CN109072494A - The spinning rotor and open-end spinning device with the liner for increasing coefficient of friction made of elastomeric material for open-end spinning device - Google Patents
The spinning rotor and open-end spinning device with the liner for increasing coefficient of friction made of elastomeric material for open-end spinning device Download PDFInfo
- Publication number
- CN109072494A CN109072494A CN201780029733.XA CN201780029733A CN109072494A CN 109072494 A CN109072494 A CN 109072494A CN 201780029733 A CN201780029733 A CN 201780029733A CN 109072494 A CN109072494 A CN 109072494A
- Authority
- CN
- China
- Prior art keywords
- liner
- spinning rotor
- belt
- armature spindle
- spinning
- 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.)
- Pending
Links
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/04—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by contact of fibres with a running surface
- D01H4/08—Rotor spinning, i.e. the running surface being provided by a rotor
- D01H4/12—Rotor bearings; Arrangements for driving or stopping
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
- D01H1/14—Details
- D01H1/20—Driving or stopping arrangements
- D01H1/24—Driving or stopping arrangements for twisting or spinning arrangements, e.g. spindles
- D01H1/241—Driving or stopping arrangements for twisting or spinning arrangements, e.g. spindles driven by belt
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/04—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by contact of fibres with a running surface
- D01H4/08—Rotor spinning, i.e. the running surface being provided by a rotor
- D01H4/10—Rotors
Abstract
Spinning rotor (1) of the one kind for open-end spinning device (4) has armature spindle (2), can be by means of belt (3), especially tangential belt, to drive via the armature spindle spinning rotor (1).Armature spindle (2) has the contact area (7) for belt (3).In contact area (7), armature spindle (2) has the liner (8) for increasing coefficient of friction made of elastomeric material.In a kind of belt (3) that there is spinning rotor (1) and have for driving spinning rotor (1), the free-end spinning machine (4) of especially tangential belt, liner (8) of the spinning rotor (1) equipped with the increase coefficient of friction made of elastomeric material.
Description
Technical field
The present invention relates to a kind of spinning rotor for open-end spinning device, with armature spindle, via the armature spindle,
Spinning rotor can be by means of belt, and especially tangential belt drives.Armature spindle has the contact area for belt.
Background technique
In the spinning rotor of free-end spinning machine, for a long time generally by means of cutting on the axis for being placed on spinning rotor
Spinning rotor is driven to belt.Spinning rotor is usually supported in support plate.Belt generally passes through additional driven roller quilt
It is pressed on armature spindle, to reduce the sliding between belt and armature spindle.The pressing force of pressure roller can also be changed in the case,
It is adapted with the faster starting or realization and different spinning materials or the like of realization such as spinning rotor.Such as
Open-end spinning device shown in DE10107254A1, which, which has, can be used different pressing forces to load
Pressure roller.However, in spite of pressure roller, but still belt and spinning rotor may occur due to the sliding between belt and armature spindle
Abrasion.
In order to reduce free end spinning rotor armature spindle abrasion, it has been suggested that be in the contact area of tangential belt
The coating for reducing abrasion is arranged in armature spindle.However, in the case since the abrasion of belt may still result in belt and rotor
Insufficient power transmitting between axis, therefore spinning rotor is merely able to very slowly accelerate or even can not reach its operation turn
Speed.If increasing the pressing force of pressure roller in the case, which is not only acted upon on tangential belt and armature spindle, and simultaneously
Armature spindle is pressed into also enhancedly in the wedge gap of support plate.This causes the bending function in the liner of support plate to increase, this
Cause sizable energy consumption in rotor bearing region.Especially current spinning machine, with revolving speed be 170000 turns/
Minute or more the free end spinning rotor run with being getting faster in the case where, this has an adverse effect.
Summary of the invention
Therefore, the purpose of the present invention is to propose a kind of spinning rotor and a kind of open-end spinning device, they can be with low
Energy consumption operation.
The purpose is realized by the feature of independent claims.
