CN104455198A - Shock absorber and car - Google Patents

Shock absorber and car Download PDF

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Publication number
CN104455198A
CN104455198A CN201410604542.XA CN201410604542A CN104455198A CN 104455198 A CN104455198 A CN 104455198A CN 201410604542 A CN201410604542 A CN 201410604542A CN 104455198 A CN104455198 A CN 104455198A
Authority
CN
China
Prior art keywords
vibration
vibration damper
ring
clutch assembly
inertia ring
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.)
Granted
Application number
CN201410604542.XA
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Chinese (zh)
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CN104455198B (en
Inventor
王凯
杜庆
王严
白伟
周武明
张泽裕
王占朋
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.)
Great Wall Motor Co Ltd
Original Assignee
Great Wall Motor Co Ltd
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
Priority to CN2014102312756 priority Critical
Priority to CN201410231275.6A priority patent/CN103994174A/en
Application filed by Great Wall Motor Co Ltd filed Critical Great Wall Motor Co Ltd
Priority to CN201410604542.XA priority patent/CN104455198B/en
Publication of CN104455198A publication Critical patent/CN104455198A/en
Application granted granted Critical
Publication of CN104455198B publication Critical patent/CN104455198B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/12Suppression 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
    • F16F15/121Suppression 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 using springs as elastic members, e.g. metallic springs
    • F16F15/124Elastomeric springs
    • F16F15/126Elastomeric springs consisting of at least one annular element surrounding the axis of rotation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/14Suppression 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
    • F16F15/1407Suppression 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
    • F16F15/1414Masses driven by elastic elements
    • F16F15/1435Elastomeric springs, i.e. made of plastic or rubber

Abstract

The invention provides a shock absorber and a car. The shock absorber comprises a hub fixedly arranged on a crankshaft in a sleeving mode, and a primary shock absorption structure and a secondary shock absorption structure are sequentially arranged on the hub from inside to outside. The primary shock absorption structure comprises a rubber ring arranged on the hub in a sleeving mode and a first inertia ring arranged on the rubber ring in a sleeving mode. The secondary shock absorption structure comprises a clutch assembly arranged on the first inertia ring in a sleeving mode and a second inertia ring arranged on the clutch assembly in a sleeving mode. An elastic component is arranged between the clutch assembly and the first inertia ring. The shock absorber and the car can reduce torsional vibration of a crankshaft system of an engine with high power and large torque.

