EP0922577B1 - Dispositif pour guider des feuilles dans une machine à imprimer - Google Patents

Dispositif pour guider des feuilles dans une machine à imprimer Download PDF

Info

Publication number
EP0922577B1
EP0922577B1 EP98121731A EP98121731A EP0922577B1 EP 0922577 B1 EP0922577 B1 EP 0922577B1 EP 98121731 A EP98121731 A EP 98121731A EP 98121731 A EP98121731 A EP 98121731A EP 0922577 B1 EP0922577 B1 EP 0922577B1
Authority
EP
European Patent Office
Prior art keywords
sheet
sheet guiding
printing
guiding device
feed direction
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
EP98121731A
Other languages
German (de)
English (en)
Other versions
EP0922577A1 (fr
Inventor
Alfred Spies
Wolfgang Rozek
Reinhard Rückert
Edgar Dr. Dörsam
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.)
Manroland AG
Original Assignee
MAN Roland Druckmaschinen 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 MAN Roland Druckmaschinen AG filed Critical MAN Roland Druckmaschinen AG
Publication of EP0922577A1 publication Critical patent/EP0922577A1/fr
Application granted granted Critical
Publication of EP0922577B1 publication Critical patent/EP0922577B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • B65H5/00—Feeding articles separated from piles; Feeding articles to machines
    • B65H5/36—Article guides or smoothers, e.g. movable in operation
    • B65H5/38—Article guides or smoothers, e.g. movable in operation immovable in operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F21/00—Devices for conveying sheets through printing apparatus or machines
    • B41F21/10—Combinations of transfer drums and grippers
    • B41F21/102—Combinations of transfer drums and grippers with pneumatic means

