CN103180635B - centrifugal force pendulum device - Google Patents
centrifugal force pendulum device Download PDFInfo
- Publication number
- CN103180635B CN103180635B CN201180040237.7A CN201180040237A CN103180635B CN 103180635 B CN103180635 B CN 103180635B CN 201180040237 A CN201180040237 A CN 201180040237A CN 103180635 B CN103180635 B CN 103180635B
- Authority
- CN
- China
- Prior art keywords
- pendulum mass
- internal surface
- axial point
- pendulum
- track
- 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.)
- Expired - Fee Related
Links
- 238000005096 rolling process Methods 0.000 claims abstract description 46
- 238000004146 energy storage Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000003734 kidney Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/14—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers
- F16F15/1407—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers the rotation being limited with respect to the driving means
- F16F15/145—Masses mounted with play with respect to driving means thus enabling free movement over a limited range
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
- Pulleys (AREA)
Abstract
The invention relates to a centrifugal pendulum device (10) having pendulum masses (18) which are arranged axially on both sides on a pendulum mass carrier (12) which can rotate about a rotational axis (100) and form a pendulum mass pair, wherein the pendulum masses are fastened to one another by means of at least one fastening element (20) which passes through a cutout (22) in the pendulum mass carrier (12) in order to form the pendulum mass pair, and wherein the pendulum mass pair is pivoted to the pendulum mass carrier in a limited manner by means of at least one rolling element (24) which can be rolled by an outer surface (30) along an inner surface (32) of a track (26) formed in the pendulum mass carrier, wherein a first axial point (34) and a second axial point (36) are present in the inner surface (32) in a first circumferential position along the axial extent of the inner surface, wherein the first and second axial points are spaced radially from one another in order to form an axial course of the inner surface, wherein the outer surface of the rolling element has at least two different diameters (48, 50) axially spaced apart from each other in a section (46) axially covering the inner surface of the rail.
Description
Technical field
The present invention relates to a kind of centrifugal pendulum mechanism.
Background technique
Patent documentation DE 10 2,006 028 556 A1 is a kind of torsional vibration damper arranged in automotive transmission known.This torsional vibration damper achieve by driving side such as internal-combustion engine produce moment of torsion to the transmission of outlet side such as gearbox, in addition vibration reduction and cushioning is carried out to the torsional vibration that such as can be caused by internal-combustion engine.For this reason, torsional vibration damper has driving component and through the driven member of at least one energy-storage travelling wave tube effect relative to the limited swing of this driving component.
Further, torsional vibration damper comprises centrifugal pendulum mechanism, for the torsional vibration in further vibration reduction and cushioning and/or elimination power train.This centrifugal pendulum mechanism comprises the pendulum mass pair of rotatable pendulum mass support around the shaft and at least one its upper setting herein, this pendulum mass forms the pendulum mass being positioned at pendulum mass support both sides opposite by two axis, and this pendulum mass utilizes the fixed element stretched into by the otch in pendulum mass support to be connected to each other.
This pendulum mass can limitedly swing being positioned at two rolling elements in above-mentioned pendulum mass support opposite.To this, this rolling element has an outer surface, and the internal surface of the track that this outer surface can construct on pendulum mass support rolls, and this rolling element can the limited swing of pendulum mass support relatively thus.This internal surface is straight along its axial extended configuration, this means to extend on this rolling surface along the axis of this internal surface have the first axial point and the second axial point, and this first and second axial point is identical to the radial distance of rotating shaft.In this case rolling element can be moved axially in the track of pendulum mass support.
Summary of the invention
Task of the present invention is, controls to improve, especially improve axially directed to the guiding of the pendulum mass on pendulum mass support.
According to the present invention, above-mentioned task can be realized by the centrifugal pendulum mechanism with following characteristics.
Correspondingly, a kind of centrifugal pendulum mechanism is proposed, it has that axial both sides on the pendulum mass support that can rotate around the shaft are arranged and forms the right pendulum mass of pendulum mass, wherein, pendulum mass utilizes at least one fixed element passing the otch in pendulum mass support fixing to form pendulum mass pair to each other, and wherein pendulum mass to the rolling element utilizing at least one can be rolled along the internal surface of the track constructed in pendulum mass support by outer surface relative to the limited swing of pendulum mass support, wherein on the first circumferential position, be extended with the first axial point and the second axial point along the axis of this internal surface.First and second axial point move towards spaced radial certain distance each other in order to the axis forming this internal surface herein, and wherein the outer surface of rolling element at least has the diameter of two differences and certain distance axially spaced apart from each other on the section axially covering the internal surface of track.Rolling element axially directed control in orbit can be realized thus, especially ensure that axial locking.
