EP2673410A1 - Verfahren und vorrichtung zum verfestigen einer kontinuierlich zugeführten warenbahn - Google Patents
Verfahren und vorrichtung zum verfestigen einer kontinuierlich zugeführten warenbahnInfo
- Publication number
- EP2673410A1 EP2673410A1 EP12708258.4A EP12708258A EP2673410A1 EP 2673410 A1 EP2673410 A1 EP 2673410A1 EP 12708258 A EP12708258 A EP 12708258A EP 2673410 A1 EP2673410 A1 EP 2673410A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- web
- solidification
- zone
- speed
- solidifying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H18/00—Needling machines
- D04H18/02—Needling machines with needles
Definitions
- the invention relates to a method and a device for solidifying, in particular needling, a
- Needle structures in one process step the web is continuously guided into a needle zone in which oscillatingly driven needles of a needle bar penetrate the web.
- the web is thereby removed by a take-off device, e.g. through several draw-off rollers, withdrawn from the needle zone.
- a take-off device e.g. through several draw-off rollers, withdrawn from the needle zone.
- a set by the deduction device withdrawal speed on the web By the
- the trigger device generates depending on the movement of the needles more or less pronounced tensile forces that affect the structure of the web.
- Puncture cycle and the modulation matched so that the interaction between the needling and the take-off device can be reduced.
- the known method and the known device basically have the disadvantage that, on the one hand, greater production speeds are not feasible and, on the other hand, the withdrawal speed of the material web has a lack of consistency for subsequent process steps.
- Such method and such a device are known for example from WO 2008/151961 AI.
- the beam carrier via a vertical drive and at the same time via a horizontal drive in such a way
- Guideway are guided, which generates a horizontal stroke on the web at each puncture cycle.
- the size of the horizontal stroke can be adjusted via the adjustment of the guideway of the needles.
- an electronic camera is provided in an inlet zone, which observes the web and coupled to a control device for controlling a drive for moving the needles.
- This task is performed by a method and a
- Needling technique has the advantage of a
- Hardening process and the solidification product, in particular the achieved product properties, can be detected and monitored. In case of deviations, the solidification process can be readjusted if necessary.
- feeds or needling pattern of the web can be set and controlled specifically.
- the invention allows an improved,
- one or more parameters can be detected on the moving web, which is an indication of a product property, eg the quality of the generated structure in the web, or for a
- the parameter or parameters may be of different types.
- a parameter may e.g. be the speed of the web.
- Another parameter may relate to volume or surface properties of the web, e.g. Roughness, pattern, fiber structure, density or the like
- one or more other devices or processes upstream or downstream in the flow of goods are also influenced, in particular controlled or regulated, in a plant.
- An inventive method and a device according to the invention are characterized in particular by the fact that a parameter of the web is detected, which determines the actual state of the web immediately after solidification, in particular needling, and as a measure of
- Discharge device is suitable. According to one
- inventive method is used as a parameter
- Movement of the needles can thus be the respective
- the total produced material lengths of the web can be detected in one process.
- a device according to the invention is for this purpose further developed such that the measuring device a
- Sensor device which comprises for scanning the web optical means, in particular a transmitter for generating a light signal and a receiver for detecting reflected light signal. This makes it possible to carry out extremely accurate measurements, for example using a laser Doppler method. Such sensors are suitable for measuring webs of different structures and colors. It has been shown that in surveying the
- Horizontal stroke should be adjusted.
- the horizontal stroke is selected as far as possible such that one possible
- Withdrawal speed is adjusted. For example, a lower limit and an upper limit
- Evaluation unit connected by which several Measured values can be stored and / or converted and / or multiple data calculated and / or compared. So immediately after finding a
- Machine parameters can be carried out, the development of a method according to the invention is particularly advantageous in which immediately after exceeding a
- Direct control signal to a machine control device by which the horizontal feed and thus the movement of the needles in the direction of goods travel at needle insertion is changeable.
