EP1801058B1 - Dispositif de raccordement et méthode pour le raccordement de bandes de matériau - Google Patents

Dispositif de raccordement et méthode pour le raccordement de bandes de matériau Download PDF

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Publication number
EP1801058B1
EP1801058B1 EP06023183A EP06023183A EP1801058B1 EP 1801058 B1 EP1801058 B1 EP 1801058B1 EP 06023183 A EP06023183 A EP 06023183A EP 06023183 A EP06023183 A EP 06023183A EP 1801058 B1 EP1801058 B1 EP 1801058B1
Authority
EP
European Patent Office
Prior art keywords
web
material web
splicing
roll
tension
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.)
Active
Application number
EP06023183A
Other languages
German (de)
English (en)
Other versions
EP1801058A3 (fr
EP1801058A2 (fr
Inventor
Peter Michler
Alfons Gnan
Achim Helgert
Felix Titz
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.)
BHS Corrugated Maschinen und Anlagenbau GmbH
Original Assignee
BHS Corrugated Maschinen und Anlagenbau GmbH
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 BHS Corrugated Maschinen und Anlagenbau GmbH filed Critical BHS Corrugated Maschinen und Anlagenbau GmbH
Publication of EP1801058A2 publication Critical patent/EP1801058A2/fr
Publication of EP1801058A3 publication Critical patent/EP1801058A3/fr
Application granted granted Critical
Publication of EP1801058B1 publication Critical patent/EP1801058B1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H19/00—Changing the web roll
    • B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
    • B65H19/18—Attaching, e.g. pasting, the replacement web to the expiring web
    • B65H19/1842—Attaching, e.g. pasting, the replacement web to the expiring web standing splicing, i.e. the expiring web being stationary during splicing contact
    • B65H19/1852—Attaching, e.g. pasting, the replacement web to the expiring web standing splicing, i.e. the expiring web being stationary during splicing contact taking place at a distance from the replacement roll
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H26/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms
    • B65H26/02—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs
    • B65H26/025—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs responsive to web breakage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2513/00—Dynamic entities; Timing aspects
    • B65H2513/10—Speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
    • B65H2515/30—Forces; Stresses
    • B65H2515/31—Tensile forces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
    • B65H2515/70—Electrical or magnetic properties, e.g. electric power or current
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/17—Nature of material
    • B65H2701/176—Cardboard
    • B65H2701/1762—Corrugated

