EP3997263A1 - Procédé pour relier un fil à une filière d'un métier à filer à jet d'air, et métier à filer à jet d'air - Google Patents

Procédé pour relier un fil à une filière d'un métier à filer à jet d'air, et métier à filer à jet d'air

Info

Publication number
EP3997263A1
EP3997263A1 EP20746148.4A EP20746148A EP3997263A1 EP 3997263 A1 EP3997263 A1 EP 3997263A1 EP 20746148 A EP20746148 A EP 20746148A EP 3997263 A1 EP3997263 A1 EP 3997263A1
Authority
EP
European Patent Office
Prior art keywords
yarn
spinneret
air
spinning machine
fiber structure
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
Application number
EP20746148.4A
Other languages
German (de)
English (en)
Other versions
EP3997263B1 (fr
Inventor
Markus Kuebler
Gernot Schaeffler
Gerd Stahlecker
Oliver Straub
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.)
Maschinenfabrik Rieter AG
Original Assignee
Maschinenfabrik Rieter 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 Maschinenfabrik Rieter AG filed Critical Maschinenfabrik Rieter AG
Publication of EP3997263A1 publication Critical patent/EP3997263A1/fr
Application granted granted Critical
Publication of EP3997263B1 publication Critical patent/EP3997263B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H15/00—Piecing arrangements ; Automatic end-finding, e.g. by suction and reverse package rotation; Devices for temporarily storing yarn during piecing
    • D01H15/002—Piecing arrangements ; Automatic end-finding, e.g. by suction and reverse package rotation; Devices for temporarily storing yarn during piecing for false-twisting spinning machines
    • 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
    • D01H4/48—Piecing arrangements; Control therefor
    • 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
    • D01H1/11—Spinning by false-twisting
    • D01H1/115—Spinning by false-twisting using pneumatic means