- the guideway and / or the guide speed of the needles are changeable.
- the guideway of the needles is changed to increase or decrease a horizontal stroke on the web. u this purpose will be the further education of
- the measuring device is assigned a control module for generating a control signal.
- the measuring device For automated change of the machine setting is the measuring device with a
- Machine control device coupled by which at least one drive of the needle bar is controllable.
- Determining the process will be the training of a
- a method according to the invention preferably used, in which activates the control signal a signal transmitter, which is monitored by an operator.
- This can be a visual or acoustic signals
- Machine parameters can perform.
- the method variant is provided, in which the
- Control signal generates a data display on an operation monitor.
- Nadeladelungszonen are provided one behind the other, in each of which a needling of the web
- the inventive method can also be applied in the variant in which the
- the device according to the invention is designed such that a plurality of needle bars at a distance
- Measuring device is disposed between the needle bar.
- the sensor device according to an advantageous embodiment of the invention Device is arranged on an upper stripper plate or on a lower bed plate, which plates are associated with the needle bar.
- the sensor device according to an advantageous embodiment of the invention Device is arranged on an upper stripper plate or on a lower bed plate, which plates are associated with the needle bar.
- Decoupling means such as a separate
- the method according to the invention and the device according to the invention are thus particularly suitable for being able to carry out an optimized setting of the machine parameters, in particular for needling machines with a horizontal feed.
- an optimized setting of the machine parameters in particular for needling machines with a horizontal feed.
- inventive method and apparatus according to the invention is particularly suitable for being able to produce high and uniform product qualities on the web.
- Fig. 1 a schematic view of a first
- Fig. 2 a schematic representation of another
- Fig. 3 a schematic representation of another
- the invention relates to a device and a method for solidifying, in particular needling, a web 21.
- the solidifying device is formed in the embodiments shown as a needle machine.
- the web 21 consists e.g. from a single-layer or multi-ply nonwoven made of fibers, from a
- a stacker or nonwoven layer may be preceded by a pile producer, eg a card or card.
- a pile producer eg a card or card.
- the mentioned Machines can be part of a system, in particular nonwoven system.
- Apparatus of Fig. 1 shows a
- Hardening device in the form of a needle machine with a solidification or needling zone with a beam support 2 arranged there, which holds a needle bar 1 on its underside.
- the needle bar 1 carries on its underside a needle board 3 with a plurality of needles 4.
- the needle board 3 with the needles 4 is a
- Web 21 is characterized by an arrow.
- Take-off rollers 25.1 and 25.2 is formed.
- the take-off rollers 25.1 and 25.2 are driven at a peripheral speed such that the web 11 of a
- the solidifying device in particular the needling machine shown, can be before the solidification or
- Nadeladelungszone a feeder or feeder (not shown) with driven rollers or the like. exhibit.
- the extraction device 24 preferably runs faster than the intake device to exert a tensile force on the web (21).
- the drive of the needle bar 1 can be configured as desired. It is formed in this embodiment by a crank mechanism 5, the two parallel
- crank drives 6.1 and 6.2 has juxtaposed crank drives 6.1 and 6.2.
- the crank drives 6.1 and 6.2 contain two parallel juxtaposed crankshafts 9.1 and 9.2, which are arranged above the beam carrier 2.
- the crankshafts 9.1 and 9.2 each have at least one eccentric section for receiving one or more
- FIG. 1 the arranged on the beam support 2 two connecting rods 7.1 and 7.2 are shown, which are held with their Pleuelköpfen 10.1 and 10.2 to the crankshaft 9.1 and 9.2.
- the connecting rods 7.1 and 7.2 are with their opposite ends by two
- Pleuel loftgelenke 8.1 and 8.2 connected to the beam support 2.
- the crankshaft 9.1 forms with the connecting rod 7.1, the crank drive 6.1 and the crankshaft 9.2 with the connecting rod 7.2, the crank drive 6.2 to the
- the crankshaft 9.1 is associated with a phase adjustment device 11.
