CN113685491B - Torsional damper for hydraulic torque converter - Google Patents
Torsional damper for hydraulic torque converter Download PDFInfo
- Publication number
- CN113685491B CN113685491B CN202110924002.XA CN202110924002A CN113685491B CN 113685491 B CN113685491 B CN 113685491B CN 202110924002 A CN202110924002 A CN 202110924002A CN 113685491 B CN113685491 B CN 113685491B
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- retainer
- spring
- torque converter
- compression area
- turbine
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- 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
- F16F15/121—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 using springs as elastic members, e.g. metallic springs
- F16F15/123—Wound springs
- F16F15/1232—Wound springs characterised by the spring mounting
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- 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
- F16F15/121—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 using springs as elastic members, e.g. metallic springs
- F16F15/123—Wound springs
- F16F15/1232—Wound springs characterised by the spring mounting
- F16F15/12346—Set of springs, e.g. springs within springs
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- 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
- F16F15/121—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 using springs as elastic members, e.g. metallic springs
- F16F15/123—Wound springs
- F16F15/12353—Combinations of dampers, e.g. with multiple plates, multiple spring sets, i.e. complex configurations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H41/00—Rotary fluid gearing of the hydrokinetic type
- F16H41/04—Combined pump-turbine units
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H41/00—Rotary fluid gearing of the hydrokinetic type
- F16H41/24—Details
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The invention discloses a torsional damper for a hydraulic torque converter, which solves the problems that the torsional damper for the existing hydraulic torque converter has small torsional angle when being locked, springs are pressed and early failure occurs and the like, and comprises an inner middle disc, a plurality of inner ring springs, a plurality of retainer rivets, an outer middle disc, a plurality of turbine rivets, a plurality of outer ring springs and a retainer; the retainer comprises a left retainer and a right retainer, a plurality of outer spring holes are formed in an outer middle disc, outer spring windows are formed in the left retainer and the right retainer, a plurality of inner spring holes are formed in an inner middle disc, and inner spring windows are formed in the left retainer and the right retainer; the outer middle plate is provided with a plurality of arc-shaped outer limiting holes, and the retainer rivets are in clearance sliding fit with the outer limiting holes; the inner middle disc is provided with a plurality of arc-shaped inner limiting holes, and the turbine rivets are in clearance sliding fit with the inner limiting holes; the retainer rivet divides the outer limiting hole into an outer forward rotation compression area and an outer reverse rotation compression area; the turbine rivet divides the inner limit hole into an inner forward rotation compression area and an inner reverse rotation compression area.
Description
Technical Field
The invention relates to the field of transmission of a hydraulic torque converter, in particular to a torsional damper for the hydraulic torque converter.
Background
The spring of the torsional vibration damper for the existing hydraulic torque converter is positioned between a pump impeller and a turbine, the rigidity of the spring selected for realizing large damping torque is generally higher, so that the torsional angle of the spring is smaller when the hydraulic torque converter is locked, and finally, the damping performance of the torsional vibration damper is not strong, and the smoothness and the comfort shown on the whole vehicle are not good; and the spring often does not have spacing yet, leads to the torque converter at the amalgamation state that the spring can be compressed to the limit under the big impact when shutting down, finally leads to the spring to appear early failure.
Disclosure of Invention
The invention provides a novel torsional damper for a hydraulic torque converter, which aims to solve the problems that the torsional angle of the conventional torsional damper for the hydraulic torque converter is small when the conventional torsional damper is locked, a spring is pressed, early failure occurs and the like.
The technical solution of the invention is as follows:
a torsional damper for a hydraulic torque converter is characterized in that: the device comprises an inner middle disc, a plurality of inner ring springs, a plurality of retainer rivets, an outer middle disc, a plurality of turbine rivets, a plurality of outer ring springs and a retainer;
the outer side edge of the outer middle disc is connected with a cover wheel of the hydraulic torque converter through a locking clutch; the inner intermediate disc is connected with a turbine hub of the hydraulic torque converter; the outer middle disc and the inner middle disc are positioned on the same plane and are coaxial;
the retainer comprises a left retainer and a right retainer, and the left retainer is positioned on the same side of the outer middle disc and the inner middle disc; the right retainer is positioned on the other same side of the outer middle disc and the inner middle disc;
the outer middle disc is provided with a plurality of outer spring holes distributed along the circumferential direction, and the left retainer and the right retainer are both provided with outer spring windows corresponding to the outer spring holes; the outer ring spring is arranged in the outer spring hole and matched with the outer spring window;
the inner middle disc is provided with a plurality of inner spring holes distributed along the circumferential direction, and the left retainer and the right retainer are both provided with inner spring windows corresponding to the inner spring holes; the inner ring spring is arranged in the inner spring hole and is matched with the inner spring window;
the outer middle plate is provided with a plurality of arc-shaped outer limiting holes distributed along the circumferential direction, the retainer rivet penetrates through the outer limiting holes and forms clearance sliding fit with the outer limiting holes, and two ends of the retainer rivet are fixedly connected with the left retainer and the right retainer respectively;
the inner middle disc is provided with a plurality of arc-shaped inner limiting holes distributed along the circumferential direction, the turbine rivet penetrates through the inner limiting holes and forms clearance sliding fit with the inner limiting holes, one end of the turbine rivet is fixedly connected with the left retainer, and the other end of the turbine rivet is fixedly connected with the right retainer and the turbine body of the hydraulic torque converter;
when the outer ring spring is not compressed, the retainer rivet divides the outer limiting hole into an outer forward rotation compression area and an outer reverse rotation compression area;
when the inner ring spring is not compressed, the turbine rivet divides the inner limiting hole into an inner forward rotation compression area and an inner reverse rotation compression area.