Description

Vibration damper and automobile
This application claims and submit on May 28th, 2014 preference that Patent Office of the People's Republic of China, application number are 201410231275.6, denomination of invention is the Chinese patent application of " Combined vibration damper " to, its full content combines in this application by reference.
Technical field
The present invention relates to field of automobile, particularly a kind of vibration damper and automobile.
Background technique
Along with automobile application in people's life, people require also more and more higher, namely more and more higher to the requirement of vehicle vibration damping and noise reduction technology for the comfort level of automobile; Motor car engine can with larger impact load when anxious acceleration, urgency are slowed down or runs up, and the power of the different size of motor produces vibration & noise impact in various degree to automobile, so along with the lightweight of motor car engine and the development of high-power, require that automobile is equipped with the technical equipment of corresponding effectively vibration damping and noise reduction.
Traditional vehicle vibration damping technical equipment mostly is a kind of multistage rubber damping formula vibration damper, the damping original paper of multistage rubber damping formula vibration damper all adopts quality of rubber materials, its principle utilizes multistage spinning or vulcanization to fill damping rubber, the automobile vibration that crankshaft system produces when anxious acceleration, urgency are slowed down or runs up is cushioned, and then realizes the object of vibration damping.
In prior art, at least there are the following problems: during multistage rubber damping formula vibration damper can effectively control low-power motor crankshaft system torsional vibration and reduce NVH (the Noise VibrationHarshness of crankshaft system, noise, vibration and sound vibration roughness), but for ultra high power petrol engine and there is higher-wattage, diesel engine compared with high pulling torque, the effectiveness in vibration suppression of multistage rubber damping formula vibration damper is not enough to meet its requirement to crankshaft system torsional vibration.
Summary of the invention
In view of this, the present invention is intended to propose a kind of vibration damper and automobile, higher-wattage can not be met with the effectiveness in vibration suppression solving vibration damper, compared with the motor of high pulling torque to the problem of the damping requirements of its crankshaft system torsional vibration.
For achieving the above object, technological scheme of the present invention is achieved in that
A kind of vibration damper, comprises the sheathed wheel hub (1) be fixed on bent axle, described wheel hub (1) is provided with from the inside to the outside successively one-level vibration damping structure (2) and secondary vibration damping structure (3); Described one-level vibration damping structure (2) comprises the rubber ring (4) be set on wheel hub (1) and the first inertia ring (5) be set on described rubber ring (4); Described secondary vibration damping structure (3) comprises the clutch assembly (7) be set on described first inertia ring (5) and the second inertia ring (8) be set on described clutch assembly (7); Between described clutch assembly (7) and the first inertia ring (5), elastic element (6) is installed.
Wherein, described first inertia ring (5) is flange-shaped structure, and comprise annular body and be located at the collar flange of described annular body side, described annular body is set on described rubber ring (4).
Further, described clutch assembly (7) is provided with thrust lid (9) for compressing described clutch assembly (7) and described second inertia ring (8) away from the end side of described ring projection.
Wherein, the inwall of described clutch assembly (7) is provided with mounting groove, and outer wall is provided with annular protrusion; Described elastic element (6) is positioned at described mounting groove, and described second inertia ring (8) inwall is provided with the annular groove mated with described annular protrusion.
Preferably, the cross section of described mounting groove is the prismatic structure of the axioversion along described vibration damper.
Preferably, the cross section of described wheel hub (1) comprises symmetrical two-part up and down, overall in arching.
Preferably, described rubber ring (4) is permeability structure.
Preferably, described elastic element (6) is cylindrically coiled spring or rubber ring.
Preferably, described second inertia ring (8) and the one-body molded setting of drivign belt.
Relative to prior art, vibration damper of the present invention has following advantage:
Vibration damper of the present invention is set on engine crankshaft by wheel hub (1), thus this vibration damper is fixedly connected with bent axle, when automobile travels under different operating mode, such as anxious acceleration, to jolt road conditions etc., cause bent axle can produce the torsional vibration of torsional direction and the flexure vibrations of bending direction, first now torsional vibration and flexure vibrations pass to wheel hub (1), rubber ring (4) is being passed to by wheel hub (1), thus pass through the torsion of rubber ring (4), compressive strain absorption portion vibrational energy, reduce body vibration frequency etc., namely torsional vibration and the flexure vibrations of bent axle are tentatively reduced by one-level vibration damping structure (2), the torsional vibration of bent axle afterwards and flexure vibrations pass to elastic element (6) and clutch assembly (7) by first inertia ring (5) of one-level vibration damping structure (2), now by the further absorbing vibrational energy of torsional deflection of elastic element (6), namely reduce torsional vibration and flexure vibrations further by secondary vibration damping structure (3).It can thus be appreciated that for higher-wattage, motor compared with high pulling torque, the present invention tentatively can reduce the torsional stiffness of bent axle and power train anastomosis part by one-level vibration damping structure (2), tuning power train Torsional Vibration Natural Frequency; Can increase the damping of power train torsional oscillation by secondary vibration damping structure (3), suppress torsional resonance response amplitude, thus decay is because impacting the transient state torsional oscillation produced.Therefore, by the cooperation of two-stage vibration damping structure, effectively improve vibration damper to higher-wattage, effectiveness in vibration suppression compared with the bent axle of the motor of high pulling torque.