Definitions

  • the invention relates to a splicing device and a method for splicing material webs, in particular paper webs for producing a corrugated web in a corrugated board plant.
  • Known splicing devices connect a terminating first material web to a new second material web. At a connection point in the region of the web end of the first material web, it is glued to the web start of the second material web, wherein the part of the first material web remaining in front of the connection point is severed during bonding.
  • This process is referred to in the jargon as Splicen and a corresponding device as Splice device.
  • the invention has for its object to provide a splicing device and a method for splicing material webs, which allow easy detection of a tear of a material web and easy initiation of the splicing of the material webs.
  • the essence of the invention is that by means of at least a measurement device is at least one measurable to the web tension of the endless material web measurement variable is measurable, this measure is supplied to detect a deviation of the web tension of a web tension setpoint of the at least one electronic control device. If the detected deviation exceeds a maximum permissible deviation in terms of amount, then the electronic control device detects a demolition of the rolling material web and brings about at least one operating state change of at least one processing device of the material webs.
  • the at least one control device thus initiates the at least one operating state change by means of the measured variable corresponding to the web tension, wherein the at least one measuring device is present anyway for setting the web tension of the endless material web in the splicing device and thus none further measuring means for detecting a demolition, such as photoelectric sensors, are required.
  • the figure shows a schematic side view of a splicing device for splicing material webs.
  • a splicing device 1 has a base frame 2 with a base frame 3, a base stand 4 and a base frame 5.
  • the base stand 3 is fixed to the floor 6.
  • the base stand 4 is integrally formed, which extends substantially perpendicular to the bottom 6.
  • the base frame carrier 5 is fixed to an end of the base frame stand 4 opposite to the base frame 3 and extends substantially parallel to the bottom 6.
  • a first rolling device 7 and a second rolling device 8 extend, which are integrally formed on the base frame 3 and are arranged opposite to the base frame stand 4.
  • the first unrolling device 7 serves to unroll a first material web 9 from a first material reel 10
  • the second unwinding device 8 serves to unroll a second material web 11 from a second material reel 12.
  • the first unrolling device 7 has for receiving the first material roll 10, a receiving roller 13, which is guided through a central opening of the first material roll 10 and rotatably supported between two mutually parallel holding arms 14 about an axis of rotation 15 is.
  • the holding arms 14 each have an obliquely extending to the bottom 6 and integrally formed on the base frame base 3 first holding arm portion 16 and an adjoining substantially parallel to the bottom 6 extending second holding arm portion 17 ,
  • the receiving roller 13 is disposed on a free end of the second holding arm portion 17 opposite the first holding arm portion 16.
  • the second roll-off device 8 is designed in accordance with the first roll-off device 7, the rotary axes 15 of the roll-off devices 7, 8 extending parallel to one another.
  • the material webs 9, 11 are each fed via a feed roller 18 of a cutting and connecting device 19.
  • the feed rollers 18 are rotatably mounted on roller arms 20 which are pivotally connected to the base support 5.
  • the cutting and connecting device 19 is used to produce an endless material web 21 from the material webs 9, 11. Subsequently, the first material web 9 and / or the second material web 11 is cut after the cutting and joining Device 19 referred to as endless material web 21.
  • the cutting and connecting device 19 has a plurality of processing rollers 22, which are designed and operable such that the material webs 9, 11 are glued together. Furthermore, the cutting and connecting device 19 has a plurality of cutting blades 23, which are designed and actuated such that the material webs 9, 11 are arbitrarily severable.
  • the figure shows the cutting and connecting device 19 in a non-active state. In this state, the first material web 9 is passed through only the processing rollers 22, whereas the second material web 11 is held by the processing rollers 22 in a waiting position, so that if necessary with the first material web. 9 to the endless material web 21 is connectable.
  • the cutting and connecting device 19 is arranged downstream of a first deflection roller 24, which is rotatably mounted in the region of the second material roll 12 on the base frame carrier 5, wherein the material web 21 is guided for deflection about this.
  • the first deflecting roller 24 is followed by a second deflecting roller 25 which rotatably on a carriage 26th is stored.
  • the carriage 26 is arranged in the region of the base frame stand 4 opposite end of the base support 5, wherein the carriage 26 along a direction parallel to the bottom 6 extending displacement direction 27 in a carriage guide 28 is displaceable.
  • the carriage guide 28 extends substantially along the entire base support 5, wherein the carriage 26 is displaceable between a first end position and a second end position.
  • a third deflection roller 30 is rotatably arranged on the base frame carrier 5.
  • the third deflection roller 30 is a fourth deflection roller 31 downstream, which is rotatably mounted on the carriage 26 between the second and third deflection roller 25, 30.
  • rollers (not shown) are rotatably mounted on the carriage 26.
  • the displacement of the carriage 26 is effected by means of an electric drive device 32.
  • the drive device 32 has for driving the carriage 26 to a servo motor 33 which is connected via a line 34 with a power electronics 35 in combination.
  • the servo motor 33 may be formed as an AC servo motor or as a DC servo motor, the power electronics 35 must be adjusted accordingly.
  • the servo motor 33 is fixed to the base frame 5 and connected to one of the rollers in a torque-transmitting manner.
  • the drive device 32 is in signal communication with an electronic control device 36, which is used to drive the drive device 32 has a servo-controller 37.
  • the servo-controller 37 serves to control a desired controlled variable of the servo-motor 33.
  • the control device 36 is in signal connection via a signal line 38 to a measuring device 39, the measuring device 39 serving to measure a measured variable which corresponds to a web tension of the endless material web 21.
