CN102978754B - Open-end spinning frame - Google Patents
Open-end spinning frame Download PDFInfo
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- CN102978754B CN102978754B CN201210316410.8A CN201210316410A CN102978754B CN 102978754 B CN102978754 B CN 102978754B CN 201210316410 A CN201210316410 A CN 201210316410A CN 102978754 B CN102978754 B CN 102978754B
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- Prior art keywords
- yarn
- open
- end spinning
- spinning frame
- rotor
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- 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
- D01H4/42—Control of driving or stopping
- D01H4/44—Control of driving or stopping in rotor spinning
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The present invention relates to a kind of open-end spinning frame (1), it includes multiple stations (2) respectively having a rotor (21), the driving means (22) driving this rotor (21) for variable speed ground, measuring mechanism (23), the analysis institution (24) for obtaining broken yarn rate for detecting Yarn break.According to the present invention, open-end spinning frame (1) includes controlling organization (25), this controlling organization is configured to automatically adjust the rotating speed of this rotor (21) according to the broken yarn rate obtained respectively and so control broken yarn rate, that is, without departing from the highest broken yarn rate of regulation.
Description
Technical field
The present invention relates to open-end spinning frame, it has and multiple respectively have the station of a rotor, drives for variable speed
The driving means of dynamic rotor, for detecting the measuring mechanism of Yarn break and for obtaining the analysis institution of broken yarn rate.
Background technology
Open-end spinning frame has multiple stations.On each station, in ribbon cylinder, ready fiber webs are supplied
To spinning apparatus.Spinning apparatus include rotor, rotor in spinning process one pass through cover closure bear negative pressure
Revolving cup housing in revolution at a high speed.Spun yarn is pulled out from spinning apparatus by exhaustion mechanism and is wound into cross winding
Bobbin.
Open DE 7148737 U of German Utility Patent application discloses a kind of drive motor, and it passes through stepless changing
One drive belt being common to all of rotor of actuator drives, and being driven through of the pull-out Lora of this exhaustion mechanism
Another stepless changing actuating device realizing, this another stepless changing actuating device itself and can driving with for revolving cup
Adjustment actuating device be adjusted.Adjustment driving means can be adjusted so that this spinning by the handwheel on machine end
The adjustment of rotational speed of cup and pull-out Lora can be concentrated for whole machine and carry out.
EP 1 612 308 A2 discloses a kind of rotor, and it accepts the driving effect of motor independent driving device.Using
Such driving means, the yarning cup speed on each yarning position can be individually adjusted.
According to DE 7148737 U, multiple actuators, measuring instrument, display can be set in multiple suitable machine places
Device and switch.This also includes the broken end enumerator for each yarning position, and it can be in known manner by yarn monitor quilt
Operation.
In rotor spinning, achieve yarn in the revolving cup groove of rotor and formed.Here, fall the fiber put because returning
Turn the moment of torsion of yarn and thread head and be twisted.Twisted creates the yarn strength pulling out required for yarn.When pull in revolving cup groove
When going out yarn, yarn necessarily have higher than in revolving cup produced by yarn turns round centrifugal force intensity.Otherwise, yarn will
With regard to spallation in revolving cup region.In the case that frictional force is nearly constant, the centrifugal force of the yarn and thread head of rotation is with revolving cup
The increase of rotating speed and with secondary power form increase.For this reason, rotational speed of rotor double to lead in revolving cup region four times of yarn
Tension force.Yarn breakage in revolving cup region is dangerous thus increase with rotor speed and increase.
Received broken yarn rate (Fadenbruchrate) provided broken end can be depended in open-end spinning frame runs
The quantity of eliminating machine.Now, broken yarn rate is the Yarn break number of the working time with regard to open-end spinning frame or a station.Disconnected
Head is eliminated by receiving cripper.Connect yarn can semi-automatic carry out, i.e. connecing yarn needs operator.Connect yarn also to walk by connecing yarn
Car is carried out automatically.It is also known that such equipment, wherein it is possible to be automatically performed in self-centered mode on a station connect
Yarn.In the first scenario, acceptable Yarn break number depends on the quantity of provided operator.In second situation
Under, the broken yarn rate allowed connects yarn mule carriage by many and determines.When connecing yarn in self-sufficient mode on many stations, many connects yarn
How device can work simultaneously and not interfere with the negative pressure Gong being sufficiently large is important.Because there is described condition, institute
With it may be determined that highest allows broken yarn quantity.