Furthermore, the ratio of the central angles of the external forward rotation compression area and the external reverse rotation compression area ranges from 2.2 to 3.0;
the ratio of the central angles of the internal forward rotation compression area and the internal reverse rotation compression area ranges from 3.7 to 4.7.
Further, the central angles of the outer forward rotation compression zone and the inner forward rotation compression zone are 56 ° ± 3 °.
The sum of the central angles of the outer and inner counter-rotating compression zones is 25 ° ± 1.5 °.
Further, the center lines of the outer ring spring and the inner ring spring are located on the same plane, and the design has the advantages that: the inner intermediate disc is of a plane structure, and the inner intermediate disc is convenient to manufacture.
Further, the number of the outer ring springs is 3;
the number of the inner ring springs is 5;
the number of the retainer rivets and the number of the turbine rivets are 5.
Furthermore, the inner ring spring comprises an inner ring outer spring and an inner ring inner spring which are connected in parallel, so that the torsion angle of vibration reduction can be increased, the vibration reduction performance is improved, and the inner ring spring can be applied to a hydraulic torque converter which has the transmission torque of 450Nm or more and needs locking and vibration reduction functions.
Further, the inner intermediate disc and a turbine hub of the hydraulic torque converter are connected through a turbine hub rivet.
Compared with the prior art, the invention has the following beneficial effects:
1) The retainer rivet can slide in the outer limiting hole, the retainer rivet divides the outer limiting hole into an outer forward rotation compression area and an outer reverse rotation compression area, and when the left retainer and the right retainer drive the retainer rivet to rotate forward or reversely, the compression amount of the outer ring spring is in direct proportion to the central angle of the retainer rivet sliding in the outer forward rotation compression area or the outer reverse rotation compression area;
the inner limiting hole is divided into an inner forward rotation compression area and an inner reverse rotation compression area by the turbine rivet, and when the left retainer and the right retainer drive the turbine rivet to rotate forwards or reversely, the compression amount of the inner ring spring is in direct proportion to the central angle of the turbine rivet sliding in the inner forward rotation compression area or the inner reverse rotation compression area;
the left retainer and the right retainer are limited through the outer limiting hole and the inner limiting hole relative to the forward rotation and the reverse rotation of the outer middle disc, the compression amount of the outer ring spring and the compression amount of the inner ring spring are suitable, and the service life of the spring is prolonged.
2) The invention adopts two-stage vibration reduction, and the maximum vibration reduction torque value is improved while the torque angle is increased.
3) The outer side edge of the outer middle disc is connected with the locking clutch, so that the structure is simple, the installation is convenient, and the axial size of the shock absorber is reduced.
