WO1998039504A1 - Machine modulaire a filer et a retordre avec elements de transmission individuelle de fuseaux avec systeme de pliage conique ou double conique continu et individuel - Google Patents

Machine modulaire a filer et a retordre avec elements de transmission individuelle de fuseaux avec systeme de pliage conique ou double conique continu et individuel Download PDF

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Publication number
WO1998039504A1
WO1998039504A1 PCT/ES1998/000054 ES9800054W WO9839504A1 WO 1998039504 A1 WO1998039504 A1 WO 1998039504A1 ES 9800054 W ES9800054 W ES 9800054W WO 9839504 A1 WO9839504 A1 WO 9839504A1
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WO
WIPO (PCT)
Prior art keywords
conical
individual
spinning
continuous
double
Prior art date
Application number
PCT/ES1998/000054
Other languages
English (en)
Spanish (es)
Inventor
Jordi Galan I Llongueras
Original Assignee
Jordi Galan I Llongueras
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
Priority claimed from ES9700470A external-priority patent/ES2154093B1/es
Application filed by Jordi Galan I Llongueras filed Critical Jordi Galan I Llongueras
Priority to EP98905425A priority Critical patent/EP0916755B1/fr
Priority to US09/180,212 priority patent/US6260341B1/en
Priority to ES98905425T priority patent/ES2184234T3/es
Priority to DE69807626T priority patent/DE69807626T2/de
Priority to DK98905425T priority patent/DK0916755T3/da
Priority to AU61010/98A priority patent/AU6101098A/en
Publication of WO1998039504A1 publication Critical patent/WO1998039504A1/fr

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Classifications

    • 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
    • D01H1/14—Details
    • D01H1/36—Package-shaping arrangements, e.g. building motions, e.g. control for the traversing stroke of ring rails; Stopping ring rails in a predetermined position
    • 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
    • D01H1/14—Details
    • D01H1/20—Driving or stopping arrangements
    • D01H1/24—Driving or stopping arrangements for twisting or spinning arrangements, e.g. spindles
    • D01H1/244—Driving or stopping arrangements for twisting or spinning arrangements, e.g. spindles each spindle driven by an electric motor
    • 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
    • D01H1/14—Details
    • D01H1/20—Driving or stopping arrangements
    • D01H1/32—Driving or stopping arrangements for complete machines