Definitions

  • the invention relates to a sheet guiding device in a printing press according to the preamble of the main claim.
  • a sheetfed press for perfecting on the principle Rubber against rubber in a pressure zone is known from DE 26 03 483 A1.
  • the sheet guide is designed such that in the conveying direction of the Printing material with a first blowing tube coupled to a compressor Openings is arranged, the blown air jet against the substrate Press drum and a contact of the substrate with the lower Blanket cylinder (sheet guiding cylinder) prevented in front of the printing nip.
  • the pressure gap is also a suction box with a preferably concave curved suction surface arranged to suck the substrate serves. This means that the substrate should run along the suction surface for as long as possible be performed before the lower blanket cylinder in front of the printing nip Touch comes.
  • the suction box is coupled to a vacuum source.
  • To a second blow pipe, called an air sword is arranged from the pressure gap whose openings blow air on the surface of the upper blanket cylinder as also flows into the pressure gap itself.
  • the blower air chamber represents the guide element with a pneumatic system for the blown air supply is coupled.
  • the blowing air openings Wall of the guide elements represents an outer contour, that of the outer surface of the impression cylinder is adjusted.
  • a sheet smoothing device for guiding sheet-shaped printing materials in a delivery of a rotary printing press which serves to unroll the printing materials and is integrated in a guide device.
  • the sheet smoothing device With respect to the guideway of the guide device, the sheet smoothing device is slightly set back from its plane and is used for unrolling sheets in the case of sheet-type printing materials printed on one side.
  • a guide element for covering the sheet smoothing device in the case of printing materials printed on both sides can be moved into the space between the sheet smoothing device and the guideway, so that an essentially closed guideway is formed.
  • An uneven contact of the printing material on the printing cylinder or lower blanket cylinder cannot be ruled out, particularly in the area of the rear edge of the sheet material.
  • the invention has for its object a sheet guiding device in to create a printing press that avoids the disadvantages mentioned, the in particular a more even guidance of the substrate on the Bow guide cylinder, in particular a printing cylinder, allowed and one guaranteed improved entry of the printing material into a printing nip.
  • the task is determined by the training characteristics of the main claim or Secondary claim solved. Further training results from the subclaims.
  • the Sheet-like substrate on the Realizing the lateral surface of the sheet guiding cylinder is in the conveying direction of the Substrate in front of the blanket cylinder (for printing units) or forme cylinder (for coating units) and sheet guiding cylinders, preferably the Pressure cylinder, formed a pressure gap according to the invention, arranged pneumatically actuated sheet guide device, the Underside as a guide surface is adjacent to the sheet guide cylinder.
  • the sheet guiding device is arranged in front of the printing nip in such a way that between the guide surface of the sheet guiding device and the Lateral surface of the sheet guiding cylinder, e.g. of the impression cylinder, a Inlet gap is formed for the substrate, which in the conveying direction Pressure gap has a tapered course.
  • the sheet guiding device is arranged axially parallel to the sheet guide cylinder.
  • the sheet guiding device has on the At least one, guiding surface showing the sheet-guiding cylinder At least over the minimum format width, sheet smoothing device.
  • the sheet smoothing device is in the sheet guiding device, especially in its Guide surface, integrated and has at least one smoothing gap and is with a pneumatic system in functional connection.
  • the other Part of the sheet guiding device at least as a guiding surface up close of the gusset-shaped pressure gap is sufficient.
  • the sheet guiding device according to the invention is particularly suitable for Printing materials, the top of which is unprinted, i.e. no color and / or Has paint coverage.
  • the invention is preferably such formed that the sheet smoothing device can be covered, i.e. the cover is aligned with the guide surface, and thus the sheet guiding device is also Can be used as a guiding surface for substrates with a printed top.
  • the sheet smoothing device in the Guide surface at least one row spaced apart and with a pneumatic system with functionally connected blowing and suction nozzles extend at least across the minimum format width.
  • the blow-suction nozzles are inclined in the guide surface against the conveying direction of the substrate directed.
  • a further sheet guiding device (without sheet smoothing device) is arranged after the printing nip.
  • This sheet guiding device serves to guide the printing material when leaving the printing nip.
  • the sheet guiding device arranged downstream of the printing nip can also be acted upon pneumatically, so that the blown air emerging from the openings acts on the printing material by means of pressure energy.
  • the sheet guiding device has at least one pneumatically actuatable chamber with openings directed towards the printing material for the blowing air outlet.
  • the sheet guiding device has a plurality of chambers which are separated by partitions and are separately coupled to pneumatic systems for the supply of blown air.
  • the design can also be carried out with a pneumatic system with only one blown air supply, the blown air supply reaching as far as the chamber adjacent to the pressure gap and the blown air flowing back through openings in the partitions into the further chambers.
