EP0916490B1 - Inking unit for a rotary printing machine - Google Patents

Inking unit for a rotary printing machine Download PDF

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Publication number
EP0916490B1
EP0916490B1 EP99101488A EP99101488A EP0916490B1 EP 0916490 B1 EP0916490 B1 EP 0916490B1 EP 99101488 A EP99101488 A EP 99101488A EP 99101488 A EP99101488 A EP 99101488A EP 0916490 B1 EP0916490 B1 EP 0916490B1
Authority
EP
European Patent Office
Prior art keywords
chamber
doctor blade
cylinder
doctor
inking unit
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.)
Expired - Lifetime
Application number
EP99101488A
Other languages
German (de)
French (fr)
Other versions
EP0916490A3 (en
EP0916490A2 (en
Inventor
Rudolf Herb
Rudi Mappes
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.)
Koenig and Bauer AG
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Koenig and Bauer 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 Koenig and Bauer AG filed Critical Koenig and Bauer AG
Priority to EP99101488A priority Critical patent/EP0916490B1/en
Priority to DE59509668T priority patent/DE59509668D1/en
Publication of EP0916490A2 publication Critical patent/EP0916490A2/en
Publication of EP0916490A3 publication Critical patent/EP0916490A3/en
Application granted granted Critical
Publication of EP0916490B1 publication Critical patent/EP0916490B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F31/00—Inking arrangements or devices
    • B41F31/02—Ducts, containers, supply or metering devices
    • B41F31/027—Ink rail devices for inking ink rollers

Definitions

  • the invention relates to an inking unit for a Rotary printing machine according to the preamble of Claim 1.
  • EP 06 63 293 A1 (according to Art 54 (3) EPC) and EP 04 99 382 A1 show that can be set on an anilox roller Chamber squeegee.
  • the chambered doctor blades are on a carrier for Starting and stopping pivoted.
  • the invention has for its object an inking unit with chamber doctor blade for inking an anilox roller for one To create rotary printing press.
  • the invention is particularly advantageous achieved that always the same doctor chambers in Adjustments can be used, though the diameter of the cylinders to be inked (anilox roller) from Can change order to order, but also from machine to machine. It would only be the side sealing lips exchange.
  • a chamber doctor blade device On a cylinder 6 (anilox roller) mounted on its axle journals 1, 2 in side frames 3, 4, a chamber doctor blade device, designated overall by 7, can be set against an adjustable, frame-fixed stop 5.
  • the stop 5 is adjustable in a horizontal plane and at right angles to an axis of rotation 8 of the cylinder 6; likewise the chamber doctor device 7.
  • the chamber doctor device 7 consists of a support body 9 which extends axially parallel to the axis of rotation 8 of the cylinder 6 and which has a channel 10 with a length l running parallel to the axis of rotation 8 and open in the direction of the cylinder 6.
  • the carrier body 9 is closed at the end with a striking plate 11, 12.
  • Squeegees 16, 17 are each arranged on free legs 13, 14 of the carrier body 9, each of which rests with its edge facing the cylinder 6 in the axis-parallel direction to the axis of rotation 8 on the lateral surface 18 of the cylinder 6.
  • the doctor blade 16 is designed as a closing doctor blade and is first passed by an axially parallel line on the outer surface 18 of the cylinder 6 rotating clockwise according to FIG. 1.
  • the doctor blade 17 is designed as a working doctor blade. Both doctor blades 16, 17 are each by a known doctor holder 19, 21, z. B. held an axially extending strip-shaped terminal block.
  • the channel 10 in connection with the doctor blades 16, 17 forms a doctor chamber 22 which via one or more supply lines 25, the z. B.
  • the cylinder 6 has a bale length m which is two times the same length x greater than the length l of the chamber doctor device 7.
  • the carrier body 9 of the chamber doctor device 7 is pivotable at a first end 23 of one or more swivel arms 24 stored.
  • a second end 26 of the swivel arms 24 is mounted in an axle 27 which is fixedly mounted on the side frame, so that the entire chamber doctor device 7 can be swiveled in and out on the cylinder 6 via the stop 5.
  • the entire chambered doctor device 7 is arranged to be changeable in the axis-parallel direction to the cylinder 6.
  • a trough 28 is arranged below the cylinder 6, which may be from the doctor blade device 7 running gravure ink fields and over a drain 29 and a pipe 31 symbolically shown and designated a total of 32 Feeder is fed, via which new Gravure ink is added, if necessary cooled and the mixed gravure ink via a pipe 33 the Doctor chamber 22 is fed back (only in Fig. 1st shown).
  • cylinder 6 Above cylinder 6 is a cylinder 6 pressing, rotatable impression 34 arranged, which on both sides via its pivot 37, 38 in rocker 39, 41 stored and each with a side frame fixed and height-adjustable sled, not shown is positively and positively connected.
  • the bale length m of the cylinder 6 can, for. B. between two and three meters.
  • the respective partial length x can e.g. B. are each 50 mm.
  • doctor chamber 22 in spaced axially parallel to each other Arrange spray nozzles for spraying gravure ink.
  • This can e.g. B. by means of in the doctor blade chamber 22nd located tube and closed at its ends happen, which over several supply lines with Gravure ink is applied and which by in bores extending axially. excess or scraped rotogravure ink can over in the axially parallel direction in the doctor blade 16 - Squeegee - drilled holes in the Trough 28 and the feed device 32 returned become.
  • the bale length m of the cylinder 6 can be between two and three meters.
  • the respective front Partial length x can e.g. B. each up to 50 mm (less pressure Space), as well as the distance y (not between two chamber doctor blade devices, provided it is multi-part chamber doctor blade devices deals with different printing inks.
  • the striking plates 11, 12 and the doctor blade 16 can from one color solvent-insoluble plastic, e.g. B. glass fiber reinforced plastic.