Another object of the present invention is to propose a kind of automobile, technological scheme of the present invention is achieved in that
A kind of automobile, comprises motor, the bent axle of described motor is provided with vibration damper as above.
The Dominant Facies that described automobile and above-mentioned vibration damper have relative to prior art is same, does not repeat them here.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
The cross-sectional view of the vibration damper that Fig. 1 provides for the embodiment of the present invention one;
Fig. 2 is the partial enlarged drawing at the A place of vibration damper in Fig. 1.
Reference character: 1-wheel hub, 2-one-level vibration damping structure, 3-secondary vibration damping structure, 4-rubber ring, 5-first inertia ring, 6-elastic element, 7-clutch assembly, 8-second inertia ring, 9-thrust lid.
Embodiment
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.
In addition, clutch assembly (7) mentioned in an embodiment of the present invention is connect elastic element (6) and the parts of the second inertia ring (8), with the non-identical concept of clutch being used for interrupting engine power in automobile and transmitting.
In order to effectively alleviate the vibration of automobile engine crankshaft, embodiments provide a kind of vibration damper, this vibration damper adopts composite structure, comprise and be from inside to outside sleeved on one-level vibration damping structure (2) on wheel hub (1) and secondary vibration damping structure (3) successively, wherein, the main damping means of one-level vibration damping structure (2) is rubber, and the main damping means of secondary vibration damping structure (3) is spring.When the crankshaft installed of motor car engine has above-mentioned vibration damper, utilize the rubber in one-level vibration damping structure tentatively can slow down the vibration of bent axle, utilize the spring in secondary vibration damping structure can slow down the vibration of bent axle further, thus effectively alleviate the vibration of the bent axle of motor car engine.
Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
Embodiment one
The embodiment of the present invention provides a kind of vibration damper, with reference to shown in Fig. 1, this vibration damper comprises the sheathed wheel hub (1) be fixed on bent axle, wheel hub (1) is provided with from the inside to the outside successively one-level vibration damping structure (2) and secondary vibration damping structure (3); One-level vibration damping structure (2) comprises the rubber ring (4) be set on wheel hub (1) and the first inertia ring (5) be set on rubber ring (4); Secondary vibration damping structure (3) comprises the clutch assembly (7) be set in the first inertia ring (5) and the second inertia ring (8) be set on clutch assembly (7); Elastic element (6) is installed between clutch assembly (7) and the first inertia ring (5).
The vibration damper that the present embodiment provides is set on engine crankshaft by wheel hub (1), thus this vibration damper is fixedly connected with bent axle, when automobile travels under different operating mode, such as anxious acceleration, to jolt road conditions etc., cause bent axle can produce the torsional vibration of torsional direction and the flexure vibrations of bending direction, first now torsional vibration and flexure vibrations pass to wheel hub (1), rubber ring (4) is being passed to by wheel hub (1), thus pass through the torsion of rubber ring (4), compressive strain absorption portion vibrational energy, reduce body vibration frequency etc., namely torsional vibration and the flexure vibrations of bent axle are tentatively reduced by one-level vibration damping structure (2), the torsional vibration of bent axle afterwards and flexure vibrations pass to elastic element (6) and clutch assembly (7) by first inertia ring (5) of one-level vibration damping structure (2), now by the further absorbing vibrational energy of torsional deflection of elastic element (6), namely reduce torsional vibration and flexure vibrations further by secondary vibration damping structure (3).It can thus be appreciated that for higher-wattage, motor compared with high pulling torque, the present invention tentatively can reduce the torsional stiffness of bent axle and power train anastomosis part by one-level vibration damping structure (2), tuning power train Torsional Vibration Natural Frequency; Can increase the damping of power train torsional oscillation by secondary vibration damping structure (3), suppress torsional resonance response amplitude, thus decay is because impacting the transient state torsional oscillation produced.Therefore, by the cooperation of two-stage vibration damping structure, effectively improve vibration damper to higher-wattage, effectiveness in vibration suppression compared with the bent axle of the motor of high pulling torque.