Definitions

  • the object of the present invention patent refers, as its title indicates, a spinning and modular twisting machine with individual spindle transmission elements with continuous and individual conical or double conical folding system by conventional asynchronous alternating current motors powered by frequency inverters and programmed by a control unit or computer.
  • the modular spinning and twisting machine with individual spindle transmission elements with continuous and single conical double conical folding system consists of a chassis or frame consisting of two metal cabinets, one on the right and one on the left, with Vertical parallelepiped shape, preferably made of sheet steel and which have, on the outer side faces, a revolving door each to give access to its interior.
  • a chassis or frame consisting of two metal cabinets, one on the right and one on the left, with Vertical parallelepiped shape, preferably made of sheet steel and which have, on the outer side faces, a revolving door each to give access to its interior.
  • transverse bars constructed, preferably, of welded steel tube that will support the various mobile elements that we will describe later.
  • the spinning or twisting spindles with the corresponding motor system of each one of said spindles.
  • the spindles are rotating vertical axes on which the different types of reels that are needed to spin or twist are introduced. These spindles are supported by a double bearing system, called balls.
  • the upper bearing is packaged together with a synthetic rubber ring or silencblock with the capacity to absorb the radial vibrations that occur and the lower one is mounted on a support of the so-called oscillators with radial movement capacity.
  • the spindle has a pulley attached to a transmission belt, of the so-called flat ones, which is connected by said belt of transmission with the electric motor of alternating current, of those of the asynchronous type that is fixed on another pair of tubular crossbars located in the back part of the frame.
  • the rocker In the upper part of the spindle and, coaxial with it, is the rocker that is equipped with an alternative vertical movement of ascent and descent on which the cursor rotates, which is the one that generates the twisting of the thread.
  • the thread guide Above the rocker arm, and also with a movement similar to that of the rocker arm, but at a different speed, there is the thread guide, which, as its name indicates, has the function of directing the different threads towards the cursor coming from the corronera or feeding set .
  • each spindle is constituted by a pair of feed rollers, by the thread inlet roller and the pressure cylinder.
  • the feed rollers preferably made of carbon steel and subsequently chrome plated, are moved by two horizontal axes which in turn are driven, through a flat belt transmission system, by alternating current motor that is powered by a drive frequency of those of the conventional type and which is controlled by a potentiometer, all located in the cabinet on the right side.
  • These axes are made of carbon steel and pass through the machine from one side cabinet to the other on which they are supported, and that one axis is located on the other vertically and is connected to each other by a chain of links that gives them the same meaning rotation.
  • the pressure roller that is fixed by means of bearings, of the so-called balls, to the pressure arm which in turn is fixed by means of bearings. to another horizontal axis located above those that support the feed rollers.
  • Said pressure arm is provided with radial displacement capacity when it is driven by a pneumatic cylinder in order to exert more or less pressure on the threads that run through the pressure roller and the feed rollers.
  • the pneumatic cylinders that drive the pressure rollers of the feeding systems of each spindle are driven by the flow of pressurized air from the general network of compressed air of the factory whose pressure is regulated by a control valve located in the cabinet left side.
  • the main elements that are in continuous motion are the spindles, which can rotate each one at a different speed; the rocker, which has an upward and downward vertical reciprocating movement, on which the cursors rotate; the thread guide, that the same as the rocker has an alternative vertical upward and downward movement; the feed rollers; the pressure rollers and the thread entry rollers.
  • Each spindle has a rotating movement on its own axis which is provided by an asynchronous electric motor of alternating current through a belt, preferably those of the flat type with internal teeth.
  • Each motor is individually controlled by a frequency inverter, preferably those of the conventional, vector or other type, which is programmed independently for each spindle by means of a potentiometer on the control panel of each spindle, so that each spindle has capacity of turning at a different speed as well as a different direction of rotation.
  • a frequency inverter preferably those of the conventional, vector or other type, which is programmed independently for each spindle by means of a potentiometer on the control panel of each spindle, so that each spindle has capacity of turning at a different speed as well as a different direction of rotation.
  • the rocker moves vertically along two vertical axes located one in each side cabinet. These axes are cylindrical in shape and are made of carbon steel and are tied, on the underside, to each of the cabinets that constitute the frame. Said rocker has an alternative vertical movement of ascent and descent with a stroke length equivalent to the height of the spindle reel capable of regulating said stroke.
  • the thread guides in a similar way that the rocker moves over these sliding along the same axes mentioned above.
  • the movement, both of the rocker arm and of the wire guides, is generated by an electric motor of alternating current that is equipped with a variable speed drive of those of the type of discs and which is regulated manually. From this variator, the rotation is transmitted to a speed reducer box by means of a belt of the flat toothed type internally and from this box a horizontal axis that rotates two drums of different diameter on which the metal braces or cables are wound those who hang the thread guides and the rocker.
  • the alternating upward and downward movement is generated as a result of the change in the direction of rotation of the motor that moves them controlled by the limit switches located in the drums.
  • the thread guides and the rocker they are moved by the same system and the same gearmotor-variator so they all have the same frequency of travel.