Drawings
FIG. 1 is a partial longitudinal cross-sectional view of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of the outer ring spring compressed to the forward rotation limit under the locked condition;
FIG. 4 is a schematic structural view of the inner coil spring compressed to the forward rotation limit under the locked condition;
FIG. 5 is a schematic structural diagram of an embodiment of the present invention under hydraulic conditions;
FIG. 6 is a torsional signature of a torsional vibration damper in accordance with an embodiment of the present invention;
in the figure: 1-turbine hub, 2-turbine hub rivet, 3-inner middle disc, 4-turbine rivet, 5-inner ring outer spring, 6-inner ring inner spring, 7-retainer rivet, 8-left retainer, 9-right retainer, 10-outer ring spring, 11-outer middle disc, 12-turbine body, 13-inner ring spring, 14-retainer, 141-outer spring window, 142-inner spring window, 15-outer spring hole, 16-outer side edge, 17-inner spring hole, 18-outer limiting hole, 19-inner limiting hole, 21-outer forward rotation compression area, 22-outer reverse rotation compression area, 23-inner reverse rotation compression area and 24-inner forward rotation compression area.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
As shown in fig. 1, the torsional damper for a torque converter comprises an inner intermediate disc 3, 5 inner ring springs 13, 5 retainer rivets 7, an outer intermediate disc 11, 5 turbine rivets 4, 3 outer ring springs 10 and a retainer 14; the inner middle disc 3 is connected with a turbine hub 1 of the hydraulic torque converter through a turbine hub rivet 2; the outer side edge 16 of the outer intermediate disk 11 is connected with a cover wheel of the hydraulic torque converter through a locking clutch; the inner intermediate disc 3 is connected with a turbine hub 1 of the hydraulic torque converter; the outer intermediate disk 11 and the inner intermediate disk 3 are positioned on the same plane and are coaxial; the central lines of the outer ring spring 10 and the inner ring spring 13 are positioned on the same plane; the inner ring spring 13 comprises an inner ring outer spring 5 and an inner ring inner spring 6 which are connected in parallel, the length of the inner ring outer spring 5 is equal to that of the inner ring inner spring 6, and the inner ring inner spring 6 is sleeved in the inner ring outer spring 5; the retainer 14 comprises a left retainer 8 and a right retainer 9, and the left retainer 8 is positioned on the same side of the outer middle disk 11 and the inner middle disk 3; the right retainer 9 is positioned on the other same side of the outer middle disc 11 and the inner middle disc 3; the outer middle disc 11 is provided with a plurality of outer spring holes 15 distributed along the circumferential direction, the left retainer 8 and the right retainer 9 are both provided with outer spring windows 141 corresponding to the outer spring holes 15, and the outer ring springs 10 are installed in the outer spring holes 15 and matched with the outer spring windows 141; the inner middle disc 3 is provided with a plurality of inner spring holes 17 distributed along the circumferential direction, the left retainer 8 and the right retainer 9 are both provided with inner spring windows 142 corresponding to the inner spring holes 17, and the inner ring spring 13 is arranged in the inner spring holes 17 and matched with the inner spring windows 142;
the outer middle disc 11 is provided with a plurality of arc-shaped outer limiting holes 18 distributed along the circumferential direction, the retainer rivet 7 penetrates through the outer limiting holes 18 and forms clearance sliding fit with the outer limiting holes 18, and two ends of the retainer rivet 7 are respectively fixedly connected with the left retainer 8 and the right retainer 9; the inner middle disc 3 is provided with a plurality of arc-shaped inner limiting holes 19 distributed along the circumferential direction, the turbine rivet 4 penetrates through the inner limiting holes 19 and forms clearance sliding fit with the inner limiting holes 19, one end of the turbine rivet 4 is fixedly connected with the left retainer 8, and the other end of the turbine rivet 4 is fixedly connected with the right retainer 9 and the turbine body 12 of the hydraulic torque converter;
clockwise is a forward direction and counterclockwise is a reverse direction along the arrow shown in fig. 1; when the outer ring spring 10 is not compressed, the retainer rivet 7 divides the outer limiting hole 18 into an outer forward rotation compression area 21 and an outer reverse rotation compression area 22, the ratio of the central angles of the outer forward rotation compression area 21 and the outer reverse rotation compression area 22 ranges from 2.2 to 3.0, and the sum of the central angles of the outer forward rotation compression area 21 and the inner forward rotation compression area 24 is 56 degrees +/-3 degrees; when the inner ring spring 13 is not compressed, the inner limiting hole 19 is divided into an inner forward rotation compression area 24 and an inner reverse rotation compression area 23 by the turbine rivet 4, the ratio of the central angles of the inner forward rotation compression area 24 and the inner reverse rotation compression area 23 ranges from 3.7 to 4.7, and the sum of the central angles of the outer reverse rotation compression area 22 and the inner reverse rotation compression area 23 is 25 degrees +/-1.5 degrees.
The working principle is as follows: as shown in fig. 2 and 5, the power input path in the hydraulic working condition is: the turbine body 12 → the turbine rivet 4 → the left and right retainers 8 and 9 → the inner ring outer spring 5 and the inner ring inner spring 6 → the inner intermediate disk 3 → the turbine hub rivet 2 → the turbine hub 1;
as shown in fig. 2, 3 and 4, the power input path in the locked condition is: outer intermediate disk 11 → outer ring spring 10 → left and right cages 8 and 9 → inner ring outer spring 5 and inner ring inner spring 6 → inner intermediate disk 3 → turbine hub rivet 2 → turbine hub 1.
