EP1445360A2 - Procédé et dispositif pour rattacher un fil dans un métier à filer à bout libre - Google Patents

Procédé et dispositif pour rattacher un fil dans un métier à filer à bout libre Download PDF

Info

Publication number
EP1445360A2
EP1445360A2 EP03027982A EP03027982A EP1445360A2 EP 1445360 A2 EP1445360 A2 EP 1445360A2 EP 03027982 A EP03027982 A EP 03027982A EP 03027982 A EP03027982 A EP 03027982A EP 1445360 A2 EP1445360 A2 EP 1445360A2
Authority
EP
European Patent Office
Prior art keywords
thread
open
yarn
piecing
auxiliary
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
EP03027982A
Other languages
German (de)
English (en)
Other versions
EP1445360A3 (fr
EP1445360B1 (fr
Inventor
Sebastian Brandl
Frank Baier
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.)
Rieter Ingolstadt Spinnereimaschinenbau AG
Original Assignee
Rieter Ingolstadt Spinnereimaschinenbau 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 Rieter Ingolstadt Spinnereimaschinenbau AG filed Critical Rieter Ingolstadt Spinnereimaschinenbau AG
Publication of EP1445360A2 publication Critical patent/EP1445360A2/fr
Publication of EP1445360A3 publication Critical patent/EP1445360A3/fr
Application granted granted Critical
Publication of EP1445360B1 publication Critical patent/EP1445360B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
    • D01H4/48—Piecing arrangements; Control therefor
    • D01H4/50—Piecing arrangements; Control therefor for rotor spinning
    • 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