Description

Die Erfindung betrifft ein Farbwerk für eine Rotationsdruckmaschine entsprechend dem Oberbegriff des Anspruches 1.The invention relates to an inking unit for a Rotary printing machine according to the preamble of Claim 1.

Die EP 06 63 293 A1 (gemäß Art 54(3) EPü) und die EP 04 99 382 A1 zeigen an eine Rasterwalze anstellbare Kammerrakel. Die Kammerrakel sind auf einem Träger zum An- und Abstellen schwenkbar gelagert.EP 06 63 293 A1 (according to Art 54 (3) EPC) and EP 04 99 382 A1 show that can be set on an anilox roller Chamber squeegee. The chambered doctor blades are on a carrier for Starting and stopping pivoted.

Der Erfindung liegt die Aufgabe zugrunde, ein Farbwerk mit Kammerrakel zum Einfärben einer Rasterwalze für eine Rotationsdruckmaschine zu schaffen.The invention has for its object an inking unit with chamber doctor blade for inking an anilox roller for one To create rotary printing press.

Erfindungsgemäß wird diese Aufgabe durch die Merkmale des kennzeichnenden Teils des Anspruches 1 gelöst.According to the invention, this object is achieved by the features of the characterizing part of claim 1 solved.

Durch die Erfindung wird insbesondere der Vorteil erzielt, daß immer die gleichen Rakelkammern in Anstellvorrichtungen verwendet werden können, obwohl sich der Durchmesser der einzufärbenden Zylinder (Rasterwalze) von Auftrag zu Auftrag ändern kann, aber auch von Maschine zu Maschine. Es wären nur die seitlichen Dichtlippen auszutauschen.The invention is particularly advantageous achieved that always the same doctor chambers in Adjustments can be used, though the diameter of the cylinders to be inked (anilox roller) from Can change order to order, but also from machine to machine. It would only be the side sealing lips exchange.