  • An outlet gap is formed between the underside (guide surface) of the sheet guiding device and the lateral surface of the sheet guiding cylinder and has an expanding gap starting from the printing gap in the conveying direction.
  • a sheet-fed rotary printing press is shown in a row construction in accordance with FIG. 1.
  • Several printing units 1 with printing cylinders 10 are strung together and with each other by means of transfer drums 4 or turning systems 3 connected. Transfer drums 4 and turning systems 3 have assigned Sheet guiding devices 7.
  • the last printing unit 1 is a delivery arm 2 downstream, which the printing material by means of sprocket shaft 5 and revolving chain systems 6 in the conveying direction 8 on the sheet guiding devices 7 transported along and placed on a stack of cantilevers
  • Printing unit 1 consists in a known manner of a printing cylinder 10, a Blanket cylinder 11 and a plate cylinder.
  • the plate cylinder is a Inking unit, possibly assigned a dampening unit, which is not dealt with here shall be.
  • a coating unit is comparable to a printing unit 1.
  • the Blanket cylinder 11 of the printing unit is known to correspond to that Forme cylinder of the coating unit, with an application roller and a coating system is in functional connection.
  • the impression cylinder 10 also takes over the function of the sheet guiding cylinder in the coating unit.
  • Blanket cylinder or forme cylinder 11 and impression cylinder 10 form one Printing gap 12 due to the printing position of the sheet-shaped printing material transported and printed or varnished.
  • Printing material contactless to the parked blanket cylinder / form cylinder 11 pass the printing nip 12 by a sheet guiding device 9 in operation remains.
  • this sheet guiding device is in a first embodiment in front of the printing nip 12 9 arranged.
  • the sheet guiding device 9 has one approximately wedge-shaped cross-section, which is box-shaped over the width of the Printing cylinder 10 extends and in the direction of the gusset-shaped space of the Printing nip 12 formed by the blanket / form cylinder 11 and Printing cylinder 10 protrudes. 2, the sheet guiding device 9 is in three chambers 13, 14, 15 divided, the chamber 13 farthest in the Pressure gap 12 protrudes and the chamber 15 furthest from the pressure gap 12 is.
  • the chambers 13 and 14 are each with one or a common Pneumatic system for the blown air supply coupled and point at one Guide surface 22 (underside of sheet guiding device 9) openings 16 on, opposite to the conveying direction 8 to the adjacent printing cylinder 10 are inclined.
  • the chamber 13 preferably also has at least one Opening 16, which in the direction of pressure gap 12 against the blanket / Forme cylinder 11 is directed such that the blown air flow in front of the pressure nip 12 blows against the blanket / form cylinder 11 and on the blanket / Forme cylinder 11 deflected and directed against the conveying direction 8 Printing material on the jacket of the printing cylinder 10 leads smoothly and spreads out.
  • the most distant chamber 15 of the sheet guiding device 9 from the printing nip 12 has a sheet smoothing device assigned opposite the printing cylinder 10 17 and has a separate pneumatic system 18 coupled.
  • the pneumatic system 18 is optionally for the supply of blown air switchable for sheet guidance or with suction air as sheet smoothing device. Alternatively, the pneumatic system 18 can also be used exclusively for the Suction air supply to the sheet smoothing device 17 may be formed.
  • the sheet guiding device 9 is supported on both sides in side frames.
  • the bearing is preferably a swivel joint 21, so that the sheet guiding device 9 can be pivoted about this axis of rotation at a defined angle.
  • the sheet guide device 9 can thus be adjusted in its distance from the printing cylinder 10, for example depending on the weight per unit area of the printing materials to be processed or on the printing subject. This distance represents an inlet gap 19 which, despite the pivotability of the sheet guiding device 9, is always arranged to taper in the direction of the printing gap 12. Blown air flows out of the chambers 13, 14 from the openings 16 arranged in the guide surface 22, their kinetic energy being converted into printing energies P 1 , P 2 which act on the printing material and are greater than the ambient pressure P 0 .
  • the pressure energy P 1 is assigned to the area of the chamber 13 and the pressure energy P 2 is assigned to the area of the chamber 14, the pressure energies P 1 being equal to or different from P 2 based on the ambient pressure P 0 .
  • P 1 > P 2 > P 0 preferably applies.
  • the sheet smoothing device 17 is integrated into the chamber 15 and has in its smoothing gap a suction bar running across the format width transverse to the conveying direction 8 of the printing material, which is formed by bores, slots or a continuous groove.
  • the sheet smoothing device 17 has a wavy, curved contour and is assigned adjacent to the printing cylinder 10.
  • the chamber 15 and the suction bar are provided with a vacuum P u by the pneumatic system 18. P 1 > P 2 > P 0 > P u .
  • the sheet smoothing device 17 can be closed with movable means, so that the smoothing gap is ineffective, the pneumatic system 18 is out of operation.
  • the movable means close the smoothing gap in such a way that they are aligned with the guide surface 22.
  • the sheet smoothing device 17 can be exposed by the closable means, the pneumatic system 18 is switched over to blowing air supply, so that blowing air flows out of the bores, slots or the groove of the smoothing gap in the direction of the sheet guiding cylinder, pressure cylinder 10.
  • the sheet smoothing device 17 is thus a blowing device.