Definitions

  • the present invention relates to a method according to the preamble of the claim 1 and a device for carrying out this method.
  • the thread end is from a ready position in the thread withdrawal tube of an open-end spinning device rapid turning back of auxiliary rollers on the fiber collecting surface of the open-end spinning device returned (DE 27 11 554 A1).
  • the direction of rotation of the auxiliary rollers is then the spun Thread withdrawn again from the open-end spinning device.
  • the return delivery speed and also the time until the insertion of the thread take-off depend on the mass of the auxiliary rollers to be accelerated.
  • Object of the present invention is therefore to provide a method and a To provide a device by means of which it is easily possible to the residence time of the thread end on the fiber collection surface in the desired To keep short and thus a pie of high quality achieve.
  • the size of the cached thread length is ever according to the size of the fiber collecting surface, z. B. the diameter of a Spinning rotor, set differently, so that always optimal for piecing Conditions exist.
  • the open-end spinning device If the thread end at its return delivery into the sphere of action the Saug Kunststoffströmung in one opposite the open-end spinning device fixed standby position, it is achieved that independently from the changeable geometrical conditions, in particular the dimensions, the open-end spinning device an adaptation thereto only by changing a single size, namely the dimensioning in the thread store to be stored piecing thread length is required. Since the thread when released by the thread storage practically inertia the suction air flow entering the open-end spinning device follows, leads to a different dimensioning of the cached thread length no disadvantages in piecing return delivery of the thread end on the fiber collecting surface of the open-end spinning device.
  • a particular pneumatic Faden immediately provided, as well as these two auxiliary roller pairs communicate with a common control device.
  • These Control device controls the mentioned during the piecing process Elements in the way that the desired thread residence time on the fiber collection surface is ensured.
  • the thread can also be mechanical, for example, with a dancer handle or with an electric motor driven retaining element be held back.
  • control device an adjustment has, with the help of the size of the Anspinn Wegnecken the thread end desired thread length can be cached.
  • a such readjustment is particularly advantageous when spinning elements with different sizes of their fiber collection surface optional to be used.
  • the thread storage device is an adjusting device associated, which may be formed according to claim 9.
  • the present invention enables a very rapid return of the Thread on the fiber collecting surface of an open-end spinning device and a regardless of this yarn return onset pulling the spun Thread from the fiber collecting surface. It can even to Consideration of the acceleration of the spin-taking effect Hilfswalzencrues are provided that this deduction begins, nor before the yarn end to be returned to the fiber collecting surface, the fiber collecting surface has reached. It is for the implementation of the invention Method required device according to the invention simple and space-saving in construction and inexpensive.
  • an open-end spinning machine 1 marked.
  • This usually has a variety of similar constructed open-end spinning devices 10, which on a vacuum line 11 are connected and has a spinning element 100, which is formed in the embodiment shown as a spinning rotor.
  • friction pair elements are also related to the described subject possible.
  • the open-end spinning device 10 also has u. a. a sliver feed opening (not shown) on, through which a sliver B is fed, which is dissolved in the open-end spinning apparatus 10 into individual fibers, which a fiber collecting surface 101 is supplied and stored on this. This is depending on the design of the spinning element 100 in accordance with different Way trained.
  • the fibers are continuously in a thread end E of a continuously withdrawn from the open-end spinrivorcardi 10 Thread F included, which the open-end spinning device leaves through a thread withdrawal tube 12.
  • the spun yarn F is during the normal, d. H. undisturbed, Spinning process using a Hauptabzugswalzencrues 13 of the open-end spinning device 10 withdrawn and wound on a spool S, which rests on a driven winding roller 14 for this purpose. there the thread F passes a thread tension compensating bow 15,
  • a maintenance device 2 shown, with the help u. a. after a break the spinning process this in the form of piecing again is initiated.
  • the maintenance device 2 is along the workstations of Open-end spinning machine 1 traversable to these required if necessary To carry out maintenance work. This can be the replacement a full bobbin S against an empty tube to clean the Spinning element 100 and possibly other elements of the open-end spinning device 10 or even re-spinning after a spinning break act.
