.
  • the elastomeric damping layer is formed corresponding to the at least one projection.
  • the elastomeric damping layer is formed star-shaped.
  • the absorber hub according to the invention has a fastening section.
  • the present invention relates to a shaft assembly with a torsional vibration damper of the type described above.
  • Fig. 1 is a perspective view of a torsional vibration damper according to a first embodiment of the invention
  • Fig. 2 is a front view of the first embodiment of the invention
  • Figs. 3 and 4 are sectional views of the first embodiment of the invention.
  • FIG. 5 is a perspective view of a torsional vibration damper according to a second embodiment of the invention.
  • Fig. 6 is a front view of the second embodiment of the invention.
  • Fig. 7 is a sectional view of the second embodiment of the invention.
  • FIG. 8 is a perspective view of a torsional vibration damper according to a third embodiment of the invention.
  • Fig. 9 is a front view of the third embodiment of the invention.
  • Fig. 10 and Fig. 11 are sectional views of the third embodiment of the invention.
  • FIG. 1 shows a perspective view of a torsional vibration damper according to a first embodiment of the invention, wherein the torsional vibration damper is generally designated 10.
  • the absorber mass 12 constructed in three parts, which has two outer Tilgermassem 12a and 12b and between the Tilgermassem 12a and 12b arranged intermediate disc 12c.
  • the Tilgermassemassem 12 a, 12 b and the washer 12 c are connected to each other via screws 14.
  • Fig. 1 shows that the absorber mass 12 at least partially surrounds a Tilgernabe 16.
  • the absorber hub 16 has a mounting portion 18, with which the absorber hub 16 can be attached to a shaft portion, not shown here.
  • the absorber hub 16 can be screwed via the openings 20 with a shaft portion and / or be plugged with the opening 22 on a shaft portion.
  • the openings 20, 22 may serve as engagement for tools during the manufacturing process.
  • FIG. 2 shows a front view of the torsional vibration damper 10 according to the first embodiment.
  • the absorber hub 16 is provided with projections 24 which project in the radial direction from its outer circumferential surface 26 and are distributed uniformly around the circumference of the absorber hub 16.
  • the individual projections 24 are arranged at regular angular intervals, in this embodiment by 40 °, offset from one another. Accordingly, the Tilgernabe 16 according to this embodiment, a gear-like shape, which is in a star shape with its teeth or projections 24 with the absorber mass 12 in engagement.
  • an elastomeric damping layer 28 and recesses 30 (shown hidden in FIG. 2) in the absorber mass 12, however, the elastomeric damping layer 28 and the recesses 30 are shown in a sectional view along the section line IIa-IIa of FIG 2 showing Fig. 3 clearly visible.
  • the elastomeric damping layer 28 surrounds the radially star-shaped protrusions 24 of the Tilgernabe 16.
  • the absorber mass 12 to the projections 24 corresponding recesses 30 which in the formed by the Tilgermasseissuen 12 a, 12 b, 12 c inner circumferential surface 32 of the absorber mass 12th are formed and extend in the radial direction in the absorber mass 12 in.
  • the absorber pulleys 12a, 12b, 12c (not shown in FIG. 2) are connected together by the screws 14 to adjust the elastomeric damping layer 28 at a predetermined bias for adjustment to a particular torsional vibration frequency.
  • the screws 14 are preferably provided in areas between the recesses 30 of the absorber mass 12.
  • the damper mass 12 and the Tilgerin 12 a and 12 b surround the Tilgernabe 16 almost up to the mounting portion 18 in order to limit deflections of the absorber mass 12 in the direction of the axis of rotation M relative to the Tilgernabe 16 can.
  • the absorber mass 12 can be supported on the absorber hub 16 via the elastomeric damping layer during operation of the torsional vibration damper 10.
  • the absorber hub 16 also extends radially, or is received by the absorber mass 12, into the absorber mass 12, even in intermediate regions 34 between the individual projections 24, albeit to a small extent elastomeric damping layer 28 is in communication with the absorber mass 12.
  • Fig. 4 shows a sectional view along the section line IIb - IIb of Fig. 2.
