EP3350364A2 - Dispositif et procédé de fabrication d'un fil extensible - Google Patents

Dispositif et procédé de fabrication d'un fil extensible

Info

Publication number
EP3350364A2
EP3350364A2 EP16765997.8A EP16765997A EP3350364A2 EP 3350364 A2 EP3350364 A2 EP 3350364A2 EP 16765997 A EP16765997 A EP 16765997A EP 3350364 A2 EP3350364 A2 EP 3350364A2
Authority
EP
European Patent Office
Prior art keywords
rollers
roving
deflector
supply
stretch yarn
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.)
Withdrawn
Application number
EP16765997.8A
Other languages
German (de)
English (en)
Inventor
Hans Wullschleger
Christian FINKEN
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Amsler Tex AG
Original Assignee
Amsler Tex AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Amsler Tex AG filed Critical Amsler Tex AG
Publication of EP3350364A2 publication Critical patent/EP3350364A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
    • D02G3/32—Elastic yarns or threads ; Production of plied or cored yarns, one of which is elastic
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
    • D02G3/34—Yarns or threads having slubs, knops, spirals, loops, tufts, or other irregular or decorative effects, i.e. effect yarns

Definitions

  • the present invention is directed to a device and a method for making of a stretch yarn.
  • DE4041 301 was published in 1 992 and shows an improved spinning device for generating effect yarn.
  • the drafting arrangement and the delivery unit have drafting and delivery cylinders connected to drives which can be adjusted individ ually by means of a program control.
  • the drive of each drafting cylinder is separated mechanically from the main drive of the spinning machine.
  • the blazes are generated by means of an overfeed by the delivery cylinder of the drafting arrangement.
  • EP1 602756 was disclosed in 2005 and shows a method and a device for producing a fancy yarn with a predefined thickness profile of a blaze.
  • the rotational speed of a pair of " front rollers " and/or a group of " back rollers " is changed from a reference speed to a predefined speed and then reset to the reference speed again.
  • the pair of " front rollers " and the group of " back rollers " are driven by different motors.
  • Another approach is using twisted yarn ( using two twisted yarns) where colored fibers are injected in the drafting arrangement.
  • high quality fancy yarns with highly reproducible slubs can be obtained .
  • EP21 22022 was published in 2009 and discloses a ring spinning machine having at least two support yarns which are twisted together and fibers of a roving which are introduced by means of a drafting arrangement.
  • a support yarn hold ing device accommodates at least one support yarn package per drafting arrangement of a spinning site.
  • a support yarn guide feeds in at least two support yarns which are at a distance from one another, in the region of a pair of rollers which are disposed in front of a spinning triangle.
  • EP2038458 was disclosed in 2009 and shows a spinning device for producing fancy yarn consisting of a spun yarn that has thickenings.
  • the spinning device has an the actuator which is configured such that it allows an abrupt stopping and acceleration of the pair of delivery rollers with respect to a belt wherein fibers conveyed by the belt can be guided, in the draft state, directly in front of the delivery roller nip and can be temporarily built up at at least one delivery roller in such a way that the length of the resulting thickenings is shorter than a staple length of the conveyed fibers.
  • One object of the present invention is to provide an improved stretch yarn which offers the ability to incorporate slubs ( respectively rovings) of the same or different colors.
  • a further object of the present invention is to provide a fabric comprising such a stretch yarn.
  • a further object of the invention is to provide a method to produce such a stretch yarn.
  • a still further object of the invention is to provide a device for making a stretch yarn according to the invention.
  • a ring spinning device for making of stretch yarn typically comprises a drafting arrangement which comprises a pair of entry rollers, a pair of delivery rollers arranged downstream with respect to the entry rollers and a pair of intermed iate rollers arranged between the entry rollers and the delivery rollers. Downstream relates to the movement of the rovings (fibers) from their supply through the drafting arrangement to the spinning triangle of the ring spinning machine.
  • the ring spinning machine according to the invention usually further comprises a first supply to supply a first roving between the pair of entry rollers, a second supply to supply a second roving between the intermediate rollers and a third supply to supply an elastic performance filament between the delivery rollers.
  • the first roving and the second roving and the elastic performance filament are spun into the stretch yarn in a spinning triangle after exit of the drafting arrangement.
  • the intermed iate rollers may during production rotate at a lower speed than the delivery rollers, such that a draft is applied to the first and the second roving between the intermediate rollers and the delivery rollers.