Nachfolgend wird ein Ausführungsbeispiel der Erfindung näher beschrieben.
Die zugehörigen Zeichnungen zeigen

  • Fig. 1 einen Querschnitt einer schematischen Darstellung durch ein erfindungsgemäßes Farbwerk,
  • Fig. 2 einen Schnitt II - II nach Fig. 1,
    • An exemplary embodiment of the invention is described in more detail below.
    The associated drawings show
  • 1 shows a cross section of a schematic representation through an inking unit according to the invention,
  • 2 shows a section II - II of FIG. 1,

    • An einen über seine Achszapfen 1, 2 in Seitengestellen 3, 4 gelagerten Zylinder 6 (Rasterwalze), ist eine insgesamt mit 7 bezeichnete Kammerrakel-Einrichtung gegen einen einstellbaren, gestellfesten Anschlag 5 anstellbar. Der Anschlag 5 ist in einer horizontalen Ebene und rechtwinklig zu einer Rotationsachse 8 des Zylinders 6 einstellbar; desgleichen die Kammerrakel-Einrichtung 7. Die Kammerrakel-Einrichtung 7 besteht aus einem sich zur Rotationsachse 8 des Zylinders 6 achsparallel erstreckenden Trägerkörper 9, welcher einen parallel zur Rotationsachse 8 verlaufenden und in Richtung des Zylinders 6 offenen Kanal 10 mit einer Länge l aufweist. Der Trägerkörper 9 ist stirnseitig jeweils mit einem Schließblech 11, 12 verschlossen. An freien Schenkeln 13, 14 des Trägerkörpers 9 sind jeweils Rakel 16, 17 angeordnet, welche jeweils mit ihrer dem Zylinder 6 zugewandten Kante in achsparalleler Richtung zur Rotationsachse 8 auf der Mantelfläche 18 des Zylinders 6 aufliegen.
    Die Rakel 16 ist als Schließrakel ausgebildet und wird von einer auf der Mantelfläche 18 des nach Fig. 1 im Uhrzeigersinn drehenden Zylinders 6 gedachten, achsparallelen Linie zuerst passiert. Die Rakel 17 ist als Arbeitsrakel ausgeführt. Beide Rakel 16, 17 sind jeweils durch eine bekannte Rakelhalterung 19, 21, z. B. eine sich in axialer Richtung erstreckende streifenförmige Klemmleiste gehalten. Der Kanal 10 in Verbindung mit den Rakeln 16, 17 bildet eine Rakelkammer 22, welche über eine oder mehrere Zuleitungen 25, die z. B. den Trägerkörper 9 durchdringen, mit Tiefdruckfarbe gefüllt werden kann. Der Zylinder 6 weist eine Ballenlänge m auf, die um einen Betrag von zwei gleichen Teillängen x größer ist als die Länge l der Kammerrakel-Einrichtung 7. Der Trägerkörper 9 der Kammerrakel-Einrichtung 7 ist schwenkbar an einem ersten Ende 23 von einem oder mehreren Schwenkarmen 24 gelagert. Ein zweites Ende 26 der Schwenkarme 24 ist in einer seitengestellfest gelagerten Achse 27 gelagert, so daß die gesamte Kammerrakel-Einrichtung 7 an den Zylinder 6 über den Anschlag 5 an- und abschwenkbar ist. Die gesamte Kammerrakel-Einrichtung 7 ist in achsparalleler Richtung zum Zylinder 6 changierbar angeordnet.    On a cylinder 6 (anilox roller) mounted on its axle journals 1, 2 in side frames 3, 4, a chamber doctor blade device, designated overall by 7, can be set against an adjustable, frame-fixed stop 5. The stop 5 is adjustable in a horizontal plane and at right angles to an axis of rotation 8 of the cylinder 6; likewise the chamber doctor device 7. The chamber doctor device 7 consists of a support body 9 which extends axially parallel to the axis of rotation 8 of the cylinder 6 and which has a channel 10 with a length l running parallel to the axis of rotation 8 and open in the direction of the cylinder 6. The carrier body 9 is closed at the end with a striking plate 11, 12. Squeegees 16, 17 are each arranged on free legs 13, 14 of the carrier body 9, each of which rests with its edge facing the cylinder 6 in the axis-parallel direction to the axis of rotation 8 on the lateral surface 18 of the cylinder 6.
    The doctor blade 16 is designed as a closing doctor blade and is first passed by an axially parallel line on the outer surface 18 of the cylinder 6 rotating clockwise according to FIG. 1. The doctor blade 17 is designed as a working doctor blade. Both doctor blades 16, 17 are each by a known doctor holder 19, 21, z. B. held an axially extending strip-shaped terminal block. The channel 10 in connection with the doctor blades 16, 17 forms a doctor chamber 22 which via one or more supply lines 25, the z. B. penetrate the carrier body 9, can be filled with gravure ink. The cylinder 6 has a bale length m which is two times the same length x greater than the length l of the chamber doctor device 7. The carrier body 9 of the chamber doctor device 7 is pivotable at a first end 23 of one or more swivel arms 24 stored. A second end 26 of the swivel arms 24 is mounted in an axle 27 which is fixedly mounted on the side frame, so that the entire chamber doctor device 7 can be swiveled in and out on the cylinder 6 via the stop 5. The entire chambered doctor device 7 is arranged to be changeable in the axis-parallel direction to the cylinder 6.