Spinning rotor for open-end spinning device has armature spindle, and via the armature spindle, spinning rotor can be by
In belt, especially tangential belt is driven.Armature spindle has the contact area for belt herein.Regulation now, spinning turn
The contact area of son is equipped with the liner for increasing coefficient of friction made of elastomeric material." increasing coefficient of friction " is managed herein
Solution is the increase of the coefficient of friction of the substrate and/or surfacing relative to axis.Within the scope of the invention, " elastomeric material "
It is understood to the material of the elastically deformable based on plastics or rubber.Elastically deformable is to have to be less than 1000MPa herein
The material of elasticity modulus.
If the liner for increasing coefficient of friction, the pressing force of pressure roller is arranged in spinning rotor in the contact area of belt
It can be lowered, good power transmitting is realized still between belt and spinning rotor.It is possible thereby to reduce in two bearing points
Between spinning rotor load, so as to reduce the extruding function in support plate and therefore reduce spinning apparatus energy disappear
Consumption.In the case, furthermore particularly advantageously, thus reduce the radial position load of support plate bearing, and therefore can be with
Extend the service life of bearing.Due to increasing the liner of coefficient of friction by there is particularly advantageous friction system relative to drive belt
Several elastomeric materials are made, therefore the sliding between belt and armature spindle can be reduced in extra high degree, and
Therefore the abrasion of energy consumption and belt is also reduced.In addition, this material with advantageous damping property and with have other
The coating of material for increasing coefficient of friction is compared, and the manufacture of spinning rotor can be implemented in a manner of especially cost-effective.
An expansion scheme according to the present invention, it is advantageous to which liner has overall width, which is less than spins for driving
Yarn rotor and the width of belt being arranged.It is achieved in, the incline border region of belt will not be placed on liner, and be located in
On the base material of armature spindle, thus protect liner from the damage of belt.
Herein according to the first embodiment of the invention, liner can be applied continuously on the overall width of liner.However,
According to another embodiment, it may also be envisaged that, liner with multiple axial directions relative to armature spindle be spaced apart and abreast
The form of the band of arrangement is applied on armature spindle.It is advantageous that armature spindle undergo in such embodiments compared with
Small weakening.
It is also advantageous that liner has the liner of maximum 1mm, preferably at most 0.75mm and particularly preferably maximum 0.5mm
Thickness.It is possible thereby to the extruding function that is further reduced in rotor driving and therefore be further reduced energy consumption.
It is also advantageous that at least one recess portion is designed at least one circumferential slot.It is circumferential in simplest modification
Slot can be designed to rectangular channel herein, and plastic material is introduced in the circumferential slot especially by vulcanization.It pads therefore only
By small abrasion.Equally, liner thickness is maximum 1mm, preferably at most 0.75mm, and particularly preferred maximum 0.5mm is also advantageous that
's.It is possible thereby to limit the depth of recess portion and therefore can reduce its intrinsic frequency to avoid the weakening of spinning rotor, the weakening
Rate and it will lead to undesirable vibration in operation.In this embodiment, liner can also be continuously in gasket width
Or applied in the form of band or ring spaced apart.
For the outer surface as smooth as possible for providing armature spindle and therefore as far as possible flat support of the offer for belt
Surface, it is also advantageous that, having the armature spindle for the liner being introduced into is fine grinding.It is possible thereby to improve in belt and armature spindle
Between power transmitting, and the abrasion of belt and armature spindle can be reduced.
Particularly advantageously, liner is made by nitrile rubber or by hydrogenated nitrile-butadiene rubber (hydrogenated acrylonitrile-butadiene rubber)
At.The rubber not only has the advantageous friction of operation and damping behavior for spinning rotor, but also is antistatic, thus
It can be to avoid the dirt deposition in the region of liner.Further promote the placement of small―gap suture of the belt on armature spindle as a result,
And therefore the power transmitting between belt and rotor is good.However it is also contemplated that liner is by polyurethane elastomer
Or natural rubber is made.They also have advantageous coefficient of friction relative to drive belt, and therefore realize open-end-spinning
The operation of the energy-efficient and low abrasion of device.