  • the maintenance device 2 For performing a piecing operation, the maintenance device 2 and a. two auxiliary roller pairs 20 and 21, of which the first pair of auxiliary rollers 20 are brought into the vicinity of the open-end spinning device 10 can, to the thread end E in a ready position P in the area of action to bring the suction air stream, which due to the open-end spinning device 10 prevailing negative pressure in the thread withdrawal tube 12 enters.
  • the second pair of auxiliary rollers 21, however, is in a larger Distance from the open-end spinning device 10 is arranged.
  • the first pair of auxiliary rollers 20 is pivotally or displaceably mounted, that it from a rest position, not shown in the figure shown Employment position can be brought. This movement can do this for receiving the thread F and for preparing the thread end E, to bring this into a suitable for piecing state interrupted become.
  • the second pair of auxiliary rollers 21 is mounted so that it can be brought into the working position shown at the latest after receiving the thread F, and serves the task of returning the released by reversing the spool S thread F towards open-end spinning device 10, as later in more detail is explained.
  • a Spulenabhebevorraum (not shown) and an auxiliary drive device 22 are deliverable her.
  • the auxiliary drive device 22 is located on the maintenance device 2 and is the coil S delivered in coordination with the piecing and driven accordingly.
  • a pneumatic thread store 23 can the threadline between the two auxiliary roller pairs 20 and 21 are delivered.
  • the thread store 23 is connected via an air line 231 with an air source 24 in connection.
  • This air line 231 is an adjusting device 4, which in the shown Embodiment, a shut-off valve 40, whose drive device 41 via a control line 31 to a control device 3 in connection stands. With this is about another control line 35 and the Air source 24 in control connection.
  • control device 3 With the control device 3 is also the first via a control line 33 Auxiliary pair of rollers 20 connected while the second pair of auxiliary rollers 21 with the control device 3 is connected by means of a control line 34. It goes without saying that the auxiliary drive device 22 for the Spool S as well as the drives for the linkage or levers which the auxiliary roller pairs 20 and 21 wear, also with the help of other, not shown Control lines are connected to the control device 3. On her presentation was omitted in favor of clarity of presentation.
  • the control device 3 is not only for the control of the aforementioned Elements, but can during the piecing process or else Maintenance operations (eg a bobbin change) different, not mentioned here Control elements and for this purpose via appropriate, likewise not shown control lines with these elements and / or others Control devices in connection.
  • Maintenance operations eg a bobbin change
  • the maintenance device 2 becomes the open-end spinning device to be serviced 10 brought, which by patrolling along the open-end spinning machine 1, with the help of one in the event of a malfunction of the spinning operation responsive call device of the affected open-end spinning device 10 or possibly also be carried out manually can.
  • the thread end is first searched on the spool S and in Usually deducted from this, so that the thread F in per se known Way added by the two auxiliary roller pairs 20 and 21 can be.
  • the auxiliary roller pair 20 is moved past a thread end preparation device (not shown), where the thread end E receives a shape and length required for piecing. Finally, the auxiliary roller pair 20 reaches the area above the thread withdrawal tube 12.
  • a thread end preparation device not shown
  • the auxiliary roller pair 20 reaches the area above the thread withdrawal tube 12.
  • the yarn store 23 is not due to its arrangement in the maintenance position engaging its maintenance device 2 anyway in such a position in which its mouth 230 is in the immediate vicinity of the yarn path L, then at the latest now the pneumatic yarn storage 23 is placed in such a position , Then, the second auxiliary roller pair 21 is driven again in the return direction (arrow f 2 ). In this way, when the first pair of auxiliary rollers 20 is still stationary, between the two pairs of auxiliary rollers 20 and 21, a thread excess occurs, which is sucked into the thread store 23 in the form of a thread loop G due to the negative pressure prevailing in the pneumatic thread store 23.
  • shut-off valve 40 of the adjusting device 4 With the control device 3, which generates this negative pressure in the yarn storage 23, characterized in that in a timely manner to the piecing the shut-off valve 40 is opened. If the thread loop G has reached a predetermined size, then the second pair of auxiliary rollers 21 is stopped.