- the phase adjuster 11 has a control gear 18 and a with the actuating gear 18th
- the actuating mechanism 18 is for adjusting a phase angle ⁇ with the
- a control device 13 is provided, which is connected to the Stellaktor 12. Via the control device 13, the Stellaktor 12 can be activated to the
- Phase offset with the angle ⁇ between the crankshaft 9.1 and 9.2 is about the connecting rods 7.1 and 7.2 at the
- Beam support 2 an oscillating misalignment
- the size of the phase adjustment between the crankshaft 9.1 and 9.2 determines a stroke length of the horizontal stroke.
- the stroke length of the horizontal stroke can be adjusted continuously via the phase angle ⁇ of the crankshaft 9.1.
- the phase angle ⁇ is in this case by the
- Phase adjustment device 11 is set in an angular range of 0 ° to 30 ° depending on the desired stroke length.
- a guide device 14 is provided, which in this case
- Embodiment is formed by a guide arm 15 which is connected via a first pivot 16.1 with the
- Beam support 2 and a second pivot 16.2 with a coupling kinematics 17 is connected.
- Discharge device 24 a measuring device 22 for detecting a parameter, e.g. a goods speed, arranged on the web 21.
- the measuring device 22 is in this embodiment by a non-contact
- Sensor device 23 is formed, which is held at a distance from the web 21.
- the sensor device 23 has not shown here optical means for scanning the web, in particular by a
- Transmitter for generating a light signal and a
- Receiver for detecting reflected light signals are formed.
- a laser diode or a laser could be used as the transmitter, which generates a bundled light signal and directs it to the surface of the material web 21. From the sent and
- the sensor device could generate measurement signals which, according to the laser Doppler method, become a
- the measuring device 22 is coupled to an evaluation unit 27, which is connected to the machine control device 13.
- the detected via the measuring device 22 actual values of a goods speed of the web 21 can be analyzed and to adjust
- crankshaft 9.1 and 9.2 are driven synchronously in opposite directions.
- the crankshaft 9.1 has a phase angle ⁇ 0, so that in addition to the pure vertical up and down movement a superimposed pivotal and horizontal movement is initiated on the beam support 2.
- Production speed of the web 21 is tuned. For this purpose, first a phase angle over the
- Phase adjustment device 11 is set so that a needle-punching process can be started.
- the guide zone which extends between the needle bar 1 and the trigger 24, is now the
- Evaluation unit 27 compare with a stored tolerance band having at least one or two limit values for the goods speed at
- the drive of the needle bar 1 can be adjusted to the respective production speed or the withdrawal speed of the discharge device 24 become .
- acoustic or visual signal is displayed.
- Fig. 2 an arrangement of a device according to the invention is shown schematically, as it could be used for example in a semi-automatic machine.
- the device is only schematically indicated by two needle bars arranged one behind the other 1.1 and 1.2, which at their lower sides in each case one
- Each of the needle bar 1.1 and 1.2 thus forms a
- Needling zone in which a web 21 is needled.
- the direction of material flow is indicated by an arrow in FIG. 2, the web 21 being pulled off the two needling zones by the draw-off device 24.
- the web 21 is in the
- Needling zones between a stripper plate 19 and a bed plate 20 out which are assigned to the two needle bars 1.1 and 1.2.
- Extractor 24 extends, a measuring station with the measuring device 22 is arranged.
- the measuring station has for this purpose a lower guide plate 31 and an upper
- Measuring plate 32 on.
- the web 21 is guided between the lower guide plate 31 and the upper measuring plate 32.
- the upper measuring plate 32 is the
- the measuring device 22 is connected to an evaluation unit 27 and a control module 28.
- the control module 28 is connected via a signal line to a signal generator 29
- the signal generator 29 has in this case
- Embodiment to a light source, through which a visual signal can be generated.
- the goods speed of the web 21 can be any suitable goods speed of the web 21.