Definitions

  • the present invention relates to a method for piecing a spinning nozzle of an air-jet spinning machine, with the aid of which during a
  • a yarn is produced from a fiber structure, the fiber structure being fed to the spinneret via a guide channel.
  • an air-jet spinning machine with at least one spinning nozzle is described, with the aid of which a yarn is produced from a fiber structure during a spinning operation, the spinning nozzle being one
  • Air-jet spinning machines of the generic type with several spinning nozzles are known in the prior art and are used to produce a yarn from an elongated fiber structure with the aid of a vortex air flow generated by air nozzles within a swirl chamber of the spinneret.
  • the outer fibers of the fiber composite are here in the area of
  • the inlet opening of the usually spindle-shaped yarn forming element is wound around the internal fibers (core fibers), so that the result is a yarn which is finally released via the take-off channel of the
  • Yarn-forming element can be withdrawn from the swirl chamber and wound onto a tube with the aid of a winding device.
  • Fiber composite feed a yarn break between the spinneret and the winding device or a deliberate interruption of the spinning operation because the yarn produced by the spinneret does not meet the requirements, a piecing process is necessary after the interruption.
  • the end of the yarn is in this case, for example, by an air flow generated within the take-off channel through the
  • the disadvantage here is the fact that a relatively long section of the yarn end has to be transported through the spinneret against the spinning direction.
  • the fiber composite inlet of the spinneret is introduced into the swirl chamber of the spinneret.
  • the guide channel is preferably part of a Fiber guiding element which comprises the fiber structure inlet of the spinneret.
  • Fiber structure a yarn is produced.
  • the yarn is drawn off from the spinneret in a predetermined spinning direction via a draw-off channel of the yarn-forming element, a draw-off device arranged outside the spinneret being used for this purpose, which comprises, for example, two cooperating pairs of draw-off rollers.
  • the piecing process comprises at least the following steps, which are preferably carried out one after the other:
  • the end of the yarn is therefore not transported completely through the spinneret up to the fiber structure inlet of the same. Rather, it is moved mechanically or by an air flow into a yarn store, the yarn inlet of which is inside the spinneret in the area between the fiber structure inlet
  • the yarn inlet of the yarn store is preferably located, viewed in the spinning direction, between the fiber structure inlet of the spinning nozzle and the air outlet openings of air nozzles, via which during the
  • the vortex air flow necessary for yarn production is generated within the vortex chamber.
  • the yarn store is so arranged that it is in the area of the
  • Guide channel branches off laterally from this.
  • the entire yarn store is preferably part of the spinneret. It is also conceivable that the yarn store has a section branching off from the guide channel, which merges into a section which is not part of the spinneret, but is merely connected to it.
  • the withdrawal of the yarn end and the transport of the end section of the fiber structure are coordinated in such a way that the yarn end and the end section have a common overlap area, the length of which is at least 3 mm, preferably at least 5 mm, owns.
  • the shorter the overlap area the shorter the so-called piecing that is created as a result, which is part of the yarn that will later reach the bobbin. Last but not least, this also has a positive effect on the quality of the product made from the yarn.
  • the overlap area preferably has a maximum length of 20 mm, in particular a maximum of 10 mm.
  • the overlap area has a length whose amount is smaller than the mean fiber length of the fibers of the fiber composite.
  • the overlap area should therefore be as short as possible, although it must be ensured that the end section of the fiber strand and the yarn end in the overlap area in the area of the inlet opening of the yarn forming element through the
  • Vortex chamber generated air flow are reliably twisted together.
  • the length of the yarn end within the yarn store during the piecing process is at least 7 mm, preferably at least 10 mm.
  • the length of the end of the yarn is measured starting from
  • a sensor could be provided for monitoring the length of the end of the yarn located in the yarn store within the yarn store or for monitoring the presence of the yarn end in the yarn store. It is also advantageous if the length of the yarn end within the yarn store during the
  • the piecing process has an amount of a maximum of 50 mm, preferably a maximum of 40 mm. It is also advantageous if the yarn store is connected to a source of negative pressure and the end of the yarn is sucked into the yarn store with the aid of an air flow. As an alternative to a mechanical movement of the end of the yarn into the yarn storage device, the movement of the end of the yarn takes place simply by means of an air stream.
  • the yarn store can be connected to a vacuum source, which is connected to several spinnerets.
  • the yarn store or the connection between the vacuum shaft and in the yarn store can be equipped with a valve which controls or regulates whether and / or how much air is sucked into the yarn store.
  • the air flow is preferably maintained within the yarn store until the end of the yarn is moved again in the direction of the take-off channel of the yarn forming element in order to bring it into contact with the end section of the fiber structure.