  • Tilgermasseissuen 12a, 12b and the washer 12c which together form the recesses 30 in which the projection 24 of the Tilgernabe 16 is received.
  • the projection 24 of the absorber hub 16 is engaged with the recess 30 via the elastomeric damping layer 28.
  • Figures 2 to 4 can be seen how the absorber mass 12, the Tilgernabe 16 partially surrounds, whereby an axial guidance of the absorber mass 12 is achieved.
  • the absorber hub 16 Since the absorber hub 16 is radially in radial engagement with the absorber mass 12, the absorber mass can also be supported in the radial direction on the projections 24 of the absorber hub 16 via the elastomeric damping layer 28 (FIG. 3). This is because the outer peripheral surface 26 of the Tilgernabe 16, including the projections 24 is surrounded by the elastomeric damping layer 28.
  • the vibration damping properties of the torsional vibration damper 10 in the torsional, radial and axial directions are set or adjusted by means of the elastomeric damping layer 28.
  • the amplitude of the absorber mass 12 relative to the absorber hub 16 is determined by the elastomeric damping layer 28, since this surrounds the projections 24 and also applies to the recesses 30 in the absorber mass 12.
  • the absorber mass 12 shifts due to its moment of inertia in the circumferential direction of the torsional vibration damper 10 while compressing the damping layer 28 relative to the Tilgernabe 16 until the projections 24 rest against the recesses 30 in the absorber mass 12 and limit the displacement.
  • a maximum permissible amplitude is determined by the damping layer 28 filling a gap between the projections 24 and the recesses 30.
  • the displacement in the circumferential direction or this relative rotation between the absorber mass 12 and the absorber hub 16 is required in order to be able to damp torsional vibrations of a shaft (not shown) connected to the torsional vibration damper 10.
  • the absorber mass 12 is guided both in the radial and in the axial direction, so that the torsional vibration damper 10 has a high rigidity radially and axially.
  • FIG. 5 shows a perspective view of a second embodiment of the invention with a two-part absorber mass 112, which is separated from the absorber mass. slices 112a and 112b is formed.
  • the Tilgermasseissuen 112 a and 112 b are connected to each other in this embodiment of the invention via rivets 114 and again partially surround the Tilgernabe 116, of the sections of the mounting portion 118 in Fig. 5 can be seen.
  • FIG. 6 shows a front view of the vibration absorber 110, in which the absorber hub 116 has projections 124 which engage in a star shape via the elastomeric damping layer 128 into corresponding recesses 130 in the absorber mass 112.
  • the absorber hub 116 is not geared like in the first embodiment. Although the projections 124 before jumping star shape from the outer peripheral surface 126 of the Tilgernabe 116, however, the individual projections 124 contribute ⁇ rounds. Since, as can be seen from FIG. 6, not only the projections 124 but also the intermediate sections 134 between the individual projections 124 are rounded, the individual projections 124 merge harmoniously into one another.
  • the absorber hub 116 thus has a wave-shaped peripheral shape.
  • the recesses 130 in the absorber mass 112 which are only recognizable in FIG. 6, are likewise of harmonic design, ie the individual recesses 130 in the absorber mass 112 merge into one another in such a harmonious manner that a radial engagement between the absorber mass 212 and the absorber hub 216 is provided ,
  • the individual projections 124 are here at regular angular intervals starting from their vertex, offset in this embodiment by 72 ° to each other, arranged.
  • FIG. 7 shows a sectional view along the section line VI - VI of FIG. 6. It can be seen from FIG. 7 how the absorber disks 112a and 112b are connected to one another via the rivets 114, with the elastomeric damping layer 128
  • the Tilgermasseissuen 112a and 112b the Tilgernabe 116 and their projections 124 surrounded to allow axial support of the absorber mass 112 at the Tilgernabe 116.
  • the projections 124 which are regularly formed in the circumferential direction and which are received in the recesses 130 formed in the absorber mass discs 112a and 112b.