    Unterhalb des Zylinders 6 ist ein Trog 28 angeordnet, welcher etwaig von der Kammerrakel-Einrichtung 7 ablaufende Tiefdruckfarbe auffängt und über einen Abfluß 29 sowie eine Rohrleitung 31 einer symbolisch dargestellten und insgesamt mit 32 bezeichneten Zuführeinrichtung zugeführt wird, über welche neue Tiefdruckfarbe hinzugegeben wird, ggf. gekühlt sowie die vermischte Tiefdruckfarbe über eine Rohrleitung 33 der Rakelkammer 22 wieder zugeführt wird (nur in Fig. 1 dargestellt).A trough 28 is arranged below the cylinder 6, which may be from the doctor blade device 7 running gravure ink fields and over a drain 29 and a pipe 31 symbolically shown and designated a total of 32 Feeder is fed, via which new Gravure ink is added, if necessary cooled and the mixed gravure ink via a pipe 33 the Doctor chamber 22 is fed back (only in Fig. 1st shown).

    Oberhalb des Zylinders 6 ist ein auf den Zylinder 6 drückender, rotierbarer Presseur 34 angeordnet, welcher beidseitig über seine Achszapfen 37, 38 in Schwingen 39, 41 gelagert und jeweils mit einem seitengestellfesten sowie höhenverstellbaren, nicht dargestellten Schlitten kraft- und formschlüssig verbunden ist.Above cylinder 6 is a cylinder 6 pressing, rotatable impression 34 arranged, which on both sides via its pivot 37, 38 in rocker 39, 41 stored and each with a side frame fixed and height-adjustable sled, not shown is positively and positively connected.

    Zwischen dem Presseur 34 sowie dem Zylinder 6 wird eine nicht dargestellte Papierbahn bedruckt.Between the impression 34 and the cylinder 6 is a Printed web, not shown.

    Die Ballenlänge m des Zylinders 6 kann z. B. zwischen zwei und drei Metern liegen. Die jeweilige Teillänge x kann z. B. jeweils 50 mm betragen.The bale length m of the cylinder 6 can, for. B. between two and three meters. The respective partial length x can e.g. B. are each 50 mm.

    Es ist auch möglich, mehrere Trägerkörper 9 in axialer Richtung des Zylinders 6 nebeneinander und jeweils durch einen nichtdargestellten Abstand y voneinander getrennt anzuordnen, jedoch so, daß die Ballenlänge m des Zylinders 6 insgesamt eingehalten wird. Mit dieser Anordnung können nebeneinander verschiedene Farben mit einem Druckzylinder aufgebracht werden, ohne daß Farbspritzer eine Verunreinigung des Druckproduktes herbeiführen bzw. ein Vermischen unterschiedlicher Druckfarben erfolgt. Dazu ist es jedoch auch erforderlich, eine der Anzahl der Trägerkörper 9 entsprechende Anzahl von Trögen 28 sowie Zuführeinrichtungen 32 vorzusehen. It is also possible to have a plurality of carrier bodies 9 in the axial direction Direction of the cylinder 6 next to each other and through a distance y, not shown, from each other to be arranged, however, so that the bale length m of the Cylinder 6 is observed in total. With this Arrangement can have different colors next to each other be applied to a printing cylinder without Color splashes a contamination of the printed product bring about or a mixture of different Printing inks. But it is also for that required one of the number of carrier bodies 9 corresponding number of troughs 28 as well Provide feeders 32.