  • the auxiliary roller pair 21 is rotated, this time in the withdrawal direction (arrow f 3 ).
  • the newly forming thread F by the incorporation of fibers continuously fed to the fiber collecting surface 101 is thus first removed by means of this second pair of auxiliary rolls 21.
  • the thread take-off caused by this second pair of auxiliary rollers 21 has reached its desired speed, the thread F is inserted in the usual manner into the nip line of the machine-side main take-off roller pair 13 and released by the auxiliary roller pair 21.
  • the thread take-off now takes place through the main roller pair 13.
  • a special piecing spool (not shown) may be provided by which withdrawn a Anspinnfaden and in the two auxiliary roller pairs 20th and 21 is inserted.
  • the piecing also occurs in this case in the above described manner, however, in contrast to the above described method in coordination with the piecing of the newly formed thread F from the yarn section originating from the piecing spool must be separated and handed over to the empty tube.
  • inventive method and the device according to the invention can be modified in many ways, in particular by Replacement of individual characteristics by equivalents or by other combinations of characteristics or their equivalents. So has been an embodiment described in which on the movable maintenance device 2 a separate air source 24 is arranged in the form of a fan. Instead of such a fan, however, can also be provided that the Maintenance device 2 via a line, not shown, with a machine side Saug Kunststoff ein can be associated.
  • the switching valve 42 is also a drive device 43 associated, which via a control line 32nd is in communication with the control device 3.
  • the changeover valve 42 is controlled with the aid of its drive device 43 so that the air line 231 with the vacuum line 240 is connected. This connection is maintained until the thread store 23 has formed a thread loop G which is sufficiently large for the piecing return delivery and the second pair of auxiliary rolls 21 have been shut down.
  • negative pressure is brought by appropriate control by the control device 3, the switching valve 42 in its other operating position in which it connects the air line 231 with the pressure line 241.
  • the size of the yarn store 23 is predetermined Thread loop G formed.
  • the thread loop G can in principle always have the same size, so that the second auxiliary roller pair 21st always make an equal number of turns around a loop of thread G to produce desired size.
  • a spinning element 100 in adaptation to the fiber material to be spun or to achieve certain thread characters against another, more suitable for the desired purpose Spinner is replaced.
  • a lid which is a spinning element 100th receiving housing or the spinning element 100 or a pair of spinning elements directly covers, with exchange.
  • the size of the Thread loop G are set to an average value. It is more appropriate
  • the size of the thread loop G in adaptation to the changed geometric conditions of the open-end spinning device 10 to adjust can, as described below, so that to achieve optimal Anspinnminister also the thread loop G different sizes is measured.
  • the spinning element 100 is designed as a spinning rotor, this means that this thread loop G in particular to the diameter to adapt the used to be used spinning rotor by For smaller spinning rotors, a smaller thread loop G than for larger ones Spinning rotors is provided and vice versa.
  • control device 3 an adjuster 30 to provide the required data to be able to enter.
  • the input can be done in different ways, wherein the adjusting device 30 is formed in a correspondingly adapted manner is.
  • corresponding keys (not shown) can be provided, with their help the required inputs in direct or indirect Can be entered.
  • the adjustment can also a device for recording and reading of data carriers, eg. B. a CD-ROM, a data carrier tape, a chip, etc., have.
  • the thread return delivery is only a single size according to the method described above variable. This purpose is useful when the return of the thread end E on or in the yarn draw-off nozzle 12 is always the same size regardless of which thread length for the actual piecing in the thread store 23 must be cached.
  • the thread F before formation a thread overflow as temporarily to be stored piecing reserve with his thread end E not only in a ready position P in the next Near the thread take-off nozzle 12 brought, but this readiness position P is always invariable with respect to the open-end spinner 10 the same regardless of the given geometric Conditions.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
EP03027982A 2003-02-06 2003-12-05 Procédé et dispositif pour rattacher un fil dans un métier à filer à bout libre Expired - Lifetime EP1445360B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10304729 2003-02-06
DE10304729A DE10304729A1 (de) 2003-02-06 2003-02-06 Verfahren und Vorrichtung zum Anspinnen eines Fadens in einer Offenend-Spinnvorrichtung