- the measurement signals of the sensor device 23 are within the evaluation unit 27 in an actual value of the
- Tolerance band compared with an upper and a lower limit.
- a signal is generated via the control module 28 and the signal generator 29 is abandoned to activate the light source. Based on the light signal of the signal generator 29 detects a
- the signal generator could have a plurality of bulbs with different color setting. Thus, it is immediately visible to the operator, whether too high a goods speed or too low
- the web 26 is needled by two successively arranged needle bar 1.1 and 1.2.
- the measuring device 22 it is also possible to arrange the measuring device 22 in a guide zone located between the
- Needling zones of the two needle bars 1.1 and 1.2 extends.
- Fig. 3 is an arrangement of the
- the measuring device 22 is disposed between the needle bar 1.1 and 1.2.
- the needle bar 1.1 and 1.2 are disposed between the needle bar 1.1 and 1.2.
- associated stripper plate 19 is formed in several parts to allow a contactless scanning of the web 21 by the sensor device 23 between the needling zones.
- the measuring device 22 could also be arranged opposite to the needle bar 1.1 and 1.2, so that the bed plate 20 is to be formed in several parts to a scanning of the web 21 from the bottom through the sensor device 23
- the measuring device 22 is connected to an operating monitor 30 via the evaluation unit 27. So can be at the
- Detecting material web 21 In the embodiment shown in Fig. 3, the web is after needling by the two
- Material flow direction is also marked by an arrow.
- the extraction device 24 is as in the aforementioned embodiment by two
- Drive the take-off rollers 25.1 and 25.2 is also controllable, so that a control device of the trigger device 24 is also coupled to the machine control device 13, so that to set an optimized
- Embodiments of the device according to the invention for carrying out the method according to the invention are shown with non-contact sensor devices, which allows scanning of the web via optical means.
- the method according to the invention is not limited to the fact that the
- Web 21 is scanned after needling by a non-contact sensor device. So are you
- a freely rotatable measuring wheel can be arranged whose speed is detected and whose circumference is held in contact with the material web.
- Proven sensor devices that operate on the laser Doppler principle. Here are two stations via a transmitter Produces laser beams which give a strip pattern on the surface of the web, which leads to reflections which are received by a receiver. From the reflected light signals are over a
- required measurement data such as a path length or a speed of the web calculated.
- the spatial frequency filter method for example, the spatial frequency filter method
- Fig. 4 schematically. This can be a puncture cycle of the needle on the
- phase III a free material movement takes place, which adjusts itself in phase IV as a feed rate adapted to the take-off speed. Then the needles go back into the groove so that the cycle starts from the new one.
- Needling processes with adjustable horizontal feed in which the needles are guided on a revolving guideway, which produce a material feed on the web during the Einichzyklusses. For example, by a distance measurement and the
- Transverse movements occur within the web. These transverse movements, which are also referred to as so-called jumping in of the material, can be detected directly by such optical sensor devices and fed to a visualization. Since the jump of the material has a substantial influence on the quality of the material Needle image has, so further optimizations can be observed in the setting of the machine parameters.
- Device is not limited to needle machines whose needle bar are driven by a horizontal feed. Basically, it can also be done with it
- adjusting mechanism shown in Fig. 1 for adjusting the horizontal feed is only exemplary.
- the invention can be known in principle with any automatic or manual adjustment mechanism
- Needle machines combine, e.g. a needle machine according to EP 0 892 102 A, the separate drives for the
- solidification device and the solidification process may be modified, the solidification being e.g. by thermal or
- Needling zone another hardening zone is present.
- the measuring device 22 or the sensor device 23 are then preferably located between them
- Sensor device (23) are modified. They are preferably located directly at the exit of the consolidation or needling zone and can be at a local
- the design and function of the measuring and sensor device (22, 23) can vary.
- the surface of the web (21) can be scanned to their surface quality, especially their
- the density or thickness of the web (21) can be detected.
- a fiber orientation or the existence of unwanted holes or other defects in the web (21) can be detected.