  • the measuring device 39 is arranged directly on the drive device 32 and designed such that a variable characterizing the state of the at least one drive device 32 can be measured as a measured variable.
  • the measured variable thus represents a state characterizing the state of the drive device 32, which at the same time allows a determination of the web tension or of a size corresponding to the web tension.
  • the measuring device 39 is a current-measuring device, by means of which a current of the drive device 32 can be measured as a measured variable.
  • the current received by the drive device 32 corresponds to the applied torque of the servo motor 33 required to hold the carriage 26 in the second end position with a desired web tension of the material web 21.
  • the measuring device 39 may be designed as a voltage measuring device by means of which a voltage of the drive device 32 can be measured as the measured variable.
  • the voltage corresponds to a speed of the servo motor 33.
  • the measuring device 39 may be formed as a speed-measuring device, by means of which a speed of the drive device 32 can be measured as a measured variable.
  • resolvers or incremental encoders known as speed measuring devices can be used.
  • As an alternative to the described measuring devices 39 can also mechanical measuring devices, such as measuring cans on one of the deflection rollers or a dancer roller can be used.
  • a continuous crack 40 in the first material web 9 between the first material roll 10 and the deflection roller 18 is shown, which leads to a demolition of the material web 9.
  • the control device 36 is designed such that a deviation of the web tension from a web tension set point can be detected by means of the measured variable corresponding to the web tension and the cutting and joining at a magnitude exceeding a maximum allowable deviation by the detected deviation Device 19 is controllable.
  • the operation of the splicing device 1 will be described below.
  • the first material web 9 is unrolled from the first material roll 10 and fed through the feed roller 18 through the cutting and joining device 19.
  • the web tension of the endless web of material 21 is adjusted by means of roll-down braking of the first unrolling device 7, wherein the unwinding brakes are controlled by the control device 36.
  • the designated as endless material web 21 first material web 9 is deflected by the first deflection roller 24 by 180 ° and guided to the second deflection roller 25, where the endless material web 21 is again deflected by 180 °.
  • the material web 21 is guided to the third deflection roller 30, where it is deflected again and returned to the fourth deflection roller 31.
  • the endless material web 21 is led to the outlet 29, where it leaves the splicing device 1 for the production of corrugated board.
  • the carriage 26 is in the second end position, so that the material web 21st between the deflection rollers 24, 25, 30, 31 forms loops.
  • the carriage 26 is held against the web tension of the material web 21 by means of the drive means 32 in the second end position.
  • the second web of material 11 is partially unwound from the second roll of material 12 and is in a waiting position in the cutting and joining device 19.
  • the first material roll 10 ends after a certain time, so that the second material web 11 has to be connected to the first material web 9.
  • the control device 36 recognizes when the first material roll 10 comes to an end. Before this occurs, the control device 36 controls the cutting and connecting device 19 and the drive device 32.
  • the first web of material 9 is brought to a standstill, whereby by displacing the carriage 26 from the second end position to the first end position, the loops formed by the material web 21 are dissolved and the web of material 21 continues to break the splice Device 1 leaves.
  • the first material web 9 rests in the cutting and joining device 19, it is possible to connect it to the second material web 11.
  • the second material web 11 is bonded by means of the processing rollers 22 to the first material web 9 at a bonding site, wherein the first material web 9 is separated from the material web 21 by means of the cutting blade 23.
  • the second material web 11 is now unrolled from the second material roll 12, wherein during the unwinding of the carriage 26 for forming loops of the material web 21 by means of the drive means 32 from the first end position to the second end Position is shifted. While unrolling the second roll of material 12, a new material roll is further arranged in the first unrolling device 7.
  • a measured variable corresponding to the web tension is constantly measured by means of the measuring device 39.
  • a current of the drive device 32 is measured, which corresponds to the torque of the servo motor 33, which is required for holding the carriage 26 against the force acting in the displacement direction 27 web tension.
  • the control device determines the decrease of the current on the basis of measured values and detects a deviation of the web tension from a web tension set value. In this case, either the web tension can be calculated in the control device 36 or a variable corresponding to the web tension can be calculated. If the detected deviation exceeds a maximum permissible deviation in terms of amount, then the control device 36 detects an outline of the first material web 9 and introduces an operating state change of a processing device arranged downstream of the rolling devices 7, 8. For example, the control device 36 controls the cutting and connecting device 19 and the drive device 32 in the manner already described. To maintain on the endless material web 21, the second material web 11 is then connected in the manner already described with the first material web 9. Alternatively or additionally, the control device 36 cause an operating state change such that one of the splicing device 1 downstream processing means for producing corrugated cardboard is deactivated.
  • the control device 36 detects a brief movement of the carriage 26 and of the slide 9 due to the strongly decreasing web tension after a demolition of the first material web 9 Servo motor 33. Such a movement can be detected directly by means of the speed measuring device or by means of the voltage measured by the voltage measuring device.
  • a measuring device 39 is used for detecting a crack 40 and consequently a deviation of the web tension from a web tension setpoint, anyway for measuring the web tension by means of the second deflecting roller 25 arranged on the carriage 26 and for holding of the carriage 26, no additional measuring equipment is required.
  • a measured variable measured by means of the measuring device 39 is processed in such a way that it easily reveals the material webs 9, 11 and a splicing of the material webs 9, 11 can be easily initiated.