The spinning speed of open-end spinning frame and and then productivity ratio with rotor speed increase and improve.Accordingly, it is desirable to
Rotor is with highest possible rotation speed operation.
Because there being many influence factors, determination highest rotational speed of rotor can not be analyzed.Rotational speed of rotor can only be by test
Determined by operator, here, as long as a parameter changes, that is, such as yarn parameter changes or adopts another turn
Cup, then maximum speed must redefine.It is complicated for completing to test and staff is intensive.Perhaps even cannot accomplish to produce
Bigization.
Content of the invention
Therefore, a task of the present invention is to improve the productivity ratio of open-end spinning frame.
In order to complete this task, open-end spinning frame includes controlling organization, and described controlling organization is configured to according to respectively really
The rotating speed of broken yarn rate adjust automatically rotor made simultaneously thus adjusts this broken yarn rate, thus broken yarn rate is less than highest broken yarn rate
The ideal range of regulation in.
That is, according to the present invention, open-end spinning frame has control loop to adjust broken yarn rate, and here, broken yarn rate is made
For controlled variable, and yarning cup speed is as regulation parameter.By the adjustment of the present invention, yarning cup speed can be adjusted automatically
Section, without allowing broken yarn rate beyond highest.Operator only need to the predetermined preferable broken yarn rate being used on control loop.It is exactly
Say, the present invention provides one kind can put forward large-duty simple possible mode with optimum adjustment yarning cup speed and thus.
According to a preferred implementation, described controlling organization is also configured to so limit yarning cup speed, i.e. do not surpass
The maximum speed crossing regulation and the minimum speed being not less than regulation.In this way, the other factorses of impact permissible revolution can
It is evaluated.Thus, for example yarn qualities define confidence band.For security consideration, maximum speed should not exceeded.
This controlling organization preferably includes and compares mechanism, and this compares mechanism and is configured to determine that actual broken yarn rate is broken with ideal
The difference of yarn rate.And, these controlling organizations can include actuator, and this actuator adjusts rotor according to this difference and turns
Speed.Multiple stations of open-end spinning frame typically have the yarn exhaustion mechanism for pulling out spun yarn from rotor and are used for
Fiber webs are fed for the feed roller of rotor.
This controlling organization is preferably configured and controls yarn exhaustion mechanism for such, i.e. yarn pull-out speed will be according to spinning
Yarn cup rotating speed is adjusted to maintain the yarn parameter of regulation.In addition, these controlling organizations can be configured to so control this
Feed roller, that is, feed roller rotating speed will according to yarning cup speed be adjusted to maintain regulation yarn parameter.By adjustment
Yarn pull-out speed and fiber webs feeding speed, yarning cup speed can change in the larger context, and yarn parameter is not
Can significant changes.Required yarn qualities can produce acquisition with maximum productivity.
According to a preferred implementation, the broken yarn rate that these analysis institutions are configured to determine out multiple stations is average
It is worth, and these controlling organizations are configured to so adjust the yarning cup speed of multiple stations, i.e. broken yarn rate meansigma methodss are on rule
In fixed ideal range.
It is possible that multiple stations include whole stations of open-end spinning frame.How to drive this rotor in the case
It is hardly important.That is, for this adjustment, multiple rotors are by the spinning of center driven or a station
It is unessential that cup to be driven by individual drive.
But, multiple stations preferably only include a part of station of open-end spinning frame.In the case, the tune of rotational speed of rotor
Whole the provided driving means and there is different yarns parameter and be spun on rotor spinning machine simultaneously of being preferably matched with
Yarn.Therefore, according to a preferred implementation, the plurality of station constitutes a batch.That is, meansigma methodss base respectively
To calculate in the station spinning the yarn with identical parameters.