The torsional damper designed according to the structure and the parameters has the vibration damping torsion angle of 56 degrees and the vibration damping torsion torque of 624Nm, and can effectively solve the problems that the conventional torsional damper for the hydraulic torque converter cannot realize a large torsion angle and has insufficient vibration damping performance, thereby ensuring the smoothness and comfort of the power transmission of the whole vehicle, and being suitable for the hydraulic torque converter with the transmission torque of more than 450Nm and needing locking and vibration damping functions.
The above disclosure is only for the specific embodiment of the present invention, but the embodiment of the present invention is not limited thereto, and any variations that can be made by those skilled in the art should fall within the scope of the present invention.
Claims (7)
1. A torsional damper for a torque converter is characterized in that: the device comprises an inner intermediate disc (3), a plurality of inner ring springs (13), a plurality of retainer rivets (7), an outer intermediate disc (11), a plurality of turbine rivets (4), a plurality of outer ring springs (10) and a retainer (14);
the outer side edge (16) of the outer middle disc (11) is connected with a cover wheel of the hydraulic torque converter through a locking clutch; the inner intermediate disc (3) is connected with a turbine hub (1) of the hydraulic torque converter; the outer middle disc (11) and the inner middle disc (3) are positioned on the same plane and are coaxial;
the retainer (14) comprises a left retainer (8) and a right retainer (9), and the left retainer (8) is positioned on the same side of the outer middle disc (11) and the inner middle disc (3); the right retainer (9) is positioned on the other same side of the outer middle disc (11) and the inner middle disc (3);
the outer middle disc (11) is provided with a plurality of outer spring holes (15) distributed along the circumferential direction, the left retainer (8) and the right retainer (9) are both provided with outer spring windows (141) corresponding to the outer spring holes (15), and the outer ring spring (10) is installed in the outer spring holes (15) and matched with the outer spring windows (141);
the inner middle disc (3) is provided with a plurality of inner spring holes (17) distributed along the circumferential direction, the left retainer (8) and the right retainer (9) are both provided with inner spring windows (142) corresponding to the inner spring holes (17), and the inner ring spring (13) is installed in the inner spring holes (17) and matched with the inner spring windows (142);
the outer middle plate (11) is provided with a plurality of arc-shaped outer limiting holes (18) distributed along the circumferential direction, the retainer rivet (7) penetrates through the outer limiting holes (18) and forms clearance sliding fit with the outer limiting holes (18), and two ends of the retainer rivet (7) are respectively fixedly connected with the left retainer (8) and the right retainer (9);
the inner middle disc (3) is provided with a plurality of arc-shaped inner limiting holes (19) distributed along the circumferential direction, the turbine rivet (4) penetrates through the inner limiting holes (19) and forms clearance sliding fit with the inner limiting holes (19), one end of the turbine rivet (4) is fixedly connected with the left retainer (8), and the other end of the turbine rivet is fixedly connected with the right retainer (9) and a turbine body (12) of the hydraulic torque converter;
when the outer ring spring (10) is not compressed, the retainer rivet (7) divides the outer limiting hole (18) into an outer forward rotation compression area (21) and an outer reverse rotation compression area (22);
when the inner ring spring (13) is not compressed, the turbine rivet (4) divides the inner limiting hole (19) into an inner forward rotation compression area (24) and an inner reverse rotation compression area (23).
2. A torsional vibration damper for a torque converter as set forth in claim 1, wherein: the ratio of the central angles of the external forward rotation compression area (21) and the external reverse rotation compression area (22) is 2.2-3.0;
the ratio of the central angles of the internal forward rotation compression area (24) and the internal reverse rotation compression area (23) ranges from 3.7 to 4.7.
3. The torsional damper for a torque converter as set forth in claim 2, wherein: the sum of central angles of the external forward rotation compression area (21) and the internal forward rotation compression area (24) is 56 degrees +/-3 degrees;
the sum of the central angles of the outer and inner counter-rotating compression zones (22, 23) is 25 ° ± 1.5 °.
4. A torsional vibration damper for a torque converter as set forth in claim 1, wherein: the center lines of the outer ring spring (10) and the inner ring spring (13) are positioned on the same plane.
5. A torsional vibration damper for a torque converter as set forth in claim 2, wherein: the number of the outer ring springs (10) is 3;
the number of the inner ring springs (13) is 5;
the number of the retainer rivets (7) and the number of the turbine rivets (4) are 5.
6. A torsional vibration damper for a torque converter as set forth in claim 5, wherein: the inner ring spring (13) comprises an inner ring outer spring (5) and an inner ring inner spring (6) which are connected in parallel.