It is also advantageous that armature spindle is especially made of aluminum material or Steel material of metal.It is possible thereby to especially to have
Heat is discharged in the mode of benefit, which is the extruding function due to generating between belt and liner, and is still generated in liner
's.
It is this to have the spinning rotor that the armature spindle of material for increasing coefficient of friction is arranged in its contact area be special
It is not advantageously used in the operation of the energy-efficient and low-maintenance of open-end spinning device.Therefore, claimed a kind of with this
The open-end spinning device of spinning rotor.
Detailed description of the invention
Further advantage of the invention will be described by means of embodiments illustrated below.Shown in attached drawing:
Fig. 1 is shown with the vertical view illustrated with armature spindle and the open-end spinning device for driving the belt of armature spindle
Synoptic chart,
Fig. 2 shows the detail view of the spinning rotor with the contact area for belt,
Fig. 3 shows the partial sectional view of another embodiment of the spinning rotor with the liner for increasing coefficient of friction, with
And
Fig. 4 shows the partial sectional view of another alternate embodiment of spinning rotor.
Specific embodiment
Fig. 1 is shown with diagrammatic top with spinning rotor 1 and the free end for driving the belt 3 of spinning rotor 1
Spinning apparatus 4.Spinning rotor 1 is usually made of armature spindle 2 and rotor cup 6 herein, rotor cup 6 either dismountable,
It can fixedly be connect with armature spindle 2.Spinning apparatus 4 includes the usual manner for the bearing arrangement of spinning rotor 1, the bearing
Device in this example by by support it is disc-supported in the form of be designed.In this case, for radial support spinning rotor, two
A support plate bearing 13 is accommodated in bearing block 12, supports an axis 14 respectively again in the bearing block.In the case, two
Each of a axis 14 carries a support plate 10 respectively on two end.Two axis 14 with support plate 10 are present
It is arranged in this wise, i.e., a wedge gap 9 is formed between every two support plate 10, and spinning rotor 1 can pass through its rotor
Axis 2 is accommodated in the wedge gap.Between the support plate pair that two are consequently formed, spinning is driven to turn by means of belt 3
Son 1, which tangentially contacts armature spindle 2 as in this example or surrounds armature spindle under only lesser winding.
In operation, spinning rotor 1 is rotated with 170000 revs/min or higher revolving speed.It is driven in belt as mentioned
In device, need sizable pressing force that belt 3 is pressed on the armature spindle 2 of spinning rotor 1 herein, and thus by belt
3 movement is transmitted on spinning rotor 1, and can accelerate to spinning rotor 1 on the revolving speed of requirement.However, passing through these
Driving force, spinning rotor 1 is also deeper pressed into the wedge gap 9 of support plate 10, to prop up with the increase of pressing force
Work of deformation in the operation liner of support plate 10 is increased with sizable degree.Thus cause to exceed in the liner of support plate 10 pre-
Expect high temperature evolution, this facilitate the abrasions of the unstable operation of spinning rotor and support plate 10.In addition, this extruding
Function also results in sizable energy consumption in the bearing of spinning rotor 1.On the other hand, especially opening in spinning rotor 1
During dynamic, still slided between belt 3 and armature spindle 2, this will lead to the significant mill of belt 3 over time
Damage.This causes, and spinning rotor 1 is for example only capable of enough very slowly accelerating during connector, or is even no longer able to reach at all
To the required revolving speed for the connector, if it is possible, running speed even cannot be reached and produced in some cases
Raw defective yarn.