Typically, multiple stations are arranged on the both sides of open-end spinning frame.The plurality of station can include all works of side
Position.When such solution is used especially in multiple rotors of each side and is driven with central way.By adjustment for each side
Meansigma methodss are so that the restriction of center driven is taken into account.Meanwhile, different yarn parameters can be specified in both sides, each
Side operates under highest possible rotational speed of rotor.
According to preferred alternate embodiments, these analysis institutions are configured to determine out a single station
Broken yarn rate, and this driving means and controlling organization are configured to adjust the broken yarn rate of this independent station.In each work
In the case that broken yarn rate on position is independently adjusted, controlling organization and driving means all must correspondingly be constituted.Preferably each
Rotor has an individual drive.In such embodiments, each station can be utilized optimally, and should
Rotor can be operated with its maximum speed.On each station, can specify that different yarn parameters.Additionally, because rotor
With other parts of station, there is inevitable mismachining tolerance, so, the maximum speed occurring on each station may be complete
Entirely different.
Brief description
To describe the present invention below with reference to embodiment shown in the drawings in detail, wherein：
Fig. 1 illustrates the open-end spinning frame of the present invention,
Fig. 2 is the side view of the station of open-end spinning frame of the present invention, and
Fig. 3 is the schematic diagram of broken yarn rate adjustment.
Specific embodiment
Fig. 1 illustrates the open-end spinning frame 1 with multiple stations 2.On each station 2, ready in ribbon cylinder 3
Fiber webs 4 are supplied to open end spinning apparatus 5, and spun yarn 6 is pulled out from open end spinning apparatus 5 and is wound into intersection
Winding bobbin 8.These stations 2 are respectively provided with a station controlling organization 10, and it controls the operating mechanism of station 2 and by total
Linear system system 11 is connected with central control unit 12.
Fig. 2 illustrates the side view of open-end spinning frame 1.Because the both sides of machine 1 are symmetrical compositions, in fig. 2 only
Side with station 2 is shown.Station 2 is equipped with spinning apparatus 5 and winding mechanism 9.In open end spinning apparatus 5, by spinning
The fiber webs 4 being fed in ribbon cylinder 3 are woven into spun yarn 6 by yarn cup 21, and spun yarn is by quilt on winding mechanism 9
It is wound into yarn bobbin 8.In order to drive rotor 21, it is provided with individual drive 22 in the present embodiment, it is arranged on each
On station.
Shredding Lora 15 prepares fiber webs 4, and this fiber webs is supplied to spinning apparatus 5.In order to fiber webs 4 are supplied
To shredding Lora 15 and send into spinning apparatus 5 and be provided with feed roller 14.Yarn exhaustion mechanism 16 pulls out from spinning apparatus 5
The spun yarn 6 having spun.In addition, each station 2 has yarn laying mechanism 18, it is spun into yarn 6 traverse motionly
It is supplied to yarn bobbin 8.As illustrated, each winding mechanism 9 is respectively equipped with one for rotationally keeping yarn bobbin 8
Bobbin cradle 19 and one be used for rotating the Wound-up roller 17 of this yarn bobbin 8.Additionally, being provided with the suction nozzle 7 of station itself.Suction nozzle
It is rotatable support and is switched to yarn bobbin when broken yarn occurs, so that loose thread on yarn bobbin 8 for the capture.
Measurement head 23 is provided with yarn route on station 2.Measurement head 23 is a part for yarn clearer, and yarn clearer is monitored
The removal of yarn qualities and perhaps startup flaw yarn point.In an illustrated embodiment, measurement head 23 is supervised simultaneously as yarn
Survey device.That is, monitor whether there is yarn using measurement head 23.It is also feasible that a single measurement head is used as
Yarn monitor.Under any circumstance, can be transferred through this mode and detect undesirable broken end.Measurement head 23 passes through control line 27
It is connected with station controlling organization 10.For analysis measurement head signal and obtain broken yarn rate, station controlling organization 10 includes analysis machine
Structure 24.And, station controlling organization 10 includes the controlling organization 25 for controlling broken yarn rate.In order to by rotating speed predetermined value from station
Controlling organization 10 or controlling organization 25 transmit to the driving means 22 of rotor 21, are provided with control line 28.Or, analysis institution
24 and controlling organization 25 can be central control unit 12 a part.The signal of the measurement head 23 of one station 2 subsequently passes through
Bus system 11 is transferred to central control unit 12.On the contrary, this rotating speed predetermined value is provided to rotor by bus system
21 independent driving device 22.In unshowned alternate embodiments, this rotating speed predetermined value is transferred to multiple stations
Multiple rotors 21 a center drive.When being not meant to adjust independent broken yarn rate on a station, and it is intended to
During the broken yarn rate meansigma methodss of multiple stations 2 of adjustment open-end spinning frame, analysis institution 24 and the centrally disposed control of controlling organization 25
It is especially advantageous in unit 12 processed.The adjustment of meansigma methodss for example can be used for the station of a batch, this is because one
The yarn being spun on the station of individual batch has identical yarn parameter.In the multiple rotors for open-end spinning frame 1 side
The broken yarn rate meansigma methodss of side station in the case that 21 are provided with a center drive, can be adjusted.