7. A torsional vibration damper for a torque converter as set forth in claim 6, wherein: the inner intermediate disc (3) is connected with a turbine hub (1) of the hydraulic torque converter through a turbine hub rivet (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110924002.XA CN113685491B (en) | 2021-08-12 | 2021-08-12 | Torsional damper for hydraulic torque converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110924002.XA CN113685491B (en) | 2021-08-12 | 2021-08-12 | Torsional damper for hydraulic torque converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113685491A CN113685491A (en) | 2021-11-23 |
| CN113685491B true CN113685491B (en) | 2022-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110924002.XA Active CN113685491B (en) | 2021-08-12 | 2021-08-12 | Torsional damper for hydraulic torque converter |
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| Country | Link |
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| CN (1) | CN113685491B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008034557A1 (en) * | 2007-08-02 | 2009-02-05 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Device for damping vibrations, in particular multistage torsional vibration dampers |
| CN101408243A (en) * | 2007-10-10 | 2009-04-15 | 株式会社艾科赛迪 | Lockup device, and fluid-type torque transmission device equipped with same |
| JP2010265982A (en) * | 2009-05-14 | 2010-11-25 | Aisin Aw Industries Co Ltd | Centering structure of intermediate member of damper device, and mounting structure of damper device |
| JP2011208791A (en) * | 2010-03-31 | 2011-10-20 | Aisin Aw Industries Co Ltd | Damper |
| CN102639904A (en) * | 2009-12-09 | 2012-08-15 | 株式会社艾科赛迪 | Torque converter |
| CN103038546A (en) * | 2010-09-30 | 2013-04-10 | 爱信艾达株式会社 | Starting device |
| CN105143722A (en) * | 2013-05-16 | 2015-12-09 | 株式会社艾科赛迪 | Lock-up device for torque converter |
| CN205639464U (en) * | 2016-05-23 | 2016-10-12 | 杭州金马离合器有限公司 | A twist reverse damping device for diaphragm spring clutch |
| CN107228145A (en) * | 2016-03-25 | 2017-10-03 | 株式会社艾科赛迪 | The locking device of spring assembly and fluid torque-converter including the spring assembly |
| CN107588172A (en) * | 2016-07-07 | 2018-01-16 | 现代自动车株式会社 | Damper for vehicle torque-converters |
| JP2019163819A (en) * | 2018-03-20 | 2019-09-26 | 株式会社エクセディ | Power transmission mechanism |
| JP2021050787A (en) * | 2019-09-25 | 2021-04-01 | 株式会社ユタカ技研 | Power transmission device |
-
2021
- 2021-08-12 CN CN202110924002.XA patent/CN113685491B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008034557A1 (en) * | 2007-08-02 | 2009-02-05 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Device for damping vibrations, in particular multistage torsional vibration dampers |
| CN101408243A (en) * | 2007-10-10 | 2009-04-15 | 株式会社艾科赛迪 | Lockup device, and fluid-type torque transmission device equipped with same |
| JP2010265982A (en) * | 2009-05-14 | 2010-11-25 | Aisin Aw Industries Co Ltd | Centering structure of intermediate member of damper device, and mounting structure of damper device |
| CN102639904A (en) * | 2009-12-09 | 2012-08-15 | 株式会社艾科赛迪 | Torque converter |
| JP2011208791A (en) * | 2010-03-31 | 2011-10-20 | Aisin Aw Industries Co Ltd | Damper |
| CN103038546A (en) * | 2010-09-30 | 2013-04-10 | 爱信艾达株式会社 | Starting device |
| CN105143722A (en) * | 2013-05-16 | 2015-12-09 | 株式会社艾科赛迪 | Lock-up device for torque converter |
| CN107228145A (en) * | 2016-03-25 | 2017-10-03 | 株式会社艾科赛迪 | The locking device of spring assembly and fluid torque-converter including the spring assembly |
| CN205639464U (en) * | 2016-05-23 | 2016-10-12 | 杭州金马离合器有限公司 | A twist reverse damping device for diaphragm spring clutch |
| CN107588172A (en) * | 2016-07-07 | 2018-01-16 | 现代自动车株式会社 | Damper for vehicle torque-converters |
| JP2019163819A (en) * | 2018-03-20 | 2019-09-26 | 株式会社エクセディ | Power transmission mechanism |
| JP2021050787A (en) * | 2019-09-25 | 2021-04-01 | 株式会社ユタカ技研 | Power transmission device |
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| Publication number | Publication date |
|---|---|
| CN113685491A (en) | 2021-11-23 |
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