  • the peripheral shape becomes the Tilgernabe 116 matched to the structural design recesses 130 in the absorber mass 112.
  • FIG 8 shows a perspective view of the torsional vibration damper 210 according to a third embodiment.
  • the absorber hub 216 is made in two parts, d. H. with a Tilgernabenschei- be 216 a and a Tilgernabenarchitecture 216 b, which are connected to each other via screws 214.
  • the absorber hub discs 216a and 216b surround the absorber mass 212 so that the absorber mass 212 can be supported in the axial direction on the flange-shaped absorber hub discs 216a and 216b.
  • FIG. 9 shows a front view of the torsional vibration damper 210, from which it can be seen that radially inwardly projecting projections 232 are formed on the absorber mass 212, which are received in corresponding recesses 238 formed by the absorber hub discs 216a and 216b.
  • the absorber hub 216 with the recesses 238 is thus in radial star shape via the elastomeric damping layer 228 in engagement with the projections 236 of the absorber mass 212.
  • the two TilgernabeninATIONn 216 a and 216 b are bolted together by means of screws 214.
  • the screws 214 are now arranged significantly closer to the axis of rotation M of the torsional vibration damper 210 in order to connect the two Tilgernabenin 216 a and 216 b with each other.
  • FIG. 10 is a cross-sectional view taken along line IXa-IXa of FIG. 9, showing that the two damper hub disks 216a and 216b surround the damper mass 212 in this embodiment to axially support the damper mass 212 via the elastomeric damping layer 228 allow the absorber hub discs 216a and 216b.
  • the two Tilgernabenindustrialn 216 a and 216 b form, starting from its outer peripheral surface 226, the recesses 238, in which the corresponding projections 236 of the absorber mass 212 are received or in which the projections 236 engage radially in a radial direction. It can be seen from FIG. 10 that the absorber mass 216 also extends in the radial direction into the absorber hub 216 in intermediate sections 234 between the individual projections 236, or the intermediate sections 234 are received by the absorber hub 216.
  • the projections 236 on the absorber mass 212 are arranged at regular angular intervals of 40 ° relative to one another on the inner peripheral surface 232 of the absorber mass 212.
  • Fig. 11 shows a sectional view along the section line IXb - IXb. It can be seen from Fig. 11, the two formed on the absorber mass 212 protrusions 236, as well as formed in the absorber hub 216 recesses 238, in which the projections 236 of the absorber mass 212 are received.
  • the absorber hub disks 216a and 216b have, between the recesses 238, portions 240 which extend in the direction of the respective other rear hub disc 216a or 216b in order to be able to produce a radial engagement between the absorber mass 212 and the absorber hub 216.
  • the protrusions 236 may abut the sections 240 while compressing the elastomeric damping layer 228. Between the sections 240 also extends the elastomeric damping layer 228, which completely surrounds the projections 236 of the absorber mass 212.
  • the absorber mass 212 is radially guided by the radial engagement of its projections 236 in the recesses 238 of the absorber hub 216, wherein a vote of the torsional vibration damper 210 on the hardness or various other material properties of the elastomeric damping layer 228 can be done.
  • the tuning of the torsional vibration damper 210 also takes place on torsional oscillations, since it is determined via the elastomeric damping layer with which amplitude the absorber mass 212 oscillates out of phase with the absorber hub 216.
  • the maximum allowable amplitude, with which the absorber mass 212 can oscillate in antiphase to the absorber hub 216 is determined by the elastomeric damping layer 228 between the gaps between the projections 236 of the absorber mass 212 and the recesses 238 of the absorber hub 216.
  • the absorber mass 212 compresses the elastomeric damping layer 228 to form the portions 240 of the absorber hub disks 216a and 216b.
  • the torsional vibration damper 210 ensures that the elastomeric damping layer 228 is for the most part loaded only with compressive forces.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Pulleys (AREA)