- the basis weight of the web (21) can be detected as a parameter.
- Be detected embodiment examples web speed. Any combination of type and number of parameters is possible. According to the
- Parameter selection can be the training and arrangement of
- Measuring device (22) vary. In particular, it can have a plurality of and possibly different sensor devices (23) which are arranged concentrated or distributed in the said guide zone.
- the said one or more parameters may alternatively or in addition to the machine control device (13) other control devices of and / or
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Treatment Of Fiber Materials (AREA)
- Finger-Pressure Massage (AREA)
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011010516 | 2011-02-08 | ||
PCT/EP2012/052125 WO2012107486A1 (de) | 2011-02-08 | 2012-02-08 | Verfahren und vorrichtung zum verfestigen einer kontinuierlich zugeführten warenbahn |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2673410A1 true EP2673410A1 (de) | 2013-12-18 |
EP2673410B1 EP2673410B1 (de) | 2015-03-25 |
Family
ID=45815496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12708258.4A Not-in-force EP2673410B1 (de) | 2011-02-08 | 2012-02-08 | Verfahren und vorrichtung zum verfestigen einer kontinuierlich zugeführten warenbahn |
Country Status (4)
Country | Link |
---|---|
US (1) | US9388518B2 (de) |
EP (1) | EP2673410B1 (de) |
CN (1) | CN103354849B (de) |
WO (1) | WO2012107486A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2886694B1 (de) * | 2013-12-17 | 2016-09-07 | Oskar Dilo Maschinenfabrik KG | Verfahren zum Antreiben eines Nadelbalkens in einer Nadelmaschine |
EP2918719B1 (de) | 2014-03-13 | 2016-09-14 | Oskar Dilo Maschinenfabrik KG | Verfahren zur Homogenisierung des Einstichbildes bei einem vernadelten Vlies |
DE102015119470A1 (de) * | 2015-11-11 | 2017-05-11 | Autefa Solutions Germany Gmbh | Flor-Verfestigungsvorrichtung zum Verfestigen von Flor und Steuerungseinrichtung und Verfahren zum Betrieb von Antriebseinrichtungen der Flor-Verfestigungsvorrichtung |
FR3109587B1 (fr) * | 2020-04-23 | 2022-05-20 | Andritz Asselin Thibeau | Dispositif de commande du mouvement des aiguilles d’une aiguilleteuse, notamment elliptique, et aiguilleteuse comportant un tel dispositif |
CN113046874B (zh) * | 2021-03-15 | 2022-08-23 | 博兴融智科技创新发展有限公司 | 一种纺织并条效果强化装置 |
CN113279152B (zh) * | 2021-05-20 | 2022-02-08 | 河北前进无纺集团有限公司 | 一种抗高强度拉伸的油毡布智能制备系统 |
FR3126008A1 (fr) * | 2021-08-03 | 2023-02-10 | Andritz Asselin-Thibeau | Aiguilleteuse pour consolider un voile ou une nappe de fibres, notamment de non tissé, assemblage comportant un voile ou une nappe de fibres et une aiguilleteuse de ce genre et procédé pour faire fonctionner une aiguilleteuse ou un assemblage de ce genre |
CN115872122B (zh) * | 2023-02-09 | 2023-05-23 | 山东日发纺织机械有限公司 | 一种传送速度的控制方法、控制器及生产线 |
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US2992626A (en) * | 1956-03-22 | 1961-07-18 | Sucker Gmbh Geb | Regulation of nipping pressure of pressure rollers in impregnating machines |
GB1292334A (en) * | 1969-03-13 | 1972-10-11 | Tmm Research Ltd | Improvements in stuffer-box crimping apparatus |