  • the kinetic energy of the blown air flow from the area of the blower device acts as printing energy P 3 on the printing material, P 1 > P 2 > P 3 > P 0 preferably being used.
  • the sheet guiding device 9 according to the invention is arranged in the conveying direction 8 within a sheet-fed rotary printing press in a row construction, after a turning system 3 and in front of the printing nip 12 of the subsequent printing unit (FIG. 1) or coating unit 1.
  • the sheet guiding device 9 according to the invention is arranged in the conveying direction 8 within a sheet-fed rotary printing press in a row construction, as a feed system, for example a suction belt table and system, and arranged in front of the printing nip 12 of the system printing unit.
  • the sheet guiding device 9 consists of a simple design the sheet smoothing device 17 and a firmly connected guide plate 20.
  • Die Sheet smoothing device 17 is in turn coupled to the pneumatic system and instead of the chambers 13, 14 described above is in the conveying direction 8 of Sheet smoothing device 17 following that projecting close to the printing nip 12 Baffle plate 20 arranged.
  • the baffle plate 20 corresponds to the in this example Guide surface 22 and forms with the jacket of the pressure cylinder 10 Inlet gap 19.
  • the sheet guiding device 9 is again arranged in the conveying direction 8 in front of the printing nip 12 with an approximately wedge-shaped cross section, which extends in a box-like manner over the width of the printing cylinder 10 and projects in the direction of the printing nip 12.
  • the sheet guiding device 9, furthest away from the printing nip 12, in the guiding surface 22 has a plurality of blowing-suction nozzles 25 arranged in series and connected to a pneumatic system 18, which are arranged at defined distances from each other extend at least over the minimum format width.
  • the blow-suction nozzles 25 are directed obliquely against the conveying direction 8 of the printing material and tangentially to the guide surface 22 in order to generate a negative pressure between the upper side of the printing material and the guide surface 22.
  • the compressed air is supplied from the pneumatic system 18 to a chamber 26 via a line system 23.
  • the compressed air flow is divided into the individual blow-suction nozzles 25 that are functionally connected to the chamber 26.
  • each blow-suction nozzle 25 is assigned an insert element 24, which is connected to the chamber 15 or the Line system 23 defines the flow cross-section for the respective blowing-suction nozzle 25.
  • the insert elements 24 are arranged in total in alignment with the guide surface 22.
  • the sheet guiding device 9 with blowing-suction nozzles 25 in turn has the guiding surface 22 in the conveying direction 8, which is designed in a simple form as a guide plate 20 reaching close to the pressure gap 12.
  • the sheet guide device 9 can also be designed with pneumatically actuated chambers 13, 14, 15.
  • the chamber 13 projects furthest in the direction of the pressure gap 12 and the chamber 15 is furthest away from the pressure gap 12.
  • the chamber 15 accommodates the line system 23 for the compressed air supply or is itself designed as a line system for the compressed air supply.
  • the chamber 15 is directly functionally connected to each blowing and suction nozzle 25.
  • the chambers 13, 14 have the openings 16 integrated in the guide surface 22 for the blowing air outlet.
  • the sheet guiding device 9 arranged in front of the printing nip 12 is shown in FIG preferred training a further sheet guiding device, the printing nip 12 (in the direction of conveyance 8), downstream.
  • the sheet guiding device is used to guide the substrate when leaving the printing nip 12 in Conveying direction 8.
  • the downstream sheet guiding device is also can be pneumatically loaded to guide the substrate on the Printing cylinder 10 by means of blown air and has a guide surface which with the The lateral surface of the printing cylinder 10 extends from the printing gap 12 in Has conveying direction 8 widening outlet gap.
  • the operation of a printing press is as follows: the printing system 3 transfers the printing material in the transfer area to the downstream printing cylinder 10 and, with the unprinted upper side (the printed underside is guided on the printing cylinder 10), the printing nip 12 of the subsequent printing unit 1 in the conveying direction 8 fed. After leaving the transfer area in the conveying direction 8, the rear area of the sheet-like printing material tends to lift off the printing cylinder 10 and possibly to flutter.
  • the sheet smoothing device 17 sucks the printing material into the smoothing gap, the printing material is briefly pulled over the wave-shaped contour, the printing material stretches in the direction opposite to the conveying direction 8 and at the same time the printing material is unrolled (decurling effect).
  • the blowing air flowing out of the openings 16 in the guide surface 22 of the chambers 13, 14 then immediately presses the printing material onto the printing cylinder 10.
  • the sheet guiding device 9 with the guide plate 20, after the stretching and unrolling of the printing material, the latter is on the guide plate 20 until just before Pressure gap 12 out.
  • the sheet guiding device 9 is equipped with blow-suction nozzles 25, the printing material is drawn against the guide surface 22 and the underside of the insert elements 24 by the negative pressure and stretched against the conveying direction 8.
  • the printing material is guided there until shortly before the printing gap 12.
  • the printing material is in turn pressed onto the printing cylinder 10 by means of the blown air emerging from the openings 16 and its printing energies.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
  • Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)