    Es ist weiterhin möglich, in der Rakelkammer 22 in achsparalleler Richtung zueinander beabstandete Sprühdüsen zum Versprühen von Tiefdruckfarbe anzuordnen. Dies kann z. B. mittels eines in der Rakelkammer 22 befindlichen und an seinen Enden verschlossenen Rohres geschehen, welches über mehrere Zuleitungen mit Tiefdruckfarbe beaufschlagt wird und welche durch in axialer Richtung verlaufende Bohrungen ausgebracht wird. überschüssige oder abgerakelte Tiefdruckfarbe kann über in achsparalleler Richtung in die Rakel 16 - Schließrakel - eingebrachte Ablaufbohrungen in den Trog 28 sowie die Zuführeinrichtung 32 zurückgeführt werden.It is also possible to in the doctor chamber 22 in spaced axially parallel to each other Arrange spray nozzles for spraying gravure ink. This can e.g. B. by means of in the doctor blade chamber 22nd located tube and closed at its ends happen, which over several supply lines with Gravure ink is applied and which by in bores extending axially. excess or scraped rotogravure ink can over in the axially parallel direction in the doctor blade 16 - Squeegee - drilled holes in the Trough 28 and the feed device 32 returned become.

    Die Ballenlänge m des Zylinders 6 kann zwischen zwei und drei Metern liegen. Die jeweilige stirnseitige Teillänge x kann z. B. jeweils bis zu 50 mm (druckfreier Raum) betragen, desgleichen der Abstand y (nicht dargestellt) zwischen zwei Kammerrakel-Einrichtungen, sofern es sich um mehrteilige Kammerrakel-Einrichtungen mit verschiedenen Druckfarben handelt. Die Schließbleche 11, 12 sowie die Schließrakel 16 können aus einem farblösungsmittel-unlöslichen Kunststoff, z. B. glasfaserverstärktem Kunststoff bestehen. The bale length m of the cylinder 6 can be between two and three meters. The respective front Partial length x can e.g. B. each up to 50 mm (less pressure Space), as well as the distance y (not between two chamber doctor blade devices, provided it is multi-part chamber doctor blade devices deals with different printing inks. The striking plates 11, 12 and the doctor blade 16 can from one color solvent-insoluble plastic, e.g. B. glass fiber reinforced plastic.

    TeilelisteParts list

    11
    Achszapfen (6)Journal (6)
    22nd
    Achszapfen (6)Journal (6)
    33rd
    SeitengestellSide frame
    44th
    SeitengestellSide frame
    55
    Anschlagattack
    66
    Zylindercylinder
    77
    Kammerrakel-EinrichtungChamber doctor blade device
    88th
    Rotationsachse (6)Rotation axis (6)
    99
    Trägerkörper (7)Carrier body (7)
    1010th
    Kanalchannel
    1111
    Schließblech (9), stirnseitigStrike plate (9), front
    1212th
    Schließblech (9), stirnseitigStrike plate (9), front
    1313
    Schenkel (9)Thigh (9)
    1414
    Schenkel (9)Thigh (9)
    1515
    --
    1616
    Rakel (7)Doctor blade (7)
    1717th
    Rakel (7)Doctor blade (7)
    1818th
    Mantelfläche (6)Lateral surface (6)
    1919th
    Rakelhalterung (16)Doctor blade holder (16)
    2020th
    --
    2121
    Rakelhalterung (17)Doctor blade holder (17)
    2222
    Rakelkammer (7)Doctor chamber (7)
    2323
    Ende, erstes (24)End, first (24)
    2424th
    SchwenkarmSwivel arm
    2525th
    Zuleitung (22)Supply (22)
    2626
    Ende, zweites (24)End, second (24)
    2727
    Achse (24) Axle (24)
    2828
    Trogtrough
    2929
    Abfluß (28)Drain (28)
    3030th
    --
    3131
    RohrleitungPipeline
    3232
    ZuführeinrichtungFeeding device
    3333
    RohrleitungPipeline
    3434
    PresseurImpressionist
    3535
    --
    3636
    --
    3737
    Achszapfen (34)Journal (34)
    3838
    Achszapfen (34)Journal (34)
    3939
    SchwingeSwingarm
    4040
    --
    4141
    SchwingeSwingarm
    4242
    Stirnseite (6)End face (6)
    4343
    Stirnseite (6)End face (6)
    ll
    Länge (7)Length (7)
    mm
    Ballenlänge (6)Bale length (6)
    xx
    Teillänge (6)Partial length (6)
    yy
    Abstand (7, 7)Distance (7, 7)