Preferably, this centrifugal pendulum mechanism can be arranged on torsional vibration damper and/or dual mass flywheel and/or be arranged within hydraulic torque transducer.Mode favourable is herein, this rolling element is configured to rolling element or rolling bearing.This rolling element can also be configured to ladder pin.
In a preferred implementation of the present invention, the axis of rolling element outer surface trend is configured to wedge shape, spherical, triangle or rectangle.Also step can be set in this outer surface.
In an advantageous embodiment of the present process, this axially trend be continuous print and/or discontinuous between the first and second axial point.Can step, groove or similar structure be set in internal surface herein.The axis trend of internal surface also can be configured to L shape and/or continuous print curved surface.
In the present invention further constructs, this internal surface has the 3rd axial point along the extension of the axis of internal surface on the first circumferential position, wherein the 3rd axial point has a radial spacing to the second axial point, and wherein the second axial point is axial between the first axial point and the 3rd axial point.Favourable mode is, this internal surface is configured to spill or convex first and the 3rd between axial point.This axis trend also can be pointed and/or has multiple turning point and/or be configured as wavy.Rectangle trend can certainly be designed to.
In the structure that the present invention is favourable, this rolling element has and moves towards relative to the axis of internal surface the outer surface that complementally constructs.The axis trend of such as this internal surface can be configured to spill, and this outer surface can be configured to convex or spherical.
In the further mode of execution of the present invention, the axis trend of this internal surface is formed at circumference range selector, this means to form through the part of internal surface at circumference.Preferably, the axis trend of this internal surface is made up of the internal surface that rolling element is inswept rolling element rolling motion in orbit in running in centrifugal pendulum mechanism at circumference.
In the present invention further constructs, in the pendulum mass that pendulum mass is right, construct the other track complementally extended with the track in pendulum mass support respectively, rolling element is received in this other track and also can rolls in the track that this is other.Rolling element preferably utilizes axial intermediate portion to be contained in the track of pendulum mass support herein, and the axial perimeter utilizing the both sides of intermediate portion to arrange is contained in the track of pendulum mass respectively, and can rolling motion.
Advantage of the present invention and favourable arrangement, by describe and accompanying drawing is illustrated, in this description for clarity sake, eliminate proportional description.Without departing from the present invention, described feature is not only applicable to given combination, and is applicable to other combinations or can be suitable for separately.
Below with reference to the accompanying drawings detailed description is carried out to the present invention.
Accompanying drawing explanation
Fig. 1 is according to the side view of the centrifugal pendulum mechanism of prior art;
The three-dimensional viewgraph of cross-section of centrifugal pendulum mechanism one section in Fig. 2 Fig. 1;
The three-dimensional viewgraph of cross-section of centrifugal pendulum mechanism one section in the special mode of execution of Fig. 3 the present invention one;
The viewgraph of cross-section in centrifugal pendulum mechanism one cross section in Fig. 4 Fig. 3;
The viewgraph of cross-section of a section of centrifugal pendulum mechanism in another special mode of execution of Fig. 5 the present invention;
The viewgraph of cross-section of a section of centrifugal pendulum mechanism in another special mode of execution of Fig. 6 the present invention.
Embodiment
Fig. 1 illustrates the centrifugal pendulum mechanism 10 according to prior art with side view.This centrifugal pendulum mechanism 10 comprise can around the shaft 100 rotate pendulum mass supports 12, it arranges spring window 14 in inner radial region, such as, with accommodating energy-storage travelling wave tube, helical spring.This energy-storage travelling wave tube and pendulum mass support 12 and the damping assembly of torsional vibration damper herein do not illustrated effectively link together, to realize under the effect of this energy-storage travelling wave tube damping assembly relative to pendulum mass support 12 twist motion.
In spring window 14, fix driven wheel hub 16 on pendulum mass support 12, especially riveting on radial, wherein driven wheel hub 16 rotatably links together with transmission input shaft is antitorque through toothing 18.