It is therefore proposed that elastomer, increase coefficient of friction liner is arranged in the armature spindle 2 for spinning rotor 1.Fig. 2 shows
One such spinning rotor 1, the spinning rotor is in contact area 7, that is to say, that in the area of drive belt 3 worked
In domain, it is equipped with this liner 8 for increasing coefficient of friction.Relative to traditional contact area, thus in belt 3 and armature spindle 2
Between coefficient of friction can be improved significantly or be even doubled, thus in order to which the movement of belt 3 is reliably transmitted to
On armature spindle 2, the pressing force that needs may be significantly smaller on pressure roller (not shown).Due to the reduction of the pressing force of pressure roller, spinning turns
Son 1 is also less consumingly pressed into the wedge gap 9 of support plate 10, due to the extruding greatly reduced in support plate 10
Function causes significant energy to reduce.Further, since reduced pressing force of the belt 3 on armature spindle 2, support plate bearing 13
Radial load also reduces, therefore they by the abrasion that may be significantly smaller and are necessarily seldom replaced.In addition, passing through coefficient of friction
Improvement decrease the abrasion of belt 3, thus belt also has significant longer service life and therefore can be further
Reduce maintenance activity.
According to this example, the overall width b for padding 8 is chosen less than the width B(of belt 3 referring to Fig. 1).Thus belt 3 one
Aspect can form very favorable coefficient of friction pair with liner 8, but its lateral edges 15(ginseng is seen figures 3 and 4) it is no longer at lining
On pad 8, but it is located on the circular periphery of armature spindle 2.It is possible thereby to avoid by the seamed edge 15 of the abrasive action of belt 3
To the premature abrasion of liner 8, so that the runing time of spinning rotor 1 can also be improved.However, liner 8 is in case of wearing
It can be updated in a manner of relatively easy and is cost-effective.In addition, liner thickness d(ginseng is seen figures 3 and 4) in this example by phase
It designs compared with unfertile land, it is therefore preferred to have the liner thickness d of maximum 0.3mm, to avoid the unfavorable extruding function in liner 8.
Fig. 3 shows another spinning rotor 2 with partial cross, turns wherein liner 8 is introduced into the form of insertion piece
In the recess portion 5 of sub- axis 2.As can be see in the figure, in this case, liner 8 is introduced into this wise in recess portion 5, that is, is padded
Smooth surface is formed with the circular periphery of armature spindle 2.Armature spindle 2 is smooth, smooth in the region of liner 8
In surface, the especially transitional region between liner 8 and the periphery of armature spindle 2, it can be manufactured for example, by refining.
Also protect liner 8 from the excessive wear of the seamed edge 15 of belt 3 in a particularly advantageous manner in this embodiment.However,
Here liner 8 can also be updated in a manner of simple and is cost-effective.
The depth of liner thickness d or recess portion 5 herein also should be fairly small, especially in the range of being less than 1mm, with
The adverse effect of the intrinsic frequency to spinning rotor 1 is avoided, and therefore avoids undesirable vibration.
Finally, another embodiment of spinning rotor 1 is also shown in Fig. 4, wherein liner 8 is not applied continuously
On the overall width b of liner, but in the form of the liner ring to be spaced from each other arranged, these liner rings provide together with each other
The overall width b of liner 8.Armature spindle 2 is equipped with multiple forms being arranged side by side at interval, being herein circumferential slot thus
Recess portion 5, introduce a liner ring respectively in each recess portion.In this embodiment, it is also advantageous that, liner 8 is designed
At with only very small liner thickness d.Herein also advantageously liner thickness d be less than 1mm or be preferably only ten/
Several millimeters, such as maximum 0.3mm.
By described liner 8, the reduction that significant energy is saved and worn not only may be implemented.In addition, passing through
The transmitting for improving the movement on from belt 3 to armature spindle 2, can significantly shorten the acceleration time of the spinning rotor 1 during connector,
To also improve machine efficiency.Equally, the running speed of spinning rotor 1 can also quickly and be more safely reached simultaneously
It keeps constant.Therefore, there is the improved design scheme of the spinning rotor 2 for the liner for increasing coefficient of friction to also contribute to production more
The yarn of high quality.
The embodiment the present invention is not limited to shown in.Variation and combination within the scope of the claims also belongs to model of the invention
It encloses.