    Claims (1)

    1. Inking unit for a, rotary machine, with an engraved roller (6) and with at least one chamber-type doctor blade device (7) which has a carrier body (9) extending in the axially parallel direction of the engraved roller (6), the chamber-type doctor blade device (7) being arranged pivotably at a first end (23) of one or more pivoting arms (24), characterized in that the chamber-type doctor blade device (7) is arranged so as to be traversable in the axially parallel direction relatively to the engraved roller (6).
    EP99101488A 1995-04-12 1995-04-12 Inking unit for a rotary printing machine Expired - Lifetime EP0916490B1 (en)

    Priority Applications (2)

    Application Number Priority Date Filing Date Title
    EP99101488A EP0916490B1 (en) 1995-04-12 1995-04-12 Inking unit for a rotary printing machine
    DE59509668T DE59509668D1 (en) 1995-04-12 1995-04-12 Inking unit for a rotary printing press

    Applications Claiming Priority (2)

    Application Number Priority Date Filing Date Title
    EP99101488A EP0916490B1 (en) 1995-04-12 1995-04-12 Inking unit for a rotary printing machine
    EP95105565A EP0737575B1 (en) 1995-04-12 1995-04-12 Inking unit for a rotary printing machine

    Related Parent Applications (1)

    Application Number Title Priority Date Filing Date
    EP95105565A Division EP0737575B1 (en) 1995-04-12 1995-04-12 Inking unit for a rotary printing machine

    Publications (3)

    Publication Number Publication Date
    EP0916490A2 EP0916490A2 (en) 1999-05-19
    EP0916490A3 EP0916490A3 (en) 1999-08-25
    EP0916490B1 true EP0916490B1 (en) 2001-10-04

    Family

    ID=8219180

    Family Applications (2)

    Application Number Title Priority Date Filing Date
    EP99101488A Expired - Lifetime EP0916490B1 (en) 1995-04-12 1995-04-12 Inking unit for a rotary printing machine
    EP95105565A Expired - Lifetime EP0737575B1 (en) 1995-04-12 1995-04-12 Inking unit for a rotary printing machine

    Family Applications After (1)

    Application Number Title Priority Date Filing Date
    EP95105565A Expired - Lifetime EP0737575B1 (en) 1995-04-12 1995-04-12 Inking unit for a rotary printing machine

    Country Status (2)

    Country Link
    EP (2) EP0916490B1 (en)
    DE (1) DE59507527D1 (en)

    Families Citing this family (2)

    * Cited by examiner, † Cited by third party
    Publication number Priority date Publication date Assignee Title
    JP3056486B1 (en) * 1999-06-15 2000-06-26 株式会社東京機械製作所 Ink rail for printing press
    DE102007003944A1 (en) 2007-01-26 2008-08-07 Koenig & Bauer Aktiengesellschaft Inking system for a rotary printing machine comprises a doctor blade unit positioned in the frame of a rotary printing machine and having a doctor blade which touches the surface of a roller in a contact line

    Family Cites Families (3)

    * Cited by examiner, † Cited by third party
    Publication number Priority date Publication date Assignee Title
    EP0368485A3 (en) * 1988-10-31 1991-01-30 Seiken Graphics, Inc. Improvements in or relating to lithographic printing
    US5103732A (en) * 1991-02-14 1992-04-14 Ward Holding Company, Inc. Doctor blade head assembly and printing apparatus therewith
    DE4401365A1 (en) * 1994-01-18 1995-07-20 Roland Man Druckmasch Device for coloring an anilox roller

    Also Published As

    Publication number Publication date
    EP0737575B1 (en) 1999-12-29
    DE59507527D1 (en) 2000-02-03
    EP0916490A3 (en) 1999-08-25
    EP0737575A1 (en) 1996-10-16
    EP0916490A2 (en) 1999-05-19

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