Continue to consult Fig. 1, in the above-described embodiments, first inertia ring (5) is except the energy transferring for being produced by crankshaft vibration to the critical component of secondary vibration damping structure (3), also as the carrier of secondary vibration damping structure (2), therefore, in order to ensure that secondary vibration damping structure (2) is reliably arranged in the first inertia ring (5), in a preferred embodiment, described first inertia ring (5) is flange-shaped structure, comprise annular body and be located at the collar flange of described annular body side, described annular body is set on described rubber ring (4).Clutch assembly (7) and the second inertia ring (8) are assembled to after in the first inertia ring (5), the end face of clutch assembly (7) and the second inertia ring (8) is resisted against on collar flange respectively, thus the axial float of clutch assembly (7) and the second inertia ring (8) can be prevented, and then secondary vibration damping structure (3) is reliably arranged in the first inertia ring (5).
On the basis of above-mentioned mode of execution, be arranged on the reliability of the first inertia ring (5) to improve secondary vibration damping structure (3) further, clutch assembly (7) is provided with thrust lid (9) away from the end side of collar flange; Particularly, thrust lid (9) is loop configuration, is fixedly mounted in the first inertia ring (5) by bolt, screw etc.So, clutch assembly (7) and the second inertia ring (8) have been limited in, between the collar flange of the first inertia ring (5) and thrust lid (9), preventing the axial float of clutch assembly (7) and the second inertia ring (8) further; In addition, can also prevent the particles such as dust from entering into secondary vibration damping structure (3), extend the working life of vibration damper.
With reference to shown in Fig. 2, in order to improve the effectiveness in vibration suppression of secondary vibration damping structure (3) further, in a preferred embodiment, clutch assembly (7) inwall is provided with mounting groove, outer wall is provided with annular protrusion; Elastic element (6) is positioned at mounting groove; The outer wall of the first inertia ring (5) is provided with the annular groove mated with annular protrusion.The benefit of design like this is, when the energy transferring that crankshaft vibration produces is to elastic element (6), progressively deformation is there is in elastic element (6) in the mounting groove of clutch assembly (7) and the annular groove of the first inertia ring (5), avoid occurring that sharply deformation occurs elastic element (6), to improve effectiveness in vibration suppression and the working life of secondary vibration damping structure.
Further, in the specific implementation, the sectional shape of above-mentioned mounting groove can have multiple, specifically can select, shown in Fig. 2 according to the shape of elastic element (6), in the present embodiment, the cross section of mounting groove is the prismatic structure of the axioversion along vibration damper, can be the lopsidedness of the collar flange to the first inertia ring (5), also can to the lopsidedness of thrust lid (9).
Continue to consult Fig. 1, in the vibration damper that the embodiment of the present invention provides, wheel hub (1) is the carrier of one-level vibration damping structure (2) and secondary vibration damping structure (3), and as the transmission medium of energy that crankshaft vibration produces, the shape of wheel hub (1) can structure shape can have multiple.In order to save material and and ensure the intensity of wheel hub (1), preferably, the cross section of wheel hub (1) comprises symmetrical upper and lower two-part, and the cross section of every part is bending hook formation, overall in arching.
In the respective embodiments described above, rubber ring (4) is the structure adopting permeability design, on anchor ring, such as offer multiple tiny through hole or adopt the good quality of rubber materials of heat radiation, and entirety is carried out in the groove that spinning enters between wheel hub (1) and the first inertia ring (5), guarantee while realizing one-level vibration damping that rubber can better dispel the heat, avoid, because high temperature causes rubber ring (4) deliquescing to be lost efficacy, increasing the service life.
In the respective embodiments described above, elastic element (6) is the critical component in secondary vibration damping structure (3), for alleviating the vibration of bent axle further, in order to make elastic element (6) have preferably effectiveness in vibration suppression, elastic element (6) is preferably cylindrically coiled spring or rubber ring.Wherein, reference as shown in Figure 2, in order to ensure that elastic element (6) can play good energy-absorbing function, Spielpassung can be set to by between elastic element (6) and clutch assembly (7), namely there is the space of elastic element (6) torsional deflection; And; when the torsional vibration of bent axle exceedes a certain specified value; by the Spielpassung of clutch assembly (7) with elastic element (6), clutch assembly (7) can discharge coupling, thus reaches the effect of protection crankshaft system and each annex.In addition, when motor is diesel engine, because engine revolution ricing during idling is comparatively large, often causes knocking of speed changer engaging gear between cog, thus produce irksome speed changer idle noise.When elastic element (6) is preferably cylindrically coiled spring, it can be made to work under engine idling condition, to eliminate speed changer idle noise.
Preferably, when elastic element (6) is for cylindrically coiled spring, rubber ring (4) is combined as dynamic damping vibration damper with spring, dynamic damping type vibration damper effectiveness in vibration suppression is better, because it can utilize the lively stress effect of elastomeric products, damping can be utilized again to consume hammer vibration energy, thus reach the emerging resonance amplitude of reduction, expand the frequency range of vibration damping, improve the effect of vibration damping further.