Radially outer arranges four pendulum masses 18 on pendulum mass support 12, and their opposite with the axis do not illustrated herein and pendulum masses arranged in the another side of pendulum mass support 12 are connected to each other, and form four pendulum masses pair respectively.Above-mentioned connection utilizes each pendulum mass right three fixed elements 20 to realize, and wherein fixed element 20 is fixedly connected with pendulum mass 18, and through the otch 22 in pendulum mass support 12.Otch 22 is formed as follows herein, and pendulum mass 18 can deflect along swinging track relative to pendulum mass support 12.Especially otch 22 is configured to kidney shape.
Pendulum mass 18 is relative to the true swinging motion of pendulum mass support 12, and the track 26,28 also correspondingly constructed on pendulum mass support 12 and pendulum mass 18 by rolling element 24 realizes.Each pendulum mass is to arranging two rolling elements 24 thus, such as, be rolling element, is especially the ladder pin at each track 26,28 place.In the pendulum mass 18 that pendulum mass is right, described track 28 is configured to track 26 phase on pendulum mass support 12 complementary.Especially the track 26 on pendulum mass support 12 is bent into the kidney shape, and the track 28 in pendulum mass 18 bends in the opposite direction.
Fig. 2 shows the elevation cross-sectional view in centrifugal pendulum mechanism 10 1 cross section in Fig. 1.Rolling element 24 respectively has outer surface 30, utilizes outer surface 30 rolling element 24 can roll on pendulum mass support 12 along the internal surface 32 of track 26.This internal surface 32 is configured to flat along its axial extension about axial direction 102, and this means that the axis along internal surface 32 extends, the first axial point 34 and the second axial point 36 have same radial about radial direction 104 on an internal surface from rotating shaft 100.
Fig. 3 shows the elevation cross-sectional view in a cross section of the centrifugal pendulum mechanism 10 of the special mode of execution of the present invention.Rolling element 24 is preferably configured as rolling element, is especially ladder pin, and it axially covers axial intermediate portion 38 of the track 26 of pendulum mass support 12, have adjoin than two axial perimeter 40,42 larger diameters.The side face 42 of two the axial perimeters 40,42 can rolled on the track 28 of the right pendulum mass 18 of pendulum mass, is configured to cylindrical.
Fig. 4 to show in Fig. 3 centrifugal pendulum mechanism 10 with the cross section in cross section.Herein, rolling element 24 in axial direction 102 has the first axial point 34 and the second axial point 36, wherein the second axial point 36 and the first axial point 34 axially spaced-apart certain distance at the circumferential position of the internal surface 32 forming track circumference.For constructing the axis trend of internal surface 32, the first and second axial point 34,36 are also about radial spaced apart each other in the radial direction 104 of rolling element.It is curved that the axis trend of internal surface 32 is configured to Curved Continuous between the first and second axial point 34,36.Further, internal surface 32 has the 3rd axial point 44 along the extension of the axis of internal surface 32 on the axial position belonging to the first and second axial point 34,36, wherein the 3rd axial point 44 and the second axial point 36 have radial distance, and especially fish first axial point 34 has identical radial distance.Second axial point 36 is axially between the first axial point 34 and the 3rd axial point 44.Internal surface 32 is configured to spill first and the 3rd between axial point 34,44 on the whole.
Move towards complementary with the axis of internal surface 32, the outer surface 30 of rolling element 34 is configured to, and it at least comprises two different and diameters 48,50 of certain distance axially spaced apart from each other in the part 46 axially covering the internal surface 32 of track 26.Mid diameter 50 is larger than axially outside diameter 48 herein, and outer surface 30 is configured to spherical on the whole and axially walks inside face for the spill of the internal surface 32 being embedded in guide rail 26.Can realize rolling element 24 thus can axially directed control in guide rail 26, especially ensure that axial locking.
Herein internal surface 32 axis trend circumference range selector form, especially through internal surface 32 in circumference part, its centrifugal swing device 10 run in covered on track 26 by the rolling motion of rolling element 24.
Fig. 5 shows the viewgraph of cross-section of a section of centrifugal pendulum mechanism 10 in another special mode of execution of the present invention.The axis trend of the outer surface 30 of rolling element 24 has two flex points 52 on circumferential position in the part of track covering pendulum mass support 12 herein, and wherein internal surface 32 relative configurations of the track of pendulum mass support 12 is complementary, to hold rolling element 24.
Fig. 6 shows the viewgraph of cross-section of a section of centrifugal pendulum mechanism in another special mode of execution of the present invention.Be configured to triangle in the trade shape of the axial trend of the outer surface 30 of this rolling element 24 and corresponding pendulum mass support 12, there is flex point 52.