Reference marker inventory
1. spinning rotor
2. armature spindle
3. belt
4. open-end spinning device
5. recess portion
6. rotor cup
7. contact area
8. liner
9. wedge gap
10. support plate
11. axial bearing
12. bearing block
13. support plate bearing
14. axis
15. the lateral edges of liner
The overall width of b liner
The width of B belt
D liner thickness
Claims (10)
1. one kind is used for the spinning rotor (1) of open-end spinning device (4), with armature spindle (2), the spinning rotor (1)
Can be by means of belt (3), especially tangential belt drives, wherein the armature spindle (2) has is used for the belt (3)
Contact area (7), which is characterized in that the armature spindle (2) has in the contact area (7) by elastomeric material, special
It is not the liner (8) for increasing coefficient of friction made of elastomeric plastic material.
2. the spinning rotor according to preceding claims, which is characterized in that the liner has overall width (b), the beam overall
Degree is less than the width (B) for the belt (3) being arranged to drive the spinning rotor (1).
3. spinning rotor according to any one of the preceding claims, which is characterized in that the liner (8) is with multiple intervals
The form for the band opened and be arranged side by side is applied on the armature spindle.
4. spinning rotor according to any one of the preceding claims, which is characterized in that the liner (8) has maximum
The liner thickness (d) of 1mm, preferably at most 0.75mm and particularly preferably maximum 0.5mm.
5. spinning rotor according to any one of the preceding claims, which is characterized in that the armature spindle (2) connects described
Touching has at least one recess portion (5) in region (7), a preferably at least circumferential slot, described liner (8) quilt for increasing coefficient of friction
It is introduced at least one described recess portion.
6. the spinning rotor according to preceding claims, which is characterized in that have the rotor for the liner (8) being introduced into
Axis (2) is fine grinding.
7. spinning rotor according to any one of the preceding claims, which is characterized in that the liner (8) is by nitrile rubber
(NBR) or by hydrogenated nitrile-butadiene rubber (HNBR) it is made.
8. spinning rotor according to any one of the preceding claims, which is characterized in that the liner (8) is by polyurethane bullet
Property body (PUR) is made.
9. spinning rotor according to any one of the preceding claims, which is characterized in that the armature spindle (2) by metal,
Especially it is made of aluminum material or Steel material.
10. a kind of open-end spinning device (4) with spinning rotor (1) and has for driving the spinning rotor (1)
Belt (3), especially tangential belt, which is characterized in that the spinning rotor (1) be according to any one of preceding claims into
Row design.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016108859.5A DE102016108859A1 (en) | 2016-05-13 | 2016-05-13 | Spinning rotor for an open-end spinning device with a friction-increasing coating and open-end spinning device |
DE102016108859.5 | 2016-05-13 | ||
PCT/EP2017/060856 WO2017194433A1 (en) | 2016-05-13 | 2017-05-08 | Spinning rotor for an open-end spinning machine having a friction-enhancing lining made of an elastomeric material, and open-end spinning machine |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109072494A true CN109072494A (en) | 2018-12-21 |
Family
ID=58671691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201780029733.XA Pending CN109072494A (en) | 2016-05-13 | 2017-05-08 | The spinning rotor and open-end spinning device with the liner for increasing coefficient of friction made of elastomeric material for open-end spinning device |