Publications (3)

Publication Number Publication Date
EP1445360A2 true EP1445360A2 (fr) 2004-08-11
EP1445360A3 EP1445360A3 (fr) 2005-04-06
EP1445360B1 EP1445360B1 (fr) 2006-09-20

Family

ID=32603165

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03027982A Expired - Lifetime EP1445360B1 (fr) 2003-02-06 2003-12-05 Procédé et dispositif pour rattacher un fil dans un métier à filer à bout libre

Country Status (3)

Country Link
US (1) US7036300B2 (fr)
EP (1) EP1445360B1 (fr)
DE (2) DE10304729A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009033438A2 (fr) * 2007-09-12 2009-03-19 Rieter Cz, A.S. Dispositif de maintenance d'une machine de filature par jet et procédés de manipulation avec des fils dans une unité en fonctionnement d'une machine de filature par jet
EP2784193B1 (fr) * 2013-03-19 2019-01-30 Maschinenfabrik Rieter Ag Poste de filage d'un métier à filer et son procédé de fonctionnement

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20032004A1 (it) * 2003-10-16 2005-04-17 Savio Macchine Tessili Spa Dispositivo introduttore-estrattore del bandolo nel rotore di filatura open-end
ITMI20050605A1 (it) * 2005-04-11 2006-10-12 Savio Macchine Tessili Spa Dispositivo di gestione del filo per carrelli di servizio per filatoi open-end
CN100532663C (zh) * 2007-11-08 2009-08-26 经纬纺织机械股份有限公司 转杯纺纱机自动接头装置
CN103397416A (zh) * 2013-08-06 2013-11-20 上海淳瑞机械科技有限公司 一种转杯纺纱机的落筒换纱管方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2711554A1 (de) * 1977-03-17 1978-09-21 Schlafhorst & Co W Anspinnvorrichtung
EP0274016A2 (fr) * 1982-01-26 1988-07-13 Rieter Ingolstadt Spinnereimaschinenbau AG Procédé et dispositif de rattache pour machine de filature à bout libre
WO2000073548A1 (fr) * 1999-05-31 2000-12-07 Rieter Elitex A.S. Reprise du mou de fil apres filature sur un metier a rotor
DE10217243A1 (de) * 2002-04-15 2003-10-23 Stahlecker Gmbh Wilhelm Verfahren zum Abspinnen eines Fadens an einer Offenend-Spinnvorrichtung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2939644C2 (de) * 1979-09-29 1982-10-14 Schubert & Salzer Maschinenfabrik Ag, 8070 Ingolstadt Verfahren und Vorrichtung zur Beseitigung einer Unregelmäßigkeit am laufenden Faden an einer Offenend-Spinnstelle während des Spinnens
DE3440009C2 (de) * 1984-11-02 1994-07-07 Schlafhorst & Co W Verfahren und Vorrichtung zum Bilden eines Anspinners
DE3640217A1 (de) * 1986-11-25 1988-05-26 Fritz Stahlecker Oe-rotorspinnmaschine
DE4028465A1 (de) * 1990-09-07 1992-03-12 Schlafhorst & Co W Verfahren und vorrichtung zum automatischen beheben einer fadenunterbrechung an einer spinnvorrichtung
DE4432240A1 (de) * 1994-09-10 1996-03-14 Schlafhorst & Co W Verfahren und Vorrichtung zum Abzug eines Fadens an einer Spinnstelle
DE19955674A1 (de) * 1999-11-19 2001-05-23 Schlafhorst & Co W Anspinnvorrichtung mit einer Auswerteeinrichtung zur Ermittlung von Parametern eines automatischen Anspinnvorgangs

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2711554A1 (de) * 1977-03-17 1978-09-21 Schlafhorst & Co W Anspinnvorrichtung
EP0274016A2 (fr) * 1982-01-26 1988-07-13 Rieter Ingolstadt Spinnereimaschinenbau AG Procédé et dispositif de rattache pour machine de filature à bout libre
WO2000073548A1 (fr) * 1999-05-31 2000-12-07 Rieter Elitex A.S. Reprise du mou de fil apres filature sur un metier a rotor
DE10217243A1 (de) * 2002-04-15 2003-10-23 Stahlecker Gmbh Wilhelm Verfahren zum Abspinnen eines Fadens an einer Offenend-Spinnvorrichtung

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009033438A2 (fr) * 2007-09-12 2009-03-19 Rieter Cz, A.S. Dispositif de maintenance d'une machine de filature par jet et procédés de manipulation avec des fils dans une unité en fonctionnement d'une machine de filature par jet
WO2009033438A3 (fr) * 2007-09-12 2009-04-30 Rieter Cz As Dispositif de maintenance d'une machine de filature par jet et procédés de manipulation avec des fils dans une unité en fonctionnement d'une machine de filature par jet
EP2784193B1 (fr) * 2013-03-19 2019-01-30 Maschinenfabrik Rieter Ag Poste de filage d'un métier à filer et son procédé de fonctionnement

Also Published As

Publication number Publication date
EP1445360A3 (fr) 2005-04-06
US20050016156A1 (en) 2005-01-27
US7036300B2 (en) 2006-05-02
DE50305105D1 (de) 2006-11-02
DE10304729A1 (de) 2004-08-19
EP1445360B1 (fr) 2006-09-20