  • a pair of pre-drafting rollers may be arranged between the pair of entry rollers and the pair of intermediate rollers. These pre-drafting rollers may rotate at a lower speed than the intermediate rollers, such that the first and/or the second roving may be pre-drafted before entering the zone between the intermediate rollers and the delivery rollers.
  • the first, the second and the third supply may e.g. comprise bobbins arranged at the spinning frame of the ring spinning machine as well as deflectors and/or rollers arranged between the spinning frame and the drafting arrangement in order to precisely supply the rovings and /or the elastic performance filament into the spinning process.
  • a belt may be arranged at the intermediate rollers, configured to transport the first and the second roving downstream in a pinched manner. Good results may be obtained if two belts are arranged at the intermediate rollers, as will be shown in further detail below.
  • the entry rollers may be driven relatively to the delivery rollers at a variable rotational speed such that the first roving is introduced to the intermediate rollers in a discontinuous manner.
  • some types of fancy/effect stretch yarns can be produced.
  • the rotational speed of the entry rollers may change up to 1 00% compared to rotational speed of the delivery rollers.
  • the entry rollers may completely stop or if appropriate, even temporarily change the direction of rotation.
  • a first deflector may be arranged between the entry rollers and the intermediate rollers to position at least one of the rovings with respect to the spinning triangle. Hence surface quality of the stretch yarn can be improved.
  • the first deflector comprises a first opening (first eye) for guiding of the first roving and a second opening (second eye) for guiding of the second roving spaced a certain distance apart from each other.
  • the first deflector may be a condenser, such as a Siro-type condenser.
  • the third supply comprises a supply roller arranged in a vertical direction above and/or in front of the delivery rollers.
  • the elastic performance filament may be positioned very accurately before being supplied to the delivery unit.
  • At least one trimming device may be present for interrupting the supply of the second roving and/or the first roving in the case of breakage of the elastic performance filament. Good results may be obtained if the trimming device is actuated mechanically and/or electrically.
  • a second deflector may be arranged between the intermediate rollers and the delivery rollers to position the first and/or the second roving with respect to the spinning triangle in a lateral direction (direction of the axes of rotation of the delivery rollers). If required the same or an additional second deflector may be arranged between the intermediate rollers and the delivery rollers to position the elastic performance filament with respect to the spinning triangle in the lateral direction. Good results can be obtained if the second deflector comprises a guiding edge arranged to support the first and/or the second roving and/or the elastic performance filament in a lateral direction.
  • the second deflector may comprise a chamfer and/or fillet and/or at least one roll preventing negative deflection in said direction.
  • the second deflector may be made from a transparent material, such as a transparent plastic material.
  • a stretch yarn with a very good surface quality may be obtained if the first deflector, the second deflector and the supply roller are adjusted such that the elastic performance filament in the final product is arranged in the center of the stretch yarn fully covered by the fibers of the first and the second roving.
  • the first and the second deflector and the supply roller for the filament are arranged within a distance of 0.5 mm to 2 mm with respect to a plane arranged perpendicular to the axis of rotation of the delivery rollers.
  • the first and/or second deflector and/or the supply roller may be interconnected to a traversing rail such that during production it/they are period ically deflected in lateral direction in such a way that the rollers of the drafting arrangement are not worn on one side.
  • a method for making of a stretch yarn in a ring spinning device typically comprises the following method steps: Supplying a first roving by a first supply to a pair of entry rollers of a drafting arrangement; supplying a second roving by a second supply to a pair of intermediate rollers of the drafting arrangement arranged downstream with respect to the entry rollers; supplying an elastic performance filament to a pair of delivery rollers of the drafting arrangement arranged downstream with respect to the intermediate rollers; spinning the first roving, the second roving and the elastic performance filament into the stretch yarn in a spinning triangle after exit of the drafting arrangement by the delivery rollers.
  • the intermediate rollers may, during production, rotate at a lower speed than the delivery rollers, such that a draft is applied to the first and the second roving between the intermediate rollers and the delivery rollers.
  • the first and the second roving may be guided by two belts which are arranged at the intermediate rollers, configured to transport the first and the second roving downstream in a pinched manner.