GB1449641A (en) * | 1973-01-12 | 1976-09-15 | Wira & Mather | Method of and apparatus for producing a needled non-woven fabric film projectors |
AT392297B (de) * | 1987-10-01 | 1991-02-25 | Fehrer Textilmasch | Nadelvorrichtung zum herstellen einer gemusterten filzbahn |
DE3833733A1 (de) * | 1988-10-04 | 1990-04-05 | Agfa Gevaert Ag | Verfahren und vorrichtung zur koppelung von verschiedenartigen maschinen zur verarbeitung von bandfoermigen, lichtempfindlichen fotografischen materialien |
US5257712A (en) * | 1988-11-22 | 1993-11-02 | Textilmaschinenfabrik Dr. Ernst Fehrer Aktiengesellschaft | Apparatus for applying a non-woven web to a concurrently moving carrier web |
US5349728A (en) * | 1992-05-27 | 1994-09-27 | Nippon Felt Co., Ltd. | Magnetic position marker and control system for production of felt |
FR2698386B1 (fr) | 1992-11-23 | 1995-01-06 | Asselin | Aiguilleteuse et procédé d'aiguilletage s'y rapportant. |
FR2729404B1 (fr) | 1995-01-12 | 1997-04-11 | Asselin | Aiguilleteuse et procede de commande d'avance associe |
DE19730532A1 (de) | 1997-07-16 | 1999-01-21 | Dilo Kg Maschf Oskar | Nadelmaschine |
ATA167599A (de) * | 1999-10-01 | 2001-02-15 | Fehrer Textilmasch | Vorrichtung zum nadeln eines vlieses |
US6568050B2 (en) * | 2001-02-26 | 2003-05-27 | Messier-Bugatti | Method and installation for advancing a needled fiber plate |
FR2821632B1 (fr) | 2001-03-02 | 2003-08-08 | Messier Bugatti | Machine d'aiguilletage munie d'un dispositif de mesure de penetration |
FR2825382B1 (fr) * | 2001-06-05 | 2003-09-12 | Messier Bugatti | Procede de controle en temps reel de l'aiguilletage de structures fibreuses et dispositif d'aiguilletage pour sa mise en oeuvre |
US6851593B2 (en) * | 2002-12-23 | 2005-02-08 | Kimberly-Clark Worldwide, Inc. | System and method for controlling the strain of web material |
DE10346473A1 (de) | 2003-10-02 | 2005-05-12 | Dilo Kg Maschf Oskar | Verfahren und Nadelmaschine zur Erzeugung eines Musters in einer Nadelfilzbahn |
FR2877019B1 (fr) * | 2004-10-22 | 2007-04-06 | Asselin Soc Par Actions Simpli | Machine de consolidation a frappe alternative |
CN101166857B (zh) * | 2005-03-03 | 2011-12-14 | 阿斯特罗姆公司 | 用于生产特别柔软、耐用并具有有益外观的无纺布的工艺 |
FR2887565B1 (fr) | 2005-06-22 | 2007-08-24 | Asselin Soc Par Actions Simpli | "procede pour ouvrer une nappe dans un appareillage de pre-aiguilletage, et installation mettant en oeuvre un tel procede" |
CN200971406Y (zh) | 2006-11-08 | 2007-11-07 | 高忠林 | 针刺生产线的输布装置 |
WO2008151961A1 (de) | 2007-06-15 | 2008-12-18 | Oerlikon Textile Gmbh & Co. Kg | Vorrichtung zum vernadeln einer vliesbahn |
-
2012
- 2012-02-08 WO PCT/EP2012/052125 patent/WO2012107486A1/de active Application Filing
- 2012-02-08 EP EP12708258.4A patent/EP2673410B1/de not_active Not-in-force
- 2012-02-08 CN CN201280008062.6A patent/CN103354849B/zh not_active Expired - Fee Related
- 2012-02-08 US US13/984,103 patent/US9388518B2/en not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
See references of WO2012107486A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN103354849A (zh) | 2013-10-16 |
EP2673410B1 (de) | 2015-03-25 |
CN103354849B (zh) | 2016-10-26 |
WO2012107486A1 (de) | 2012-08-16 |
US20140310928A1 (en) | 2014-10-23 |
US9388518B2 (en) | 2016-07-12 |
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