Claims (16)

  1. Dispositif pour guider des feuilles dans une machine d'impression, qui, dans la direction de transport d'une matière d'impression, est agencé dans l'espace en forme de coin avant une fente d'impression formée par un cylindre porte-cliché et un cylindre de guidage de feuilles parallèlement à l'axe par rapport à un cylindre de guidage de feuilles,
    caractérisé en ce que :
    le dispositif de guidage de feuilles (9) est constitué d'un dispositif de lissage de feuilles (17) couplé à un système pneumatique (18) pour l'alimentation en air et d'une surface de guidage (22) disposée en amont, dans la direction de transport (8) de la matière d'impression, de la fente d'impression (12), et
    le dispositif de lissage de feuilles (17) est intégré dans la surface de guidage (22) pour étirer et dérouler la matière d'impression à l'encontre de la direction de transport (8).
  2. Dispositif pour guider des feuilles selon la revendication 1,
    caractérisé en ce que la surface de guidage (22) forme avec le cylindre de guidage de feuilles voisin (10) une fente d'entrée (19) pour la matière d'impression, qui est agencée en se rétrécissant dans la direction de transport (8) de la matière d'impression vers la fente d'impression (12).
  3. Dispositif pour guider des feuilles selon les revendications 1 et 2,
    caractérisé en ce que la surface de guidage (22) est une tôle de guidage (20) qui est solidaire du dispositif de lissage de feuilles (17).
  4. Dispositif pour guider des feuilles selon les revendications 1 et 2,
    caractérisé en ce que la surface de guidage (22) présente une pluralité d'ouvertures (16) pour la sortie dé l'air de soufflage, agencées de façon inclinée, et orientées à l'encontre de la direction de transport (8) de la matière d'impression, et est en liaison fonctionnelle avec au moins une chambre (13, 14) pouvant être alimentée de façon pneumatique.
  5. Dispositif pour guider des feuilles selon les revendications 1, 2 et 4,
    caractérisé en ce que le dispositif (9) est constitué de plusieurs chambres (13, 14) pouvant être alimentées de façon pneumatique avec des ouvertures (16) pour la sortie de l'air de soufflage, qui présentent, dans la direction de transport (8) de la matière d'impression avant la fente d'impression (12), des énergies de pression identiques ou différentes (P1, P2) agissant sur la matière d'impression.
  6. Dispositif pour guider des feuilles selon les revendications 1 et 2,
    caractérisé en ce que le dispositif de lissage de feuilles (17) présente au moins une fente de lissage, la fente de lissage pouvant être fermée, lorsque le système pneumatique est arrêté, à l'intérieur de la surface de guidage (22).
  7. Dispositif pour guider des feuilles selon les revendications 1 et 2,
    caractérisé en ce que le système pneumatique couplé au dispositif de lissage de feuilles (17) peut être commuté sur une alimentation en air de soufflage, pour orienter un courant d'air de soufflage sur la surface d'enveloppe voisine du cylindre de guidage de feuilles.
  8. Dispositif pour guider des feuilles selon la revendication 1,
    caractérisé en ce que le dispositif (9) est associé à la fente d'impression (12) dans une unité d'impression ou unité de vernissage (1), qui est disposée en aval, dans la direction de transport (8), d'un système de retournement (3).
  9. Dispositif pour guider des feuilles selon la revendication 1,
    caractérisé en ce que le dispositif (9) est associé à la fente d'impression (12) dans une unité d'impression ou unité de vernissage (1), qui est agencée en aval, dans la direction de transport (8), d'un système de margeur.
  10. Dispositif pour guider des feuilles selon la revendication 1 ou 11,
    caractérisé en ce que, après la fente d'impression (12), il est agencé un dispositif de guidage de feuilles présentant au moins une chambre pouvant être alimentée de façon pneumatique ayant une surface de guidage, dont les ouvertures pour la sortie d'air de soufflage sont orientées sur le cylindre de guidage de feuilles (10) à l'encontre de la direction de transport (8).
  11. Dispositif pour guider des feuilles dans une machine d'impression, qui, dans la direction de transport d'une matière d'impression, est agencé dans l'espace en forme de coin avant une fente d'impression formée par un cylindre porte-cliché et un cylindre de guidage de feuilles parallèlement à l'axe par rapport à un cylindre de guidage de feuilles,
    caractérisé en ce que :
    le dispositif de guidage de feuilles (9) est constitué d'une pluralité de buses de soufflage/aspiration (25) étant en liaison fonctionnelle avec un système pneumatique (18) pour l'alimentation en air et d'une surface de guidage (22) disposée en amont, dans la direction de transport (8) de la matière d'impression, de la fente d'impression (12), et
    les buses de soufflage/aspiration (25) sont orientées de façon inclinée à l'encontre de la direction de transport (8) et de façon tangentielle par rapport à la surface de guidage (22) pour tirer la matière d'impression contre la surface de guidage (22) et l'étirer à l'encontre de la direction de transport (8).
  12. Dispositif pour guider des feuilles selon la revendication 11,
    caractérisé en ce que le système pneumatique (18) est relié à un système de conduits (23) et à une chambre (26), à partir de laquelle le courant d'air sous pression peut être réparti vers chaque buse de soufflage/aspiration (25).
  13. Dispositif pour guider des feuilles selon la revendication 11,
    caractérisé en ce que le système pneumatique (18) est en liaison fonctionnelle avec une chambre (15), à partir de laquelle le courant d'air sous pression peut être réparti vers chaque buse de soufflage/aspiration (25).
  14. Dispositif pour guider des feuilles selon les revendications 11 et 12 ou 13,
    caractérisé en ce que chaque buse de soufflage/aspiration (25) est associée à un élément rapporté (24) qui est agencé de façon alignée par rapport à la surface de guidage (22).
  15. Dispositif pour guider des feuilles selon la revendication 11,
    caractérisé en ce que la surface de guidage (22) est une tôle de guidage (20) qui est solidaire des buses de soufflage/aspiration (25).
  16. Dispositif pour guider des feuilles selon la revendication 11,
    caractérisé en ce que la surface de guidage (22) présente une pluralité d'ouvertures (16) agencées de façon inclinée, et orientées à l'encontre de la direction de transport (8) de la matière d'impression, pour la sortie de l'air de soufflage, et est en liaison fonctionnelle avec au moins une chambre (13, 14) pouvant être alimentée de façon pneumatique.
EP98121731A 1997-11-29 1998-11-14 Dispositif pour guider des feuilles dans une machine à imprimer Expired - Lifetime EP0922577B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19753091A DE19753091A1 (de) 1997-11-29 1997-11-29 Bogenführungseinrichtung in einer Druckmaschine
DE19753091 1997-11-29