  • only one belt may be present.
  • the entry rollers may rotate relatively to the delivery rollers at a variable speed such that the first roving is introduced to the intermediate rollers in a discontinuous manner.
  • a first deflector may be arranged between the entry rollers and the intermediate rollers positions at least one of the rovings with respect to the spinning triangle.
  • the first roving may move through a first opening and the second roving may move through a second opening for guiding of spaced a certain distance apart from each other.
  • the first, the second and the third supply may sway back and forth in a transversal direction with respect to the movement of the rovings and the elastic performance filament, thereby reducing local wear of the rollers, as also described above.
  • Another object of the present invention is to provide a stretch yarn made by a method as described above.
  • the elastic performance filament may be covered by the fibers of the first and/or the second roving which are wound around the elastic performance filament.
  • the first roving may comprises synthetic and/or natural fibers.
  • the second roving comprises synthetic and /or natural fibers.
  • a stretch yarn with particularly good elastic performance may be obtained if the amount of elastic performance filament is approximately 4% to 6 % of all components of the stretch yarn.
  • the elastic performance filament may be a spandex (e.g. Lycra ) filament or an elastolefin (e.g. Lastol) or an elastoester or a synthetic rubber filament.
  • One object of the present invention is to provide a fabric comprising a stretch yarn as described above.
  • the fabric may be a jersey-type fabric.
  • a woven fabric may be made from a stretch yarn as described above.
  • Another object of the present invention is to provide a first deflector for a ring spinning device which comprises a first and a second opening, the first opening (first eye) for guiding of a first roving and a second opening (second eye) for guiding of a second roving spaced a certain distance apart from each other, whereby the distance between the first opening and the second opening can be altered.
  • first and second rovings can be processed.
  • using such a first deflector for a ring spinning device for making of a stretch yarn as described herein allows to process a large variety of rovings in order to produce various types of yarns.
  • first deflector is an independent inventive concept that can be advantageous regardless of the type of spinning device that is used .
  • the first deflector may comprise a third opening for guiding of the second roving or a third roving spaced a certain distance apart from the second opening.
  • Such embodiments of a first deflector may e.g. be used for paired drafting devices.
  • a first deflector that allows to process a particularly large variety of roving types may be obtained if it comprises a deflector base and a deflector slide, wherein the first opening is arranged at the deflector base and the second opening is arranged at a deflector slide, wherein the deflector slide can be displaced relative to the deflector base, as will be explained in more detail below.
  • Fig. 3 shows the ring spinning device of Fig. 1 in a second perspective view
  • Fig. 4 shows detail A of Fig. 3 ;
  • Fig. 5 shows the area shown in Fig. 4 in a view from the bottom
  • Fig. 6 shows a variation of a second deflector in a perspective view
  • Fig. 7 schematically shows a variation of an elastic yarn according to the invention
  • Fig. 8 schematically shows a drafting arrangement for a ring spinning device according to the invention
  • Fig. 9 schematically shows a drafting arrangement for a ring spinning device according to invention.
  • Fig. 1 0 schematically shows an embodiment of a first deflector according to the invention in a first perspective view
  • Fig. 1 1 shows the first deflector of Fig. 1 0 in a second perspective view
  • Fig. 1 2 shows the first deflector of Fig. 1 0 in a frontal view
  • Fig. 1 3 shows the first deflector of Fig. 1 0 with displaced deflector slide in a frontal view
  • Fig. 1 4 shows another embodiment of a first deflector in a perspective view.
  • FIGs. 1 to 3 schematically show a drafting arrangement 2 of a variation of a ring spinning device 1 according to the invention.
  • the drafting arrangement 2 comprises a pair of a first and a second entry roller 3 , 4 between which a first roving 1 5 is supplied from a first supply 29.
  • the drafting arrangement further comprises a pair of first and second delivery rollers 6, 7 that are arranged downstream with respect to the entry rollers 3 , 4.
  • An elastic performing filament 1 6 is supplied from a third supply 3 1 between the first and second delivery rollers 6, 7.
  • a pair of a first and a second intermediate rollers 1 1 , 1 2 is arranged, between which a second roving 1 4 is supplied from a second supply 30.
  • the first entry roller 3 is driven via a first drive shaft 5, whereby the second entry roller 4 is pressed against the first entry roller 3 and driven passively via the first entry roller 3.
  • the first delivery roller 6 is driven by a second drive shaft, whereas the second delivery roller is pressed against the first delivery roller 6 and driven passively via the first delivery roller 6.