Fig. 3 illustrates the circuit block diagram of the control loop of the present invention for adjusting broken yarn rate F.Specify a reason to control loop
Think value Fsoll, i.e. preferable broken yarn rate.Determine the actual value F of broken yarn rate by mechanism 33ist, that is, actual broken yarn rate.Actual
Broken yarn rate FistNot only can be the meansigma methodss of the actual value of the actual value of a station or multiple station.Show before
In the embodiment going out, mechanism 33 is made up of measurement head 23 and analysis institution 24.Relatively mechanism 34 obtains actual broken yarn rate FistWith reason
Think broken yarn rate FsollDifference DELTA F.This is in a simple manner decoupled by preferable broken yarn rate FsollWith actual broken yarn rate FistDifference is asked real
Existing.Difference DELTA F is the input signal for actuator 30.Actuator 30 subsequently provides execution signal, and this execution signal is here
It is rotating speed Nstell.Rotating speed NStellIndividual drive 22 or a center driven can be used for as rotating speed predetermined value
Device.But in an illustrated embodiment, it is provided with limiter 32 after actuator 30.The effect of limiter is not get higher than regulation
Maximum speed and not below regulation minimum speed.Maximum speed and the predetermined of minimum speed for example can pass through operator
Member completes on the operating unit of central control unit.Limiter provides output signal NB.Relatively mechanism 34, actuator 30 and limit
Device 32 processed is a part for controlling organization 25.This preferable broken yarn rate FsollFor example can also be controlled by this central authorities by operator
The operating unit of unit is making a reservation for.In an illustrated embodiment, output signal N of limiterBAs the rotating speed for sections 31
Predetermined value or execution signal.Sections 31 is not only to be made up of individual drive 22 or a center drive, but
It is made up of each station.Then, from execution signal NBOr alternatively from NStellIn obtain actual broken yarn rate Fist.Design correct
In the case of actuator 30, after the initial oscillation time, steady statue occurs.By feeding back actual broken yarn rate Fist, having interference shadow
Automatically rotating speed predetermined value is revised when ringing.
In order to maintain the yarn parameter of regulation, the rotating speed of the speed of yarn exhaustion mechanism 16 and feed roller 14 can foundation
The respective rotating speed of rotor 21 is adjusted.Now, simplest adjustment mode is pull-out speed and feeding speed and rotor 21
Rotating speed relatively changes proportionally.
Claims (10)
1. a kind of open-end spinning frame (1), it includes：
Multiple stations (2), these stations be respectively provided with a rotor (21), one be used for pull out from this rotor (21)
The yarn exhaustion mechanism (16) of spun yarn (6) and one are used for for fiber webs (4) being fed for being fed for of this rotor (21)
Lora (14)；
Driving means (22), it is used for variable speed ground and drives this rotor (21)；
For detecting the measuring mechanism (23) of broken yarn；
For determining the analysis institution (24) of broken yarn rate,
It is characterized in that,
This open-end spinning frame (1) includes controlling organization (25), and described controlling organization is configured to disconnected according to determine respectively
Yarn rate automatically adjusts the rotating speed of this rotor (21), and thus so controls broken yarn rate, so that broken yarn rate is less than highest broken yarn
In the range of the predetermined ideal of rate, and this controlling organization (25) is also configured to control this yarn exhaustion mechanism (16), so that
Yarn pulls out speed and the rotating speed of described feed roller (14) is adjusted to maintain according to the rotating speed of described rotor (21)
The yarn parameter of regulation.