  • the end of the yarn is held in the yarn store for a certain period of time during the piecing process with the aid of the air flow.
  • the yarn end is preferably during the
  • the piecing process is moved through the take-off channel counter to the spinning direction, whereby an air flow can also be generated for this purpose.
  • This air flow is created, for example, by air that is introduced into the take-off channel with excess pressure against the spinning direction.
  • the end of the yarn can be prepared for the piecing process before it is sucked into the yarn store. For this it is advantageous if the twist of the
  • Yarn end is loosened to a certain extent in order to later connect the fibers of the yarn end freed from the twist with the end section of the To facilitate fiber bandage.
  • the end section of the To facilitate fiber bandage it is conceivable that the
  • the yarn end is prepared outside the spinneret, i.e. before the yarn end is introduced into the spinneret against the spinning direction.
  • the yarn storage device can also have means by means of which the preparation of the yarn end can be effected.
  • the drive is preferably one
  • the end section of the fiber structure is transported into the guide channel with the aid of a drafting device at the work station.
  • the drafting device or the output rollers of the drafting device should be connected to a separate drive which is used exclusively to drive this drafting device or the aforementioned output rollers.
  • the drive of the pair of take-off rollers and the last-mentioned drive should be operable independently of one another in order to be able to set the respective rollers in a rotary movement at different times.
  • the drives are preferably controlled with the aid of a spinning station's own control or a control of the air-jet spinning machine that is responsible for several spinning stations.
  • the piecing process is started after the drafting system.
  • the drafting system is started first, with the aid of which an end section of the fiber structure is introduced into the guide channel of the spinneret via the fiber structure inlet.
  • the Drafting system or after the end portion of the fiber structure
  • the end of the twine is withdrawn from the twine store.
  • Trigger device coordinated in such a way that the
  • the overlap area is finally determined by further movement of the
  • the present invention also relates to an air-jet spinning machine with at least one spinneret, with the aid of which a yarn is produced from a fiber structure during a spinning operation.
  • the spinneret has a fiber composite inlet and a guide channel adjoining the fiber composite inlet, the
  • Guide channel can be formed by a fiber guide element which is present as a separate component and is connected to a housing of the spinneret.
  • the spinneret has a yarn storage device branching off from the guide channel, preferably laterally, with the aid of which a yarn end during a piecing process
  • the yarn store preferably comprises an elongated channel into which the end of the yarn can be introduced a little.
  • the length of the yarn store should be between 10 mm and 80 mm.
  • the vacuum wave is preferably a vacuum wave which is connected to several spinning stations of the air-jet spinning machine (the air-jet spinning machine preferably comprises a plurality of spinning stations, each spinning station comprising a separate spinning nozzle).
  • the suction channel is preferably connected to the vacuum wave via an air line
  • the suction channel is preferably part of the respective spinneret. However, it is also possible for the suction channel to consist of several spacings, only some of the sections being part of the spinning nozzle and the remaining part being part of another area of the air-jet spinning machine.
  • the yarn store has a yarn inlet that, viewed in a spinning direction, between the
  • Fiber composite inlet of the spinneret and the air outlet openings of a plurality of air nozzles is arranged, via which a vortex air flow is generated during the spinning operation within the spinneret.
  • Yarn storage preferably branches off laterally from the guide channel.
  • the guide channel has a fiber structure inlet for the fiber structure coming from a drafting system, an outlet for the fiber structure and the aforementioned yarn inlet of the yarn store.
  • a guide wall for the fibers of the fiber structure or of the yarn end preferably extends between the openings mentioned.
  • the yarn store which is in particular designed as a suction channel, has a first longitudinal axis
  • the spinneret has an internal yarn-forming element with a take-off channel for the yarn produced inside the spinneret, the take-off channel having a second longitudinal axis, and the first longitudinal axis and the second longitudinal axis enclose an angle a, the amount of which is between 60 ° and 120 °.
  • the yarn store or its The longitudinal axis run perpendicular to the longitudinal axis of the exhaust channel and / or perpendicular to a longitudinal axis of the guide channel.
  • the suction channel has a yarn deflection which is designed to exert a retaining force on the yarn end protruding into the yarn storage device.
  • the yarn deflection can be formed, for example, by an edge which represents the transition from the guide channel into the yarn storage.
  • twine deflection ensures that the end of the twine is held securely in the twine storage unit until it reaches the
  • Purpose of the superposition with the end portion of the fiber strand is moved in the direction of the take-off channel.