Landscapes

  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Replacement Of Web Rolls (AREA)

Claims (9)

  1. Dispositif de raccordement pour le raccordement de bandes de matériau comprenant
    a. une première installation de déroulement (7) pour le déroulement d'une première bande de matériau (9) à partir d'un premier rouleau de matériau (10),
    b. au moins une seconde installation de déroulement (8) pour le déroulement d'une seconde bande de matériau (11) à partir d'un second rouleau de matériau (12),
    c. une installation de coupe et de raccordement (19) pour la réunion des bandes de matériau (9, 11) en une bande de matériau sans fin (21),
    d. au moins un rouleau déflecteur (25) monté pouvant être tourné et déplacé, pour replier la bande sans fin de matériau (21),
    e. au moins une installation d'entraînement (32) pour le déplacement du rouleau déflecteur (25),
    f. au moins une installation de mesure (39) pour la mesure d'au moins une grandeur correspondant à une tension de la bande sans fin de matériau (21), et
    g. au moins une installation de commande (36) celle-ci étant conçue de telle sorte
    i. qu'une déviation de tension de bande par rapport à une valeur théorique de la tension de bande est détectable au moyen de la grandeur mesurée correspondant à la tension de bande, caractérisé en ce que
    ii. pour un dépassement proportionnel d'une déviation maximale tolérable, au moins une variation de l'état de fonctionnement d'au moins une installation de traitement disposée après au moins l'une des installations de déroulement (7, 8) d'au moins une bande de matériau (9, 11, 21), peut être induite, et
    h. où au moins la variation de l'état de fonctionnement pouvant être induite est un démarrage de l'installation de coupe et de liaison pour le raccordement des bandes de matériau (9, 11).
  2. Dispositif de raccordement selon la revendication 1 caractérisé en ce qu'une variation de l'état de fonctionnement pouvant être apportée est au moins une désactivation de l'installation de traitement.
  3. Dispositif de raccordement selon l'une des revendications 1 ou 2 caractérisé en ce qu'au moins un dispositif de mesure (39) est attenant à au moins un dispositif d'entraînement (32).
  4. Dispositif de raccordement selon l'une des revendications de 1 à 3 caractérisé en ce qu'au moins le dispositif de mesure (39) est conçu de telle sorte qu'en tant que grandeur mesurée, une grandeur caractéristique de l'état du dispositif d'entraînement (32) peut au minimum être mesurée.
  5. Dispositif de raccordement selon la revendication 4 caractérisé en ce qu'au moins un dispositif de mesure (39) est un dispositif de mesure d'électricité et que la grandeur mesurée est un courant dans au moins un dispositif d'entraînement (32).
  6. Dispositif de raccordement selon les revendications 4 ou 5 caractérisé en ce qu'au moins un dispositif de mesure (39) est un dispositif de mesure de tension et que la grandeur mesurée est une tension d'au moins un dispositif d'entraînement (32).
  7. Dispositif de raccordement selon l'une des revendications de 4 à 6 caractérisé en ce qu'au moins un dispositif de mesure (39) est un dispositif de mesure du nombre de tours et que la grandeur mesurée est le nombre de tours d'au moins un dispositif d'entraînement (32).
  8. Procédé pour le raccordement de bandes de matériau en bandes comprenant les étapes de :
    a. préparation d'un premier rouleau de matériau (10) avec une première bande de matériau (9) et au moins un second rouleau de matériau (12) avec une seconde bande de matériau (11),
    b. déroulement de la première bande de matériau (9) à raccorder en une bande sans fin de matériau à partir du premier rouleau de matériau (10),
    c. mesure d'au moins une grandeur mesurée correspondant à une tension de bande sans fin de matériau (21) à l'aide d'au moins un dispositif de mesure (39),
    d. détection d'une déviation de la tension de bande par rapport à une valeur théorique de tension de bande au moyen de la grandeur mesurée correspondant à la tension de bande dans un dispositif de commande électronique (36), caractérisé par
    e. la réalisation d'au moins une variation de l'état de fonctionnement d'au moins un dispositif de traitement disposé après le premier rouleau de matériau (10) pour au moins une bande de matériau (9, 11, 21), lorsqu'une déviation maximale tolérable est dépassée, où au moins une variation de l'état de fonctionnement comprend les étapes de :
    f. la mise en route d'un dispositif de coupe et de raccordement (19) pour raccorder les bandes de matériau (9, 11) en une bande sans fin de matériau (21) au moyen du dispositif de commande (36),
    g. le raccordement de la deuxième bande de matériau (11) avec la première bande de matériau (9) en une bande sans fin de matériau (21) au moyen du dispositif de coupe et de raccordement (19), et
    h. le déroulement d'une seconde bande de matériau (11) à partir du second rouleau de matériau (12).
  9. Procédé selon la revendication 8 caractérisé en ce qu'au moins une variation d'état de fonctionnement comprend une désactivation d'au moins un dispositif de traitement.
EP06023183A 2005-12-21 2006-11-08 Dispositif de raccordement et méthode pour le raccordement de bandes de matériau Active EP1801058B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102005061710A DE102005061710A1 (de) 2005-12-21 2005-12-21 Splice-Vorrichtung und Verfahren zum Splicen von Material-Bahnen