  • the feed rollers which are fixed on two horizontal horizontal axes vertically one above the other, are driven by the same AC motor and governed by a frequency inverter that allows them to vary the speed of rotation through a potentiometer of control. Between one axis and another the rotation is transmitted through a chain of the type of links so that both axes have the same direction of rotation.
  • Both the drive motor and the frequency inverter and the control potentiometer are located in the cabinet on the right of the frame assembly. Finally, the pendular movement of the arm of each pressure roller is driven by a pneumatic cylinder.
  • a reel of the so-called conventional ones consisting of a central body in the form of a cylinder that has a circular disk with a diameter between two and five times the diameter of the lower part.
  • central body on which the processed thread will rest and, on the top also has another circular disk, but with a diameter slightly larger than the central body.
  • said spool through the lower part of the central body, the end of the processed thread is threaded and the spinning and twisting machine is driven by rotating the spool driven by the spindle.
  • the thread or cord is folded according to a simple scheme of a ball in which most of its length is cylindrical and the upper end is conical, with the new system of conical folding or double conical continuous and individually the folding scheme is that of a ball that is constituted by multiple cylinders and multiple concentric cone trunks, superimposed externally on one another called “subcycles" and that each one of said subcycles is formed by a certain number, much smaller that in the conventional system, of layers of thread or cord with the particularity that each subcycle reaches a height slightly smaller than the previous subcycle.
  • the set of a certain number of subcycles is what is called "large repetitive cycle.”
  • the spinning and twisting machine with individual spindle transmission elements as it has a control unit constituted by a computer that gives said machine the ability to program, through the screen, the number of meters that you want to store in each reel, the length of the reel, the height (h) of the conical or height of the cone trunk, and through a screen restricted to the user the number of subcycles (m) and the number of layers thread or cord of each subcycle (n) according to the characteristics of the family of processed products.
  • the difference in height between one layer and another (Ca) and the difference in height between one subcycle and another (Cb) through the calculation algorithm provided by the control computer establishes the corresponding parameters.
  • Said computer also provides said machine with the ability to program different forms of clews: of a single cone, double cone or fully cylindrical, all these forms achieved with the same scheme of subcycles and layers set forth above.
  • the new control unit With the improvement introduced with the new control unit, it provides spinning, twisting machines, spinning textiles, flap lighters, fin twists, etc. Ability to apply the programming possibilities described above to each of the spindles that said machine has individually.
  • Fig. 1 Front elevation view of the spinning and modular twisting machine with individual spindle transmission elements with continuous and individual conical or double conical folding system.
  • Fig. 2 Plan view of the spinning and twisting machine with individual spindle transmission elements with continuous and individual conical or double conical folding system.
  • Fig. 4 Section view of the detail of the spindle bearing support system.
  • Fig. 5 Elevation and plan view of the right cabinet.
  • Fig. 6 Elevation and plan view of the left cabinet.
  • Fig. 7 Elevation view of a fully cylindrical reel with the same two circular discs.
  • Fig. 8 Elevation view of a reel folded by the so-called conventional method.
  • Fig. 9 Elevation view of the continuous conical folding scheme.
  • the modular spinning and twisting machine with individual spindle transmission elements with continuous and single conical double conical folding system consists of a chassis or frame consisting of two metal cabinets, one on the right (1) and one on the left (2), in the form of a vertical parallelepiped, preferably constructed of sheet steel and having, on the outer side faces, a revolving door (3) each to give access to its interior.
  • a chassis or frame consisting of two metal cabinets, one on the right (1) and one on the left (2), in the form of a vertical parallelepiped, preferably constructed of sheet steel and having, on the outer side faces, a revolving door (3) each to give access to its interior.
  • transverse bars (4) constructed, preferably, of welded steel tube that will support the various mobile elements that we will describe later.
  • the spindles ( 5) to spin or twist with the corresponding drive system (6) of each of said spindles (5).
  • the spindles (5) are rotating vertical axes on which the different types of reels (7) that are needed to spin or twist are introduced.
  • Said spindles (5) are supported by a double-bearing system, called balls.
  • the upper bearing (8) is packaged together with a ring (9) of synthetic rubber or silencblock with capacity to absorb the radial vibrations that occur and the lower one (10) is mounted on a support (11) of the so-called oscillators with capacity of radial movement.
  • the spindle has a pulley (12) fixed for a transmission belt (13), of the so-called flat ones, which is connected by said transmission belt with the electric motor (14) of alternating current, of those of the type asynchronous that is fixed on another pair of tubular crossbars located at the rear of the frame.
  • the rocker arm (15) which is provided with an alternative vertical movement of ascent and descent on which the cursor (16) rotates, which is what generates the twisted of the thread
  • the thread guide (17) which, as its name implies, has the function of directing the different threads towards the cursor (15) coming from the purse or feed assembly.
  • each spindle is constituted by a pair of feed rollers (19), by the thread inlet roller (18) and the pressure cylinder (21).
  • the feed rollers (19) preferably constructed of carbon steel and subsequently chrome plated, are moved by two horizontal axes (22) which in turn are driven, through a flat belt transmission system (23), by motor (24) of alternating current that is powered by a frequency converter of the conventional type and that is controlled by the control unit or computer (29).