In the respective embodiments described above, in order to improve the application area of the vibration damper of the present embodiment, can the one-body molded setting by the drivign belt in the second inertia ring and motor, thus this vibration damper can as while the equipment of transmission, vibrational energy can also be reduced, improve transmission efficiency, now, the outer surface of the second inertia ring is provided with the belt grooves holding drivign belt.
Embodiment two
The embodiment of the present invention provides a kind of automobile, comprises motor, the bent axle of described motor is provided with the vibration damper as described in embodiment one.
The automobile that the present embodiment provides is by being set on engine crankshaft by the wheel hub (1) of vibration damper, thus this vibration damper is fixedly connected with bent axle, when automobile travels under different operating mode, such as anxious acceleration, to jolt road conditions etc., cause bent axle can produce the torsional vibration of torsional direction and the flexure vibrations of bending direction, first now torsional vibration and flexure vibrations pass to wheel hub (1), rubber ring (4) is being passed to by wheel hub (1), thus pass through the torsion of rubber ring (4), compressive strain absorption portion vibrational energy, reduce body vibration frequency etc., namely torsional vibration and the flexure vibrations of bent axle are tentatively reduced by one-level vibration damping structure (2), the torsional vibration of bent axle afterwards and flexure vibrations pass to elastic element (6) and clutch assembly (7) by first inertia ring (5) of one-level vibration damping structure (2), now by the further absorbing vibrational energy of torsional deflection of elastic element (6), namely reduce torsional vibration and flexure vibrations further by secondary vibration damping structure (3).It can thus be appreciated that for higher-wattage, motor compared with high pulling torque, the present invention tentatively can reduce the torsional stiffness of bent axle and power train anastomosis part by one-level vibration damping structure (2), tuning power train Torsional Vibration Natural Frequency; Can increase the damping of power train torsional oscillation by secondary vibration damping structure (3), suppress torsional resonance response amplitude, thus decay is because impacting the transient state torsional oscillation produced.Therefore, by the cooperation of two-stage vibration damping structure, effectively improve vibration damper to higher-wattage, effectiveness in vibration suppression compared with the bent axle of the motor of high pulling torque.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. a vibration damper, is characterized in that, comprises the sheathed wheel hub (1) be fixed on bent axle, described wheel hub (1) is provided with from the inside to the outside successively one-level vibration damping structure (2) and secondary vibration damping structure (3);
Described one-level vibration damping structure (2) comprises the rubber ring (4) be set on wheel hub (1) and the first inertia ring (5) be set on described rubber ring (4);
Described secondary vibration damping structure (3) comprises the clutch assembly (7) be set on described first inertia ring (5) and the second inertia ring (8) be set on described clutch assembly (7); Between described clutch assembly (7) and the first inertia ring (5), elastic element (6) is installed.
2. vibration damper according to claim 1, it is characterized in that, described first inertia ring (5) is flange-shaped structure, and comprise annular body and be located at the collar flange of described annular body side, described annular body is set on described rubber ring (4).
3. vibration damper according to claim 2, it is characterized in that, described clutch assembly (7) is provided with the thrust lid (9) for compressing described clutch assembly (7) and described second inertia ring (8) away from the end side of described ring projection.
4. vibration damper according to claim 1, is characterized in that, the inwall of described clutch assembly (7) is provided with mounting groove, and outer wall is provided with annular protrusion;
Described elastic element (6) is positioned at described mounting groove, and described second inertia ring (8) inwall is provided with the annular groove mated with described annular protrusion.
5. vibration damper according to claim 4, is characterized in that, the cross section of described mounting groove is the prismatic structure of the axioversion along described vibration damper.
6. vibration damper according to claim 1, is characterized in that, the cross section of described wheel hub (1) comprises symmetrical upper and lower two-part, overall in arching.
7. vibration damper according to claim 1, is characterized in that, described rubber ring (4) is permeability structure.
8. the vibration damper according to any one of claim 1-7, is characterized in that, described elastic element (6) is cylindrically coiled spring or rubber ring.
9. the vibration damper according to any one of claim 1-7, is characterized in that, described second inertia ring (8) and the one-body molded setting of drivign belt.
10. an automobile, comprises motor, it is characterized in that, the bent axle of described motor is provided with the vibration damper as described in any one of claim 1-9.
CN201410604542.XA 2014-05-28 2014-10-30 shock absorber and automobile Active CN104455198B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN2014102312756 2014-05-28
CN201410231275.6A CN103994174A (en) 2014-05-28 2014-05-28 Combined shock absorber
CN201410604542.XA CN104455198B (en) 2014-05-28 2014-10-30 shock absorber and automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410604542.XA CN104455198B (en) 2014-05-28 2014-10-30 shock absorber and automobile