  • the first intermediate roller 1 1 is driven by a third drive shaft 1 3 and drives a first belt 9 which is tensioned ( in the front region ) by a first belt guide.
  • a second belt 1 0 is arranged such that it is passively driven by the first belt 9 and tensioned by the second belt intermediate roller 1 2 and a second belt guide. Between the two belts 9, 1 0 the first and second rovings 1 5, 1 4 are transported in a pinched manner.
  • the intermediate rollers 1 1 , 1 2 are rotating at a lower speed than the delivery rollers 6, 7 such that a draft is applied to the first and second roving 1 5, 1 4 between these pairs of rollers.
  • the entry rollers 3 , 4 are relatively to the delivery rollers 6, 7 driven at a variable rotational speed such that the first roving 1 5 is introduced to the intermediate rollers 1 1 , 1 2 in a discontinuous manner.
  • the amount of first roving material present in the resulting stretch yarn 28 varies along the length of the stretch yarn 28. Consequently, the diameter and/or color of the resulting stretch yarn 28 can be varied along the yarn axis. As e.g. shown in Fig. 2 and Fig.
  • a first deflector 1 8 is arranged between the entry rollers 3 , 4 and the intermediate rollers 1 1 , 1 2.
  • the first deflector 1 8 comprises a first opening (eye) 1 8a for guiding the first roving 1 5 and a second opening (eye) 1 8b for guiding the second roving 1 4, spaced a certain distance apart from each other, as will be shown in more detail in Fig. 5 and schematically in Fig. 8 and Fig. 9.
  • the first deflector 1 8 positions both rovings 1 5, 1 4 with respect to the spinning triangle 24.
  • only the first or the second roving 1 5, 1 4 may be positioned with respect to the spinning triangle 24.
  • the first deflector 1 8 is arranged at a carrier 27 which itself is mechanically interconnected with a traversing rail 26 that is periodically deflected in direction y of the axes of rotation of the pair of delivery rollers 6, 7 in such a way that the rollers of the drafting arrangement are not worn on one side.
  • the variation of a ring spinning device as shown in Fig. 1 to Fig. 3 also comprises a supply roller 21 that is part of the third supply 3 1 and is arranged in a vertical direction (z) above the delivery rollers 6 , 7.
  • the supply roller positions the elastic performance filament 1 6 with respect to the spinning triangle 24.
  • the supply roller 21 is arranged at a pivotable arm 20 that is mechanically interconnected with the traversing rail 26, such that it performs the same type of periodical deflection in direction y as the first deflector 1 8.
  • the variation of the invention shown also comprises a second deflector 1 7 which is arranged between the intermed iate rollers 1 1 , 1 2 and the delivery rollers 6, 7 and which positions the first and the second roving 1 5 , 1 4 with respect to the spinning triangle 24 in a lateral direction y.
  • the second deflector 1 7 is mechanically interconnected with the pivotable arm 20 such that it performs the same type of periodical deflection in d irection y as the first deflector 1 8 and the supply roller 21 .
  • the positions of the first and the second deflector 1 8, 1 7 and the supply roller 21 relative to each other during the periodical deflection of the traversing rail 26 are constant.
  • the first and second roving 1 5, 1 4 may be deflected laterally y by the second deflector 1 7 such that elastic performance filament is arranged in the center of the stretch yarn 28 ( indicated in Fig. 4). During such deflection, the distance between the first and the second roving 1 5, 1 4 may be reduced, as indicated in Fig. 5.
  • the second deflector 1 7 may comprise a chamfer 1 7a and associated guiding edge 1 7b, as shown in Fig. 4, Fig. 5 and Fig. 6.
  • Fig. 7 schematically shows a variation of a stretch yarn 28 according to the invention which comprises an elastic performance filament 1 6 arranged in the center of the stretch yarn 28.
  • the elastic performance filament 1 6 is covered by the fibers of the first and the second roving 1 5, 1 4 which are wound around the elastic performance filament 1 6.
  • the thickness of the bundle of fibers of the first roving 1 5 varies along the length of the stretch yarn 28, causing alternations in color and diameter of this variation of a stretch yarn 28 along the length of the stretch yarn 28.
  • Fig. 8 schematically shows a variation of drafting arrangement 2 of a ring spinning machine 1 according to the invention.
  • the first and the second roving 1 5, 1 4 pass a first, respectively second opening 1 8a, 1 8b of a first deflector 1 8 and thereby are positioned with respect to the spinning triangle 24 at a certain distance in direction of the axis of rotation of the first delivery roller 6.
  • the first deflector comprises a first opening 1 8a which guides the first roving 1 5 that is supplied by a first supply 29 , as well as a second opening 1 8b which guides a second roving 1 4 that is supplied by a second supply 30.
  • the two openings 1 8a, 1 8b guide the first and the second roving 1 5, 1 4 such that they are spaced a certain distance apart from each other, while they pass the pair of intermediate rollers 1 1 , 1 2.
  • a second deflector 1 7 is arranged which deflects the first and the second roving 1 5, 1 4 such that they get positioned/aligned with respect to the spinning triangle 24 in a lateral direction y.