Reference numerals list
10 centrifugal pendulum mechanism
12 pendulum mass supports
14 spring windows
16 driven wheel hubs
18 toothings
20 fixed elements
22 otch
24 rolling elements
26 tracks
28 tracks
30 outer surfaces
32 internal surfaces
34 first axial point
36 second axial point
38 sections
40 sections
42 sections
44 the 3rd axial point
46 sections
48 diameters
50 diameters
52 flex points
100 rotating shafts
102 axial directions
104 radial direction
Claims (8)
1. centrifugal pendulum mechanism (10), have and can arrange and form the right pendulum mass of pendulum mass (18) in the upper axial both sides of (100) pendulum mass support (12) of rotating around the shaft, wherein, described pendulum mass (18) utilizes at least one fixed element (20) passing the otch (22) in pendulum mass support (12) fixing to form pendulum mass pair to each other, and wherein, the rolling element (24) that the internal surface (32) of pendulum mass to the track (26) utilizing at least one can be constructed in pendulum mass support (12) by outer surface (30) edge roll is relative to pendulum mass support (12) limited swing, wherein, first circumferential position extends in internal surface (32) along the axis of described internal surface (32) and has the first axial point (34) and the second axial point (36), it is characterized in that, this first and second axial point (34, 36) in order to form the axis trend of described internal surface (32) and spaced radial certain distance each other, wherein, the outer surface (30) of rolling element (24) at least has the diameter (48 of two differences and certain distance axially spaced apart from each other at the section (46) axially covering the internal surface (32) of track (26), 50).
2. centrifugal pendulum mechanism according to claim 1 (10), is characterized in that, described internal surface (32) axially trend is continuous print and/or discontinuous between described first and second axial point (34,36).
3. centrifugal pendulum mechanism according to claim 1 (10), it is characterized in that, described internal surface (32) has the 3rd axial point (44) along the extension of the axis of described internal surface (32) on the first circumferential position, 3rd axial point (44) has a radial distance to the second axial point (36), wherein, this second axial point (36) is axially positioned between the first axial point (34) and the 3rd axial point (44).
4. centrifugal pendulum mechanism according to claim 3 (10), is characterized in that, described internal surface (32) is configured to spill or convex described first and the 3rd between axial point (34,44).
5. centrifugal pendulum mechanism according to claim 1 (10), is characterized in that, described rolling element (24) has the outer surface (30) moving towards with the axis of described internal surface (32) complementally to construct.
6. centrifugal pendulum mechanism according to claim 1 (10), is characterized in that, the axis trend of described internal surface (32) is formed at circumference range selector.
7. centrifugal pendulum mechanism according to claim 6 (10), it is characterized in that, the axis trend of described internal surface (32) is made up of the internal surface (32) that described rolling element (24) is inswept the rolling motion of described rolling element (24) on described track (26) in running in this centrifugal pendulum mechanism (10) at circumference.
8. according to the arbitrary described centrifugal pendulum mechanism (10) of claim 1-7, it is characterized in that, in the pendulum mass (18) that described pendulum mass is right, construct the other track (28) complementally constructed with the track (26) in described pendulum mass support (12) respectively, described rolling element (24) is received in this other track (28) and also can rolls in this other track (28).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010034808.2 | 2010-08-19 | ||
| DE102010034808 | 2010-08-19 | ||
| PCT/DE2011/001057 WO2012062239A1 (en) | 2010-08-19 | 2011-05-11 | Centrifugal pendulum mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103180635A CN103180635A (en) | 2013-06-26 |
| CN103180635B true CN103180635B (en) | 2015-04-01 |
Family
ID=44581858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180040237.7A Expired - Fee Related CN103180635B (en) | 2010-08-19 | 2011-05-11 | centrifugal force pendulum device |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN103180635B (en) |
| DE (3) | DE202011004695U1 (en) |
| WO (1) | WO2012062239A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2991739B1 (en) * | 2012-06-12 | 2018-01-26 | Valeo Embrayages | PENDULUM DAMPING DEVICE WITH STABILIZED BEARING ELEMENT |
| WO2014124641A1 (en) * | 2013-02-12 | 2014-08-21 | Schaeffler Technologies Gmbh & Co. Kg | Centrifugal force pendulum device |