  • Said axes are made of carbon steel and pass through the machine from one side cabinet to the other on which they are supported, and that one axis is located on the other vertically and is connected to each other by a chain (25) of links that gives them in the same direction of rotation.
  • the pressure roller (21) that is fixed by means of bearings, from the so-called balls, to the pressure arm (20) which in turn is fixed by means of bearings, also, to another horizontal axis (27) located above those supported by the feed rollers (19).
  • Said pressure arm (20) is provided with radial displacement capacity when it is driven by a pneumatic cylinder (28) in order to exert more or less pressure on the threads (26) that run through the pressure roller (21) and the feed rollers (19).
  • the pneumatic cylinders (28) that drive the pressure rollers (21) of the feed systems of each spindle are driven by the flow of pressurized air from the factory's general compressed air network.
  • the main elements that are in continuous motion are the spindles (5), which can rotate each one at a time. different speed; the rocker (15), which has an upward and downward vertical reciprocating movement, on which the cursors (16) rotate; the thread guide (17), that the same as the rocker arm (15) has an alternative vertical upward and downward movement; the feed rollers (19); the rollers of pressure (21) and the thread inlet rollers (18).
  • Each spindle (5) has a rotating movement on its own axis which is provided by an asynchronous electric motor (14) of alternating current through a belt (13), preferably those of the flat type with internal teeth.
  • Each motor (14) is individually controlled by a frequency inverter, preferably those of the conventional, vector or other type, which is programmed independently for each spindle (5) by the control unit or computer (29) so that each spindle (5) has the ability to rotate at a different speed as well as a different direction of rotation.
  • the rocker (15) moves vertically along two vertical axes (30) located one in each side cabinet.
  • Said shafts (30) are cylindrical in shape and are made of carbon steel and are tied, on the underside, to each of the cabinets (1) and (2) that constitute the frame.
  • Said rocker (15) has an alternative vertical movement of ascent and descent with a stroke length equivalent to the height of the spool (7) of the spindle (5) with the capacity to regulate said stroke.
  • the thread guides (17) in a similar way that the rocker moves over these slides along the same axes mentioned above.
  • the movement, both of the rocker arm (15) and of the thread guides (17), is generated by an electric motor (31) of alternating current that is provided with a speed variator (32), of the type of discs, which is manually regulated by hand (33). From said variator (32), the rotation is transmitted to a speed reduction box (34) by means of a belt (35) of the internally toothed plane type and from this box a horizontal axis (36) turns which rotates two drums (37 ) of different diameter on which the braces (38) or metal cables of which the thread guide (17) and the rocker arm (15) hang.
  • the alternating upward and downward movement is generated as a result of the change of direction of rotation of the motor (31) that moves them controlled by limit switches (39) located in the drums.
  • the thread guides (17) and the rocker arm (15) are moved by the same system and the same gearmotor-variator, so they all have the same travel frequency.
  • a reel (7) of the so-called conventional Fig. 8 is constituted, constituted by a central body (53) in the form of a cylinder that has a disc at the bottom circular of a diameter between two and five times the diameter of the central body (53) on which the processed wire will rest and, on the top, also has another circular disk, but with a diameter slightly greater than the central body (53) .
  • the set of a certain number of subcycles is what is called “large repetitive cycle” (46).
  • the spinning and twisting machine with individual spindle transmission elements as it has a control unit (29) constituted by a computer that provides said capacity machine to be able to program, via screen , the number of meters to be stored in each reel (7), the length of the reel, the height (h) (49) of the conical or height of the cone trunk, and through a screen restricted to the user the number of Subcycles (m) and the number of thread or cord layers of each subcycle (n) according to the characteristics of the family of processed products.
  • the difference in height between one layer and another (Ca) (48) and the difference in height between one subcycle and another (Cb) (47) through the calculation algorithm provided by the control computer sets the parameters corresponding.
  • said computer (29) gives said machine the ability to program different forms of clews: single cone, double cone or fully cylindrical, all these forms achieved with the same scheme of subcycles and layers set out above.
  • the duty cycle for each of these spindles is programmed through the display (29) of the control unit or computer by entering the following information: the degree of torsion, the shape of the ball (simple cone, cone double or straight), the number of meters to be processed for each spindle, the conical (49) and the reel height (50).
  • the torsion index is provided by the calculation made by the control unit or computer (29) for the frequency converter of each of the motors with the information of the speed of rotation of each of the spindles provided by the encoder or generator of impulses of the motor and for the speed of rotation of the rollers of feeding that also provides the generator of impulses or encoder of the variator of frequency of the motor that moves the axes of the rollers of feeding.
  • the work cycle begins by winding or folding the thread or cord over the central body (53) of the spool from the bottom up once it reaches the maximum height of the spool by the action of the rocker slide, the thread or cord gives I begin to fold the next layer down, in this case of a lower height since it is conditioned by the programmed dimension of the high conic (48), so that we get to configure a complete sub-cycle (45) of n layers (44) that will start the configuration of a new subcycle, with the same number of layers as the previous one, which according to the size of the low conical (47) will be of lower height than the first and so on until, as a result of the number of meters programmed for folding on each reel, it stops while the other spindles continue their process continuously and indefinitely without stopping.
  • the individual start switch (52) of each reel is activated, starting a new folding.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Structural Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Abstract