  • the elastic performance filament 1 6 is supplied to the delivery rollers 6, 7 via a supply roller 21 .
  • proper positioning of the first and the second roving 1 5, 1 4 as well as the elastic performance filament 1 6 with respect to each other can be obtained by positioning the supply roller 21 and second deflector 1 7 relatively to each other.
  • a variation of a ring spinning device may comprise a system to prevent local wear of the rollers, which may be arranged at a traversing rail 26.
  • the traversing rail 26 is periodically deflected ( movement F) in direction y, whereas the rollers 3 , 4, 1 1 , 1 2, 6, 7 are stationary (e.g. with respect to the floor) .
  • the first deflectors 1 8 of both drafting arrangements 2 are mounted on a carrier 27 that is fastened to the traversing rail 26 and hence also performs movement F.
  • each of the drafting arrangements 2 comprises an arm 20 that is fastened to the traversing rail 26 and follows movement F.
  • Second deflectors 1 7 and supply rollers 21 for the elastic performance filaments are arranged at the arms 20 and consequently also do the same movement F.
  • the supply rollers 21 , second deflectors 1 7 and first deflectors 1 8 are arranged with respect to each others such that after passing the intermediate rollers 1 1 , 1 2, the first and second rovings 1 5, 1 4 are accurately aligned with the elastic performance filament while being deflected by guiding edges 1 7b of the second deflectors.
  • Figs. 1 0 to 1 3 show a possible embodiment of a first deflector 1 8 for being used in a ring spinning device (not shown ) according to the present invention.
  • a type of first deflector 1 8 is an independent inventive concept, independent of the aforementioned ring spinning device.
  • the shown embodiment of a first deflector 1 8 has a deflector base 32 which comprises a connecting means 34 in order to mechanically interconnect the first deflector 1 8 with the ring spinning device (not shown in detail) .
  • the connecting means 34 is formed as a clamping means which allows the first deflector 1 8 being clamped to e.g.
  • the deflector base 32 comprises a first opening 1 8a which - as shown - may be essentially funnel-shaped such that a condensing effect can be obtained - if desired.
  • the first opening 1 8a may have a non -circular cross-section (v/w-plane).
  • the cross-section of the first opening 1 8a has a tapered cross-section which allows more accurate, respectively well-defined, alignment of the first roving (not shown ) when it leaves the first opening 1 8a.
  • 1 0 to 1 3 also comprises a deflector slide 33 which is arranged on top of the deflector base 32.
  • Deflector base 32 and deflector slide 33 are mechanically interconnected by means of a fastening means 35.
  • the fastening means 35 comprises a screw which is arranged in an elongated opening (not visible) of the deflector slide 33 and is fastened to the deflector base 32.
  • corresponding teeth 36a, 36b are arranged at the deflector base 32, respectively the deflector slide 33.
  • the deflector slide 33 of the embod iment shown comprises a second and a third opening 1 8b, 1 8c, which are both formed as recesses in order to receive a second roving (not shown ).
  • the deflector slide 33 comprises deflection faces 39b, 39c that ensure proper deflection of a second roving 1 4 ( not shown ).
  • the deflector slide 33 comprises a retainer 38 that is arranged such that proper alignment of a second roving 1 4 with respect to the deflection faces 39b, 39c is ensured.
  • the deflector slide 33 can be displaced in lateral direction (v-direction ) with respect to the deflector base 32, allowing to vary the distance ( in v-direction ) between the first and the second opening 1 8a, 1 8b.
  • such a displacement can be obtained by loosening the fastening means 35 such that the d istance between deflector base 32 and deflector slide can be increased (w-direction ), leading to a separation of the teeth 36a, 36b which consequently do not interlock anymore.
  • the deflector slide 33 can be displaced with respect to the deflector base 32 in lateral direction (v-direction ) by a certain value d, leading to an increased separation between the first and the second opening 1 8a, 1 8b, as shown in Fig. 1 3.
  • the deflector slide 33 can be laterally displaced in both directions ( negative and positive v-direction ), hence both openings 1 8b, 1 8c of the deflector slide 1 8 may be used as a second opening.
  • the embodiment of a first deflector 1 8 shown can be used for both sides of paired drafting devices, such as illustrated in Fig. 9.
  • first deflector 1 8 may also comprise a deflector slide 33 that has only one second opening 1 8b arranged to receive a second roving 1 4.
  • the first deflector 1 8 may comprise a scale reading 37 that indicates the alignment of deflector base 32 and deflector slide 33. Such a scale reading 37 may help to obtain proper alignment of the deflector slide 33 with respect to the deflector base 32.
  • An embodiment of a first deflector 1 8 as shown in Fig. 1 0 to Fig. 1 3 may also be used for SI RO-type spinning, e.g. using the second and the third opening 1 8b, 1 8c for the rovings.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)