Similar Documents

Publication Publication Date Title
DE3734565C2 (fr)
DE10133125B4 (de) Verfahren zum Anspinnen des Garnes auf einer Arbeitsstelle einer Rotorspinnmaschine und Vorrichtung zur Durchführung des Verfahrens
DE3123494C2 (de) Verfahren und Vorrichtung zum Aufwinden eines neu angesponnenen Fadens auf eine in eine Spulvorrichtung eingelegte Leerhülse
DE10139075A1 (de) Offenend-Rotorspinnmaschine
DE3706728A1 (de) Verfahren und vorrichtung zum anspinnen einer mit einem pneumatischen drallorgan arbeitenden spinnvorrichtung
DE69803275T2 (de) Verfahren zum individuellen fadenanspinnen an einer arbeitseinheit einer rotorspinnmaschine und vorrichtung zur durchführung des verfahrens
DE2753349C2 (de) Verfahren und Vorrichtung zum Anspinnen eines Umwindegarnes
DE3338833A1 (de) Verfahren und vorrichtung zum anspinnen eines garnes an einem spinnaggregat einer oe-friktions-spinnmaschine
DE3903782C2 (de) Verfahren zum Anspinnen einer Offenend-Spinnvorrichtung und Offenend-Spinnmaschine mit einer Einrichtung zum Anspinnen einzelner oder mehrerer Spinnvorrichtungen
DE19641060A1 (de) Verfahren und Vorrichtung zum Garnanspinnen an einer Offenend-Spinnmaschine
DE19815518A1 (de) Verfahren und Vorrichtung zum Spinnen mit unterdrücktem Fadenballon
EP1445360B1 (fr) Procédé et dispositif pour rattacher un fil dans un métier à filer à bout libre
EP1182284B1 (fr) Métier à filer à bout libre, et procédé pour enrouler un fil temporairement à l'aide de tel métier
DE102009050582A1 (de) Verfahren zum Anspinnen einer Offenend-Rotorspinnvorrichtung
DE4321440C2 (de) Verfahren und Vorrichtung zum Anspinnen einer Offenend-Spinnvorrichtung
EP0826804B1 (fr) Méthode et dispositif pour rattacher un fil dans un métier à filer à bout ouvert
WO2021122669A1 (fr) Procédé permettant d'agencer un brin de fibres sur un dispositif de filage d'un poste de filage
EP0276208B1 (fr) Dispositif pour la reprise du filage sur un dispositif de filage open-end a friction
EP1129973B1 (fr) Procédé et dispositif pour déposer une réserve de fil sur une bobine
DE10010196A1 (de) Verfahren und Vorrichtung zum pneumatischen Halten eines Fadens
LU503240B1 (de) Faserbandvorbereitung
EP0266343B1 (fr) Procede et dispositif pour relier des fils sur un dispositif de filage a friction
DE102007052436B4 (de) Verfahren zur Übergabe eines von einer Kreuzspule zurückgeholten, in einer Spinnvorrichtung angesponnenen Fadens an den Changierfadenführer einer Arbeitsstelle einer Offenend-Spinnmaschine
DE102018102140A1 (de) Verfahren zum Abziehen eines Fadens an Offenend-Spinnmaschinen
DE2043935B2 (de) OE-Rotorspinnmaschine

Legal Events

Date Code Title Description
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

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL LT LV MK

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL LT LV MK

RIC1 Information provided on ipc code assigned before grant

Ipc: 7D 01H 4/48 A

17P Request for examination filed

Effective date: 20050517

AKX Designation fees paid

Designated state(s): CZ DE IT

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): CZ DE IT

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: 20060920

REF Corresponds to:

Ref document number: 50305105

Country of ref document: DE

Date of ref document: 20061102

Kind code of ref document: P

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

26N No opposition filed

Effective date: 20070621

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

Ref country code: IT

Payment date: 20161230

Year of fee payment: 14

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

Ref country code: DE

Payment date: 20171229

Year of fee payment: 15

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

Ref country code: IT

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

Effective date: 20171205

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 50305105

Country of ref document: DE

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

Ref country code: DE

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

Effective date: 20190702