Abstract

L'invention concerne un amortisseur de vibrations torsionnelles (10) pour l'amortissement de vibrations torsionnelles d'un axe, en particulier pour des applications industrielles, comprenant un moyeu d'amortissement (16) présentant un axe de rotation (M), une masse d'amortissement (12), coaxiale au moyeu d'amortissement (16), et au moins une couche d'amortissement élastomère (28), disposée entre le moyeu d'amortissement (16) et la masse d'amortissement (12). L'invention est caractérisée en ce que le moyeu d'amortissement (16) et la masse d'amortissement (12) sont configurés de façon qu'une surface périphérique extérieure (26) du moyeu d'amortissement (16) soit en prise en étoile, en direction radiale par rapport à l'axe de rotation (M), avec une surface périphérique intérieure (32) de la masse d'amortissement (12), et en ce que le moyeu d'amortissement (16) et la masse d'amortissement (12) prennent appui mutuellement, en direction de l'axe de rotation (M) de l'amortisseur de vibrations torsionnelles (10), via la couche d'amortissement élastomère (28).
EP11707083A 2010-02-26 2011-02-21 Amortisseur de vibrations torsionnelles Withdrawn EP2539605A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010009411A DE102010009411B4 (de) 2010-02-26 2010-02-26 Drehschwingungstilger
PCT/EP2011/000823 WO2011103992A1 (fr) 2010-02-26 2011-02-21 Amortisseur de vibrations torsionnelles

Publications (1)

Publication Number Publication Date
EP2539605A1 true EP2539605A1 (fr) 2013-01-02

Family

ID=44010026

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11707083A Withdrawn EP2539605A1 (fr) 2010-02-26 2011-02-21 Amortisseur de vibrations torsionnelles

Country Status (4)

Country Link
US (1) US20130210533A1 (fr)
EP (1) EP2539605A1 (fr)
DE (1) DE102010009411B4 (fr)
WO (1) WO2011103992A1 (fr)

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Publication number Priority date Publication date Assignee Title
DE102013112854B4 (de) * 2013-11-21 2016-05-19 Trelleborgvibracoustic Gmbh Drehschwingungstilger
CN103982590A (zh) * 2014-05-05 2014-08-13 中国汽车技术研究中心 一种扭转减振器
US10151379B2 (en) * 2014-10-14 2018-12-11 Dayco Ip Holdings, Llc Torsional vibration dampers
US11280383B2 (en) * 2017-12-05 2022-03-22 Aprotech Powertrain Llc Heat dissipation structures for crankshaft dampers

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US1761526A (en) * 1928-05-21 1930-06-03 Inland Mfg Co Shock-absorbing pitman arm
US1803937A (en) * 1929-01-30 1931-05-05 Gen Motors Corp Cushion connection
US2159235A (en) * 1934-04-04 1939-05-23 Gen Motors Corp Torsional vibration suppressor
FR1029395A (fr) * 1950-12-11 1953-06-02 Accouplement souple, notamment pour automobiles
US4825983A (en) * 1987-03-14 1989-05-02 Motoyasu Nakanishi Inertia damper
DE3825062A1 (de) * 1988-07-23 1990-01-25 Freudenberg Carl Fa Torsionsschwingungsdaempfer
DE3826088C1 (fr) * 1988-08-01 1989-07-06 Fa. Carl Freudenberg, 6940 Weinheim, De
JPH02150527A (ja) * 1988-12-01 1990-06-08 Toyota Motor Corp 補機別置きエンジンのダンパカップリング
JP2000088054A (ja) * 1998-09-18 2000-03-28 Maruyasu Industries Co Ltd ダンパ付伝動回転体
DE50110389D1 (de) * 2000-10-14 2006-08-17 Franz Mitsch Einstellbarer Tilger zur Reduzierung von Torsionsschwingungen
EP1286076A1 (fr) * 2001-08-20 2003-02-26 Franz Mitsch Amortisseur dynamique linéaire et réglable
US7047644B2 (en) * 2003-02-21 2006-05-23 The Gates Corporation Crankshaft damper and method of assembly

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Title
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Also Published As

Publication number Publication date
WO2011103992A1 (fr) 2011-09-01
US20130210533A1 (en) 2013-08-15
DE102010009411A1 (de) 2011-09-01
DE102010009411B4 (de) 2013-02-28

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