Machine à filer et à retordre modulaire avec éléments de transmission individuelle de fuseaux avec système de pliage conique ou double conique continu et individuel, constituée d'un châssis ou structure comprenant deux armoires métalliques, un corps central qui les assemble, une série d'éléments mobiles, dont les fuseaux dotés de leur système d'actionnement correspondant, le balancier sur lequel pivotent les curseurs, le guide-fil, le système d'alimentation et les tableaux de commande. Ladite machine peut produire des bobines pliées par le système de pliage conique ou double conique continu et individuel. Cette machine est utilisée pour filer et retordre les fils, les cordons et autre produits analogues de manière continue et sans fin.
PCT/ES1998/000054 1997-03-04 1998-03-04 Machine modulaire a filer et a retordre avec elements de transmission individuelle de fuseaux avec systeme de pliage conique ou double conique continu et individuel WO1998039504A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP98905425A EP0916755B1 (fr) 1997-03-04 1998-03-04 Machine modulaire a filer et a retordre avec elements de transmission individuelle de fuseaux avec systeme de pliage conique ou double conique continu et individuel
US09/180,212 US6260341B1 (en) 1997-03-04 1998-03-04 Modular machine for spinning and doubling with elements for transmitting individually the spindles with conical or double conical continuous and individual folding system
ES98905425T ES2184234T3 (es) 1997-03-04 1998-03-04 Maquina modular para hilar y doblar con elementos para la transmision individual de los husos con un sistema de plegado conico, continuo e individual o conico doble.
DE69807626T DE69807626T2 (de) 1997-03-04 1998-03-04 Modulare spinn- und zwirnmaschine mit an den spindeln individuellen fadenführern mit wickelsystem für konische oder doppelkonische spulen
DK98905425T DK0916755T3 (da) 1997-03-04 1998-03-04 Modulær spinde- og tvinde-maskine med transmissionselementer til spindlernes individuelle og kontinuerlige koniske eller dobbelt-koniske viklesystem
AU61010/98A AU6101098A (en) 1997-03-04 1998-03-04 Modular machine for spinning and doubling with elements for transmitting individually the spindles with conical or double conical continuous and individual folding system