  • the air-jet spinning machine has a drafting device assigned to the spinning nozzle, with the aid of which the fiber structure can be transported in the direction of the spinning nozzle. Furthermore, the
  • Air-jet spinning machine have a withdrawal device with the aid of which the yarn can be withdrawn from the spinneret.
  • the trigger is
  • Extraction device are in operative connection with separate drives.
  • the drives are preferably electric motors,
  • FIG. 2 shows a cut spinneret with an upstream
  • FIG. 3 shows a section of a cut spinneret during a piecing process
  • FIG. 4 shows the detail according to FIG. 3 at a later point in time of the piecing process
  • FIG. 5 shows the detail according to FIG. 3, again at a later date
  • Figure 1 shows selected sections of a spinning station
  • the spinning station comprises a drafting device 14 with several drafting device rollers 24, which are each rotatable about an axis of rotation 22 (for reasons of clarity, only one of the six drafting device rollers 24 and one of the axes of rotation 22 are provided with a reference number).
  • Drafting rollers 24 are either connected to one or more drives 15, only one drive 15 being shown in the example shown. During the spinning operation, a draw frame 14 is used
  • the fiber structure 3 coming from the drafting system 14 then passes through a fiber structure inlet 17 into a spinneret 1 of the spinning station and is there exposed to a vortex air flow generated by air nozzles 19, which causes the fibers of the fiber structure 3 to twist.
  • the trigger includes preferably two take-off rollers 23, each of which is rotatably mounted about an axis of rotation 22 (here, too, only one of the take-off rollers 23 of the pair of take-off rollers and one of the axes of rotation 22 is provided with a reference number).
  • FIG. 2 shows essential sections of a spinneret 1 in cross section.
  • the spinneret 1 has a guide channel 4 through which the fiber structure 3 enters the spinneret 1.
  • Guide channel 4 can be present as an opening in a housing wall.
  • the spinneret 1 preferably comprises a separate one
  • Fiber guide element 25 which in turn with the housing of the
  • Vortex chamber 26 in which with the help of several air nozzles 19 one
  • Vortex air flow is generated.
  • the ends of individual fibers 27 are detached from the fiber structure 3 by the vortex air flow. These wind around the inner fibers 27 of the fiber structure 3 in the area of an inlet opening 8 of a yarn forming element 9. This creates the desired yarn 2.
  • the yarn 2 is finally withdrawn from the spinneret 1 via a withdrawal channel 20 with the withdrawal device 13 shown in FIG. 1 and can then be wound onto a tube (not shown).
  • Fiber composite 3 which must be connected to one another again as part of a subsequent piecing process.
  • FIGS. 3 to 5 each show the same section of a cut spinneret 1.
  • FIG. 3 now shows a point in time of the piecing process according to the invention at which the yarn end 5 has already been transported counter to the spinning direction S through the take-off channel 20 into the area of a yarn store 6. This was done, for example, with the aid of a vacuum source to which the yarn storage 6, which is preferably designed as a suction channel, is connected. If the yarn 2 at this time of the
  • Air flow within the yarn store 6 is spanned between the yarn store 6 and the yarn forming element 9.
  • the yarn inlet 16 of the yarn store 6 is preferably arranged, viewed in the spinning direction S, between the fiber structure inlet 17 of the spinneret 1 and the air outlet openings 18 of the air nozzles 19 (see FIG. 3), only one of several air nozzles 19 being shown in the figures for reasons of clarity.
  • the yarn end 5 is drawn off from the spinneret 1 in the spinning direction S by actuating the draw-off rollers 23.
  • the end section 7 of the fiber structure 3 is introduced into the spinneret 1 with the aid of the drafting device 14, so that it closes in the region of the guide channel 4 an overlap of the fiber structure 3 with the yarn end 5 comes.
  • the overlap area 10 is finally moved by further movement of the fiber structure 3 and the yarn 2 into the area of the yarn forming element 9 (see FIG.
  • the normal spinning process can then be continued.
  • the length 11 of the overlap area 10 should be as short as possible.
  • the yarn end 5 is therefore not in the area in front of the spinning nozzle 1, i.e. during the piecing process.
  • the invention provides that the yarn end 5 during its transport against the spinning direction S through the take-off channel 20, then into the guide channel 4 and from there into the side
  • Branching yarn storage 6 is transported. From there it gets in
  • Spinning direction S is moved again in the direction of the take-off channel 20 and, in the meantime, brought into contact with the end section 7 of the fiber composite 3.
  • FIG. 3 shows that the yarn end 5 is guided into the yarn storage 6 via a yarn deflector 21 during the piecing process.
  • the yarn deflection 21, which can be designed as an edge or also as a notch, causes a certain amount of friction between the spinneret 1 and the yarn end 5.
  • the end section 7 of the fiber structure 3 is introduced, a negative pressure is generated within the swirl chamber 26 around the fiber structure 3, the yarn deflector 21 prevents the yarn end 5 from leaving the yarn storage 6 too early.
  • FIG. 5 shows that the longitudinal axis L1 of the
  • Yarn storage 6 and the longitudinal axis L2 of the take-off channel 20 preferably have an angle ⁇ of 90 ° to one another.
  • the angle ⁇ can also assume a different amount, but preferably in a range as described above.