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CN104455198A true CN104455198A (en) 2015-03-25
CN104455198B CN104455198B (en) 2016-08-24

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CN201410604542.XA Active CN104455198B (en) 2014-05-28 2014-10-30 shock absorber and automobile

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110005754A (en) * 2017-12-19 2019-07-12 Nok株式会社 Torsional vibration damper

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104696432A (en) * 2015-02-13 2015-06-10 柳州金鸿橡塑有限公司 Built-in broadband torsion damper

Citations (6)

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Publication number Priority date Publication date Assignee Title
US3280654A (en) * 1965-08-02 1966-10-25 Simpson Mfg Company Vibration damper
JP2838060B2 (en) * 1994-08-26 1998-12-16 カール・フロイデンベルク Torsional elastic joint with integrated torsional vibration damper
FR2771791A1 (en) * 1997-12-01 1999-06-04 Sofedit Pulley for belt drive system
CN201377541Y (en) * 2009-03-05 2010-01-06 骆耀斌 Engine crankshaft multi-stage series torsion vibration damper
CN102720799A (en) * 2012-06-18 2012-10-10 湖北广奥减振器制造有限公司 Two-stage rubber vibration absorber
CN203516586U (en) * 2013-09-23 2014-04-02 北汽福田汽车股份有限公司 Torsional damper, engine crankshaft assembly and automobile

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3280654A (en) * 1965-08-02 1966-10-25 Simpson Mfg Company Vibration damper
JP2838060B2 (en) * 1994-08-26 1998-12-16 カール・フロイデンベルク Torsional elastic joint with integrated torsional vibration damper
FR2771791A1 (en) * 1997-12-01 1999-06-04 Sofedit Pulley for belt drive system
CN201377541Y (en) * 2009-03-05 2010-01-06 骆耀斌 Engine crankshaft multi-stage series torsion vibration damper
CN102720799A (en) * 2012-06-18 2012-10-10 湖北广奥减振器制造有限公司 Two-stage rubber vibration absorber
CN203516586U (en) * 2013-09-23 2014-04-02 北汽福田汽车股份有限公司 Torsional damper, engine crankshaft assembly and automobile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110005754A (en) * 2017-12-19 2019-07-12 Nok株式会社 Torsional vibration damper

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