| CN105452713B (en) * | 2013-08-12 | 2018-05-29 | 舍弗勒技术股份两合公司 | centrifugal force pendulum |
| DE102015209871A1 (en) | 2014-05-30 | 2015-12-03 | Schaeffler Technologies AG & Co. KG | centrifugal pendulum |
| DE102015201801B4 (en) * | 2015-02-03 | 2017-07-06 | Schaeffler Technologies AG & Co. KG | Centrifugal pendulum device and torsional vibration damper |
| DE102015215903A1 (en) * | 2015-08-20 | 2017-02-23 | Schaeffler Technologies AG & Co. KG | Centrifugal pendulum and hydrodynamic torque converter with centrifugal pendulum |
| DE112017003407A5 (en) * | 2016-07-05 | 2019-03-21 | Schaeffler Technologies AG & Co. KG | PENDULUM ROLL FOR FLYING POWDER DEVICE |
| FR3067080B1 (en) * | 2017-06-06 | 2020-06-26 | Valeo Embrayages | PENDULUM DAMPING DEVICE |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006028556A1 (en) * | 2005-07-11 | 2007-01-18 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Torque transmission device for torque transmission between drive unit e.g. internal combustion engine has castors which consists of collar, arranged between pendulum mass and pendulum mass supporting unit |
| CN101086290A (en) * | 2006-06-10 | 2007-12-12 | 卢克摩擦片和离合器两合公司 | Pendulum device operating with centrifugal force |
| DE102009042825A1 (en) * | 2008-10-30 | 2010-05-12 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Torque transmission device for use in drive train of motor vehicle, has torsional vibration damper with two damper elements, where centrifugal force pendulum is provided with carrier part |
| DE102009042836A1 (en) * | 2008-11-24 | 2010-05-27 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Centrifugal force pendulum for torque transmission device, has rolling body assigned to career shifts, and connecting element arranged between careers of pendulum masses along circumferential direction |
| DE102010005599A1 (en) * | 2009-02-09 | 2010-08-12 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | centrifugal pendulum |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006028552B4 (en) * | 2005-10-29 | 2024-05-08 | Schaeffler Technologies AG & Co. KG | Clutch device with clutch disc |
| EP1780434A3 (en) * | 2005-10-29 | 2009-01-14 | LuK Lamellen und Kupplungsbau Beteiligungs KG | Clutch device |
| DE102009042812A1 (en) * | 2008-11-24 | 2010-05-27 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Torsional damping device for motor vehicle, has flywheel element connected with output shaft of engine, and inertial masses guided into flange by body in statically determined manner, where paths lie in flange and inertial masses |
| DE102010029464A1 (en) * | 2010-05-28 | 2011-12-01 | Zf Friedrichshafen Ag | Torsionsschwingungsdämpferanordnung and vibration damper device, in particular in a Torsionsschwingungsdämpferanordnung |
-
2011
- 2011-03-31 DE DE202011004695U patent/DE202011004695U1/en not_active Expired - Lifetime
- 2011-05-11 WO PCT/DE2011/001057 patent/WO2012062239A1/en active Application Filing
- 2011-05-11 DE DE201110101162 patent/DE102011101162A1/en not_active Withdrawn
- 2011-05-11 DE DE112011102751.6T patent/DE112011102751B4/en not_active Expired - Fee Related
- 2011-05-11 CN CN201180040237.7A patent/CN103180635B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006028556A1 (en) * | 2005-07-11 | 2007-01-18 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Torque transmission device for torque transmission between drive unit e.g. internal combustion engine has castors which consists of collar, arranged between pendulum mass and pendulum mass supporting unit |
| CN101086290A (en) * | 2006-06-10 | 2007-12-12 | 卢克摩擦片和离合器两合公司 | Pendulum device operating with centrifugal force |
| DE102009042825A1 (en) * | 2008-10-30 | 2010-05-12 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Torque transmission device for use in drive train of motor vehicle, has torsional vibration damper with two damper elements, where centrifugal force pendulum is provided with carrier part |
| DE102009042836A1 (en) * | 2008-11-24 | 2010-05-27 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Centrifugal force pendulum for torque transmission device, has rolling body assigned to career shifts, and connecting element arranged between careers of pendulum masses along circumferential direction |
| DE102010005599A1 (en) * | 2009-02-09 | 2010-08-12 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | centrifugal pendulum |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012062239A1 (en) | 2012-05-18 |
| DE112011102751A5 (en) | 2013-07-04 |
| DE202011004695U1 (en) | 2011-09-26 |
| DE112011102751B4 (en) | 2019-02-21 |
| CN103180635A (en) | 2013-06-26 |
| DE102011101162A1 (en) | 2012-02-23 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 |