Landscapes

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

Abstract

L'invention concerne un procédé pour relier un fil à une filière (1) d'un métier à filer à jet d'air, à l'aide duquel procédé, lors d'une opération de filage, un fil (2) est produit à partir d'un faisceau de fibres (3), le faisceau de fibres (3) étant délivré à la filière (1) par l'intermédiaire d'un canal de guidage (4). Selon l'invention, le procédé comprend au moins les étapes suivantes : le transport d'une extrémité de fil (5) à l'encontre d'une direction de filage prédéterminée (S) dans un accumulateur de fil (6) de la filière (1) se ramifiant à partir du canal de guidage (4), le transport d'une partie d'extrémité (7) du faisceau de fibres (3) dans le canal de guidage (4), et le retrait de l'extrémité de fil (5) de l'accumulateur de fil (6), le retrait de l'extrémité de fil (5) et le transport de la partie d'extrémité (7) du faisceau de fibres (3) étant adaptés de telle sorte que l'extrémité de fil (5) et la partie d'extrémité (7) se chevauchent et se déplacent ensemble dans la zone d'une ouverture d'entrée (8) d'un élément de formation de fil (9) disposé à l'intérieur de la filière (1) et sont reliées l'une à l'autre à l'aide d'un écoulement d'air turbulent. La présente invention concerne également un métier à filer à jet d'air.
EP20746148.4A 2019-07-30 2020-07-22 Procédé de rattache pour une buse de filage d'un métier à filer à jet d'air, et métier à filer à jet d'air Active EP3997263B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019120592.1A DE102019120592A1 (de) 2019-07-30 2019-07-30 Verfahren zum Anspinnen einer Spinndüse einer Luftspinnmaschine sowie Luftspinnmaschine
PCT/EP2020/070668 WO2021018688A1 (fr) 2019-07-30 2020-07-22 Procédé pour relier un fil à une filière d'un métier à filer à jet d'air, et métier à filer à jet d'air

Publications (2)

Publication Number Publication Date
EP3997263A1 true EP3997263A1 (fr) 2022-05-18
EP3997263B1 EP3997263B1 (fr) 2024-04-10

Family

ID=71786927

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20746148.4A Active EP3997263B1 (fr) 2019-07-30 2020-07-22 Procédé de rattache pour une buse de filage d'un métier à filer à jet d'air, et métier à filer à jet d'air

Country Status (4)

Country Link
EP (1) EP3997263B1 (fr)
CN (1) CN114207202B (fr)
DE (1) DE102019120592A1 (fr)
WO (1) WO2021018688A1 (fr)

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0832976B2 (ja) * 1987-03-27 1996-03-29 東レエンジニアリング株式会社 結束紡績機の糸形成装置
JP2930010B2 (ja) * 1996-05-16 1999-08-03 村田機械株式会社 紡績機のピーシング方法及びその装置
EP1072702B1 (fr) * 1999-07-28 2004-03-31 Murata Kikai Kabushiki Kaisha Dispositif de filage et procédé à filer
DE10346194B4 (de) * 2003-09-29 2014-07-24 Wilhelm Stahlecker Gmbh Verfahren und Vorrichtung zum Wiederherstellen eines unterbrochenen Spinnvorgangs
DE10353317B4 (de) * 2003-11-10 2013-06-27 Wilhelm Stahlecker Gmbh Verfahren und Vorrichtung zum Wiederherstellen eines zuvor unterbrochenen Spinnvorganges
DE102007009074A1 (de) * 2007-02-24 2008-08-28 Oerlikon Textile Gmbh & Co. Kg Spinnvorrichtung
DE102009034206A1 (de) * 2009-07-17 2011-01-27 Maschinenfabrik Rieter Ag Bauteil für eine Luftdüsenspinnvorrichtung
JP2013067890A (ja) * 2011-09-21 2013-04-18 Murata Mach Ltd 紡績ユニット及び紡績機
DE102012108380A1 (de) * 2012-06-19 2013-12-19 Maschinenfabrik Rieter Ag Luftspinnmaschine und Verfahren zum Betrieb derselben
CH706923A1 (de) * 2012-09-07 2014-03-14 Rieter Ag Maschf Spinnstelle einer Luftspinnmaschine.
CN102828289B (zh) * 2012-09-18 2014-11-05 东华大学 一种低落纤的空气涡流纺纱装置
DE102015108706A1 (de) * 2015-06-02 2016-12-08 Maschinenfabrik Rieter Ag Spinnstelle einer Luftspinnmaschine sowie Verfahren zum Betrieb derselben
DE102016118858A1 (de) * 2016-10-05 2018-04-05 Maschinenfabrik Rieter Ag Faserführungselement für eine Spinndüse einer Luftspinnmaschine sowie Verfahren zum Betrieb einer Luftspinnmaschine
DE102016121331A1 (de) * 2016-11-08 2018-05-09 Maschinenfabrik Rieter Ag Spinndüse für eine Luftspinnmaschine sowie Verfahren zum Betrieb einer solchen
CN107675301A (zh) * 2017-11-10 2018-02-09 江阴市海特网络科技有限公司 一种用于喷气纺纱机的纺纱喷嘴
EP3489399B1 (fr) * 2017-11-27 2021-06-09 Savio Macchine Tessili S.p.A. Métier à filer à bout libre avec une bouche d'aspiration pour l'élimination du fil améliorer et méthode de raccord correspondant