Abstract

L'invention concerne un dispositif de filage à anneaux (1) pour la fabrication d'un fil extensible (28), comprenant un agencement d'étirage (2). L'agencement d'étirage (2) comprend une paire de rouleaux d'entrée (3, 4), une paire de rouleaux de distribution (6, 7) agencés en aval par rapport aux rouleaux d'entrée (3, 4), et une paire de rouleaux intermédiaires (11,12) agencés entre les rouleaux d'entrée (3, 4) et les rouleaux de distribution (6, 7). Le dispositif de filage à anneaux comprend en outre un premier apport (29) pour apporter un premier stratifil (15) entre la paire de rouleaux d'entrée (3, 4), un troisième apport (30) pour apporter un deuxième stratifil (14) entre les rouleaux intermédiaires (11,12) et un troisième apport (31) pour apporter un filament à performance élastique (16) entre les rouleaux de distribution (6, 7). Le premier stratifil (15) et le deuxième stratifil (14) ainsi que le filament à performance élastique (16) sont filés dans le fil extensible (28) dans un triangle de filage (29) après sortie de l'agencement d'étirage (2).
EP16765997.8A 2015-09-18 2016-09-15 Dispositif et procédé de fabrication d'un fil extensible Withdrawn EP3350364A2 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH13582015 2015-09-18
CH1602016 2016-02-08
PCT/EP2016/071784 WO2017046218A2 (fr) 2015-09-18 2016-09-15 Dispositif et procédé de fabrication d'un fil extensible

Publications (1)

Publication Number Publication Date
EP3350364A2 true EP3350364A2 (fr) 2018-07-25

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EP16765997.8A Withdrawn EP3350364A2 (fr) 2015-09-18 2016-09-15 Dispositif et procédé de fabrication d'un fil extensible

Country Status (3)

Country Link
EP (1) EP3350364A2 (fr)
CN (1) CN107923075A (fr)
WO (1) WO2017046218A2 (fr)

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WO2023247032A1 (fr) * 2022-06-22 2023-12-28 Swinsol Ag Métier à filer sur continu à anneaux pour filer un fil

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