Publications (3)

Publication Number Publication Date
EP1801058A2 EP1801058A2 (fr) 2007-06-27
EP1801058A3 EP1801058A3 (fr) 2008-07-23
EP1801058B1 true EP1801058B1 (fr) 2012-02-29

Family

ID=37845146

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06023183A Active EP1801058B1 (fr) 2005-12-21 2006-11-08 Dispositif de raccordement et méthode pour le raccordement de bandes de matériau

Country Status (4)

Country Link
EP (1) EP1801058B1 (fr)
AT (1) ATE547365T1 (fr)
DE (1) DE102005061710A1 (fr)
ES (1) ES2379578T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10899568B2 (en) 2016-09-19 2021-01-26 New Era Converting Machinery, Inc. Automatic lapless butt material splice

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011018939A1 (de) 2011-04-29 2012-10-31 Felix Titz Verbindungseinrichtung
DE102015218321A1 (de) * 2015-09-24 2017-03-30 Bhs Corrugated Maschinen- Und Anlagenbau Gmbh Splicevorrichtung
DE102016205059A1 (de) * 2016-03-24 2017-09-28 Bhs Corrugated Maschinen- Und Anlagenbau Gmbh Spliceanordnung
DE102016206446A1 (de) 2016-04-15 2017-10-19 Bhs Corrugated Maschinen- Und Anlagenbau Gmbh Spliceanordnung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2129903A1 (de) * 1971-06-16 1973-01-04 Bhs Bayerische Berg Verfahren und vorrichtung zum verbinden einer ablaufenden ersten bahn eines bahnfoermigen materials mit dem anfang einer zweiten bahn eines bahnfoermigen materials
ES441391A1 (es) * 1975-09-30 1977-04-01 Torres Martinez M Sistema de empalmado automatico de bobinas con suministro debanda en proceso continuo aplicable a la alimentacion de ma-quinas manufacturadoras de papel.
DE2627103A1 (de) * 1976-06-16 1977-12-22 Bhs Bayerische Berg Verfahren und vorrichtung zum automatischen erfassen des endes einer bahn oder eines abrisses und verbinden mit dem anfang einer neuen bahn, insbesondere in wellenpappenanlagen
US4100012A (en) * 1976-11-08 1978-07-11 Butler Automatic, Inc. Driven nip roll splicer
DE3816224C1 (fr) * 1988-05-11 1989-12-07 Bhs-Bayerische Berg-, Huetten- Und Salzwerke Ag, 8000 Muenchen, De
ES2234357B1 (es) * 2002-07-25 2006-11-01 Manuel Torres Martinez Empalmador automatico de bandas laminares para procesos de alimentacion continua.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10899568B2 (en) 2016-09-19 2021-01-26 New Era Converting Machinery, Inc. Automatic lapless butt material splice
US11767189B2 (en) 2016-09-19 2023-09-26 New Era Converting Machinery, Inc. Automatic lapless butt material splice

Also Published As

Publication number Publication date
DE102005061710A1 (de) 2007-07-05
ES2379578T3 (es) 2012-04-27
EP1801058A3 (fr) 2008-07-23
ATE547365T1 (de) 2012-03-15
EP1801058A2 (fr) 2007-06-27

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