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
ESP9700470 1997-03-04
ES9700470A ES2154093B1 (es) 1997-03-04 1997-03-04 Maquina de hilar y de retorcer modular con elementos de transmision individual de husos mejorada.
ESPCT/ES97/00168 1997-07-03
ES9800015A ES2159995B1 (es) 1997-03-04 1998-01-08 C.a. a la p.i. 9700470 "maquina de hilar y de retorcer modular con elementos de transmision individual de husos mejorada" introduciendo la mejora denominada "sistema de plegado conico o doble conico continuo e individual".
ESP9800015 1998-01-08

Publications (1)

Publication Number Publication Date
WO1998039504A1 true WO1998039504A1 (fr) 1998-09-11

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/ES1998/000054 WO1998039504A1 (fr) 1997-03-04 1998-03-04 Machine modulaire a filer et a retordre avec elements de transmission individuelle de fuseaux avec systeme de pliage conique ou double conique continu et individuel

Country Status (7)

Country Link
EP (1) EP0916755B1 (fr)
AU (1) AU6101098A (fr)
DE (1) DE69807626T2 (fr)
DK (1) DK0916755T3 (fr)
ES (1) ES2184234T3 (fr)
PT (1) PT916755E (fr)
WO (1) WO1998039504A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2187227B1 (es) 1999-12-27 2004-10-16 Galan Textile Machinery, S.L. Maquina de hilar retorcedera-reunidora de anillos, de modulos unitarios de produccion autonomos e independientes.
ES2600314B2 (es) * 2016-08-22 2018-02-27 Twistperfect, S.L. Máquina retorcedora de hilos

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2296420A (en) * 1940-05-01 1942-09-22 Foster Machine Co Yarn package
GB2029459A (en) * 1978-08-24 1980-03-19 Snia Viscosa Building motions
US4204653A (en) * 1978-05-09 1980-05-27 Teijin Limited Non-uniformly wound yarn package
EP0140801A1 (fr) * 1983-10-07 1985-05-08 Société dite: ASA S.A. (société anonyme) Dispositif de commande de monte et baisse des porte-anneaux de machines textiles tels que métiers à retordre
US4562388A (en) * 1983-03-18 1985-12-31 Zinser Textilmaschinen Gmbh Windup-control system for textile machinery
JPS61201028A (ja) * 1985-02-27 1986-09-05 Toyoda Autom Loom Works Ltd 紡機における駆動装置
JPH07216664A (ja) * 1994-01-27 1995-08-15 Toyota Autom Loom Works Ltd 繊維機械の運転条件設定方法及び制御装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2296420A (en) * 1940-05-01 1942-09-22 Foster Machine Co Yarn package
US4204653A (en) * 1978-05-09 1980-05-27 Teijin Limited Non-uniformly wound yarn package
GB2029459A (en) * 1978-08-24 1980-03-19 Snia Viscosa Building motions
US4562388A (en) * 1983-03-18 1985-12-31 Zinser Textilmaschinen Gmbh Windup-control system for textile machinery
EP0140801A1 (fr) * 1983-10-07 1985-05-08 Société dite: ASA S.A. (société anonyme) Dispositif de commande de monte et baisse des porte-anneaux de machines textiles tels que métiers à retordre
JPS61201028A (ja) * 1985-02-27 1986-09-05 Toyoda Autom Loom Works Ltd 紡機における駆動装置
JPH07216664A (ja) * 1994-01-27 1995-08-15 Toyota Autom Loom Works Ltd 繊維機械の運転条件設定方法及び制御装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN *

Also Published As

Publication number Publication date
EP0916755B1 (fr) 2002-09-04
AU6101098A (en) 1998-09-22
DE69807626T2 (de) 2003-08-07
ES2184234T3 (es) 2003-04-01
DE69807626D1 (de) 2002-10-10
DK0916755T3 (da) 2002-12-16
PT916755E (pt) 2002-12-31
EP0916755A1 (fr) 1999-05-19

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