Country Status (5)
Country | Link |
---|---|
US (1) | US20190145025A1 (en) |
EP (1) | EP3455398A1 (en) |
CN (1) | CN109072494A (en) |
DE (1) | DE102016108859A1 (en) |
WO (1) | WO2017194433A1 (en) |
Citations (10)
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DE3734545A1 (en) * | 1987-10-13 | 1989-05-03 | Schubert & Salzer Maschinen | OPEN-END ROTOR SPINDING MACHINE |
CN1109840A (en) * | 1993-10-25 | 1995-10-11 | W·施拉夫霍斯特公司 | Apparatus for winding yarn package |
EP0979887A1 (en) * | 1998-08-10 | 2000-02-16 | W. SCHLAFHORST AG & CO. | Fibre channel plate for an open-end spinning machine |
DE10027036C2 (en) * | 2000-06-02 | 2003-10-23 | Emil Broell Gmbh & Co | Support disc of an OE rotor spinning device |
CN101180422A (en) * | 2005-05-12 | 2008-05-14 | 欧瑞康纺织有限及两合公司 | Spinning rotor |
CN101845691A (en) * | 2009-03-26 | 2010-09-29 | Savio纺织机械股份有限公司 | The device that is used for individually actuating open-end spinning rotors |
CN103305981A (en) * | 2012-03-16 | 2013-09-18 | 欧瑞康纺织有限及两合公司 | Spinning device |
CN103374770A (en) * | 2012-04-28 | 2013-10-30 | 欧瑞康纺织有限及两合公司 | Open-end spinning rotor |
CN104342793A (en) * | 2013-07-31 | 2015-02-11 | 里特机械公司 | Open-end spinning rotor with a rotor cup, a rotor shaft and a coupling device |
DE102014011572A1 (en) * | 2013-10-25 | 2015-04-30 | Saurer Germany Gmbh & Co. Kg | Open-end spinning device |
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DE10107254A1 (en) | 2001-02-16 | 2002-08-22 | Rieter Ingolstadt Spinnerei | Common drive belt for the open-end spinning stations, at a spinning machine, has a belt press unit at each station to press the belt under control against the spinners, especially when the machine is starting up or slowing down |
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2016
- 2016-05-13 DE DE102016108859.5A patent/DE102016108859A1/en not_active Withdrawn
-
2017
- 2017-05-08 EP EP17721698.3A patent/EP3455398A1/en not_active Withdrawn
- 2017-05-08 CN CN201780029733.XA patent/CN109072494A/en active Pending
- 2017-05-08 WO PCT/EP2017/060856 patent/WO2017194433A1/en unknown
- 2017-05-08 US US16/300,646 patent/US20190145025A1/en not_active Abandoned
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---|---|---|---|---|
DE3734545A1 (en) * | 1987-10-13 | 1989-05-03 | Schubert & Salzer Maschinen | OPEN-END ROTOR SPINDING MACHINE |
CN1109840A (en) * | 1993-10-25 | 1995-10-11 | W·施拉夫霍斯特公司 | Apparatus for winding yarn package |
EP0979887A1 (en) * | 1998-08-10 | 2000-02-16 | W. SCHLAFHORST AG & CO. | Fibre channel plate for an open-end spinning machine |
DE10027036C2 (en) * | 2000-06-02 | 2003-10-23 | Emil Broell Gmbh & Co | Support disc of an OE rotor spinning device |
CN101180422A (en) * | 2005-05-12 | 2008-05-14 | 欧瑞康纺织有限及两合公司 | Spinning rotor |
CN101845691A (en) * | 2009-03-26 | 2010-09-29 | Savio纺织机械股份有限公司 | The device that is used for individually actuating open-end spinning rotors |
CN103305981A (en) * | 2012-03-16 | 2013-09-18 | 欧瑞康纺织有限及两合公司 | Spinning device |
CN103374770A (en) * | 2012-04-28 | 2013-10-30 | 欧瑞康纺织有限及两合公司 | Open-end spinning rotor |
CN104342793A (en) * | 2013-07-31 | 2015-02-11 | 里特机械公司 | Open-end spinning rotor with a rotor cup, a rotor shaft and a coupling device |
DE102014011572A1 (en) * | 2013-10-25 | 2015-04-30 | Saurer Germany Gmbh & Co. Kg | Open-end spinning device |
Also Published As
Publication number | Publication date |
---|---|
WO2017194433A1 (en) | 2017-11-16 |
US20190145025A1 (en) | 2019-05-16 |
EP3455398A1 (en) | 2019-03-20 |
DE102016108859A1 (en) | 2017-11-16 |
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Application publication date: 20181221 |