Also Published As

Publication number Publication date
CN114207202B (zh) 2023-11-10
WO2021018688A1 (fr) 2021-02-04
EP3997263B1 (fr) 2024-04-10
DE102019120592A1 (de) 2021-02-04
CN114207202A (zh) 2022-03-18

Similar Documents

Publication Publication Date Title
EP3148913B1 (fr) Procédé permettant de faire fonctionner une machine textile et machine textile servant à produire une mèche
EP3309281B1 (fr) Élément de guidage fibres pour jet de filature d'un métier à tisser à jet d'air et procédé de fonctionnement d'un métier à tisser à jet d'air
EP3449048A1 (fr) Métier à filer à jet d'air et procédé de production d'un fil
DE2424669A1 (de) Verfahren zur verarbeitung von fasergut zu garn und vorrichtung zur durchfuehrung dieses verfahrens
CH697244B1 (de) Ringspinnmaschine für miteinander zu verspinnende Komponenten.
WO2018228864A1 (fr) Poste de travail d'un métier à filer à jet d'air ainsi que procédé servant à ouvrir une filière
WO2015189674A1 (fr) Buse de filage pour un métier à filer à jet d'air et métier à filer à jet d'air avec buse de filage correspondante
CH713499A2 (de) Luftspinnmaschine zur Herstellung eines Garns aus einem strangförmigen Faserverband.
WO2018087054A1 (fr) Filière pour machine à filer à jet d'air et procédé de fonctionnement de celle-ci
EP3997263B1 (fr) Procédé de rattache pour une buse de filage d'un métier à filer à jet d'air, et métier à filer à jet d'air
EP2980284B1 (fr) Procede de fabrication d'un fil produit par jet d'air
EP3140232B1 (fr) Machine textile servant à la production de mèche et procédé pour faire fonctionner une telle machine textile
EP3464691B1 (fr) Élément de formation de fil pour une machine de pré-filage et machine de pré-filage équipée de cet élément
EP3484801B1 (fr) Procédé de traitement d'un assemblage de fibres en forme de toron ainsi que banc à broches
DE19601958A1 (de) Verfahren zum Offenend-Spinnen
EP3149229B1 (fr) Machine de préparation de filature
EP3688209B1 (fr) Dispositif condenseur
DE3401316A1 (de) Verfahren zum stillsetzen und wiederanfahren eines oe-friktionsspinnaggregates
DE10141965A1 (de) Verfahren zum Handhaben einer Spinnvorrichtung
WO2020165044A1 (fr) Filière pour machine à filer à jet d'air et procédé pour ouvrir une telle filière
DE10063729B4 (de) Spinnvorrichtung
DE102016106207A1 (de) Saugkörper für eine pneumatisch arbeitende Faserverdichtungseinrichtung sowie damit ausgestattete Spinnereimaschine
WO2024156592A1 (fr) Procédé de fonctionnement d'un métier à filer à jet d'air et métier à filer à jet d'air
DE112011103709T5 (de) Verdichtungsvorrichtung eines Textilvorbands in einer Spinnmaschine
DE2748703A1 (de) Faseraufloeseeinrichtung einer offen- end-rotorspinneinheit

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20220209

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20231218

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

RIN1 Information on inventor provided before grant (corrected)

Inventor name: STRAUB, OLIVER

Inventor name: STAHLECKER, GERD

Inventor name: SCHAEFFLER, GERNOT

Inventor name: KUEBLER, MARKUS

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502020007643

Country of ref document: DE

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20240402

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20240410

RAP4 Party data changed (patent owner data changed or rights of a patent transferred)

Owner name: RIETER AG

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240810

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240711

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240812

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240812

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240710

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240810

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240711

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240710

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502020007643

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20240722

26N No opposition filed

Effective date: 20250113

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20240722

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20240722

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20240731

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20240731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20240731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20240722

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20240731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20240722

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240410

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20250730

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 20251020

Year of fee payment: 5

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20200722

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20200722