2. open-end spinning frame (1) according to claim 1 is it is characterised in that this controlling organization (25) is also configured to
So limit the rotating speed of this rotor (21), i.e. less than predetermined maximum speed and be not less than predetermined minimum speed.
3. the open-end spinning frame according to one of aforementioned claim (1) is it is characterised in that this controlling organization (25) includes comparing
Compared with mechanism (34), this compares mechanism and is designed for determining actual broken yarn rate (Fist) and preferable broken yarn rate (Fsoll) between difference
Value (Δ F).
4. open-end spinning frame (1) according to claim 3, should it is characterised in that this controlling organization (25) includes actuator
Actuator adjusts the rotating speed of this rotor (21) according to this difference (Δ F).
5. open-end spinning frame (1) according to claim 1 is it is characterised in that this analysis institution (24) is configured to really
Make the broken yarn rate meansigma methodss of the plurality of station (2), and this driving means (22) and this controlling organization (25) are constructed use
In the yarning cup speed adjusting the plurality of station (2), so that this broken yarn rate average bits is in the ideal range of regulation.
6. open-end spinning frame (1) according to claim 5 is it is characterised in that the plurality of station (2) includes open-end spinning
All stations of machine (1).
7. open-end spinning frame (1) according to claim 5 is it is characterised in that the plurality of station (2) only includes air spinning
A part of station of yarn machine (1).
8. open-end spinning frame (1) according to claim 7 is it is characterised in that the plurality of station (2) constitutes one batch
Secondary.
9. open-end spinning frame (1) according to claim 7 is it is characterised in that be provided with the both sides of this open-end spinning frame (1)
Multiple stations (2), the plurality of station (2) includes all stations of side.
10. open-end spinning frame (1) according to claim 1 is it is characterised in that this analysis institution (24) is configured to really
Make the broken yarn rate of a single station (2), and this driving means (22) and this controlling organization (25) are configured to adjust
The broken yarn rate of this single station (2) whole.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011112364.8 | 2011-09-02 | ||
| DE102011112364A DE102011112364A1 (en) | 2011-09-02 | 2011-09-02 | Open-end rotor spinning machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102978754A CN102978754A (en) | 2013-03-20 |
| CN102978754B true CN102978754B (en) | 2017-03-01 |
Family
ID=46796241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210316410.8A Active CN102978754B (en) | 2011-09-02 | 2012-08-30 | Open-end spinning frame |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2565306B1 (en) |
| CN (1) | CN102978754B (en) |
| DE (1) | DE102011112364A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3260584B1 (en) | 2016-06-15 | 2021-10-27 | Rieter Ingolstadt GmbH | Method for optimizing the production of a rotor spinning machine |
| DE102016118708A1 (en) * | 2016-10-04 | 2018-04-05 | Saurer Germany Gmbh & Co. Kg | A method of operating an open-end rotor spinning device and open-end rotor spinning device |
| JP7052683B2 (en) * | 2018-11-13 | 2022-04-12 | 株式会社豊田自動織機 | Spindle control method and spindle control device for spinning machine |
| DE102019116475A1 (en) * | 2019-06-18 | 2020-12-24 | Saurer Spinning Solutions Gmbh & Co. Kg | Optimization of the operation of a spinning machine |
| CZ2022522A3 (en) | 2022-12-12 | 2024-06-19 | Rieter Cz S.R.O. | A method of control of the technological process on a spinning machine, a spinning machine to perform the method, a computer program to perform the method on a spinning machine and a computer readable medium with the computer program |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3605829A1 (en) * | 1986-02-22 | 1987-08-27 | Fritz Stahlecker | Method for controlling the yarn draw-off during the piecing of a spinning unit of an open-end spinning machine |
| CN86105942A (en) * | 1986-09-03 | 1988-03-23 | 中央韧皮纤维工业科学研究所 | The method of control spinning machine and implement the device of this method |
| EP0541483A1 (en) * | 1991-11-08 | 1993-05-12 | Maschinenfabrik Rieter Ag | Process control in the textile field |
| CN101328628A (en) * | 2007-06-19 | 2008-12-24 | 浙江日发纺织机械有限公司 | High speed semiautomatic rotor spinning machine |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1515876A (en) | 1966-07-18 | 1968-03-08 | Louis Lepoutre & Cie S A | Device for slaving the speed of textile machines to the yarn breakage rate |
| US3680299A (en) | 1970-08-10 | 1972-08-01 | Parks Cramer Co | Textile yarn production control apparatus and method |
| DE7148737U (en) | 1971-12-24 | 1972-04-13 | W Stahlecker Gmbh | Open-end spinning machine |
| CS165836B1 (en) * | 1972-08-14 | 1975-12-22 | ||
| CH555422A (en) | 1973-02-20 | 1974-10-31 | Heberlein Hispano Sa | METHOD AND DEVICE FOR CONTROLLING SPINNING MACHINES. |
| DE2454721C2 (en) * | 1974-11-19 | 1986-10-23 | Zinser Textilmaschinen Gmbh, 7333 Ebersbach | Method and device for operating a preparation trolley |
| DE3624212A1 (en) | 1986-07-16 | 1988-01-28 | Tsnii Promy Lubyanykh Volokon | METHOD AND ARRANGEMENT FOR CONTROLLING A SPINNING MACHINE |
| CS265611B1 (en) | 1987-08-17 | 1989-11-14 | Rajsigl Zdenek | The spindle, esp. for the spinning machine |
| CS268481B1 (en) | 1988-09-07 | 1990-03-14 | Vaclav Divis | Singling-out device of rotor spinning frame |
| DE3928755A1 (en) | 1989-08-30 | 1991-03-07 | Rieter Ag Maschf | METHOD FOR REGULATING THE WORKING SPEED OF A RING SPIDER |
| DE4442384C1 (en) | 1994-11-29 | 1995-12-07 | Wanger Gerhard | Well balanced aerostatic spindle in OE-spinner, avoids wear and overload |
| DE102004029020A1 (en) | 2004-06-16 | 2005-12-29 | Saurer Gmbh & Co. Kg | Method and apparatus for operating an open-end rotor spinning device |
| DE102004053505A1 (en) | 2004-11-02 | 2006-05-04 | Wilhelm Stahlecker Gmbh | Method for optimizing the production performance of a spinning machine |
-
2011
- 2011-09-02 DE DE102011112364A patent/DE102011112364A1/en active Pending
-
2012
- 2012-08-21 EP EP12005963.9A patent/EP2565306B1/en active Active
- 2012-08-30 CN CN201210316410.8A patent/CN102978754B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3605829A1 (en) * | 1986-02-22 | 1987-08-27 | Fritz Stahlecker | Method for controlling the yarn draw-off during the piecing of a spinning unit of an open-end spinning machine |
| CN86105942A (en) * | 1986-09-03 | 1988-03-23 | 中央韧皮纤维工业科学研究所 | The method of control spinning machine and implement the device of this method |
| EP0541483A1 (en) * | 1991-11-08 | 1993-05-12 | Maschinenfabrik Rieter Ag | Process control in the textile field |
| CN101328628A (en) * | 2007-06-19 | 2008-12-24 | 浙江日发纺织机械有限公司 | High speed semiautomatic rotor spinning machine |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2565306A2 (en) | 2013-03-06 |
| EP2565306B1 (en) | 2017-07-26 |
| EP2565306A3 (en) | 2015-03-04 |
| CN102978754A (en) | 2013-03-20 |
| DE102011112364A1 (en) | 2013-03-07 |
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| ASS | Succession or assignment of patent right |
Owner name: SAURER GERMANY GMBH + CO. KG Free format text: FORMER OWNER: OERLIKON TEXTILE GMBH + CO. KG Effective date: 20131104 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20131104 Address after: The German city of Remscheid Applicant after: Saurer Germany GmbH & Co KG Address before: The German city of Remscheid leiwo Guselu No. 65 Applicant before: Oerlikon Textile GmbH & Co. KG |
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