Publications (2)

Publication Number Publication Date
EP0922577A1 EP0922577A1 (fr) 1999-06-16
EP0922577B1 true EP0922577B1 (fr) 2001-10-31

Family

ID=7850287

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98121731A Expired - Lifetime EP0922577B1 (fr) 1997-11-29 1998-11-14 Dispositif pour guider des feuilles dans une machine à imprimer

Country Status (4)

Country Link
EP (1) EP0922577B1 (fr)
JP (1) JP3269608B2 (fr)
AT (1) ATE207812T1 (fr)
DE (2) DE19753091A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10116133A (ja) 1996-10-11 1998-05-06 Fujitsu Ltd 携帯情報機器
JPH10124182A (ja) 1996-10-24 1998-05-15 Fujitsu Ltd 増設バッテリを装着可能な携帯型コンピュータ装置
GB2344070B (en) * 1998-11-24 2000-11-01 Roland Man Druckmasch Sheet guiding unit for a printing press
EP1123803B1 (fr) * 2000-02-08 2006-08-23 Mitsubishi Heavy Industries, Ltd. Unité de conduite des feuilles pour une machine à imprimer à feuilles
DE10011979C5 (de) * 2000-03-11 2008-02-14 Man Roland Druckmaschinen Ag Einrichtung zur Bogenführung in einer Druckmaschine
DE10141415A1 (de) 2000-08-31 2002-03-14 Heidelberger Druckmasch Ag Vorrichtung zum Führen von Bogen in einer Bogen verarbeitenden Maschine
DE10060557B4 (de) * 2000-12-06 2007-05-31 Man Roland Druckmaschinen Ag Bogenleiteinrichtung in einer Rotationsdruckmaschine
JP5480854B2 (ja) * 2011-08-24 2014-04-23 富士フイルム株式会社 用紙搬送装置及びインクジェット記録装置
DE102013209699B4 (de) * 2012-05-24 2020-08-27 Koenig & Bauer Ag Bogenführungseinrichtung für eine bogenverarbeitende Maschine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2807151C3 (de) * 1978-02-20 1980-10-30 M.A.N. Roland Druckmaschinen Ag, 6050 Offenbach Vorrichtung zum Spannen und Glätten eines Bogens auf einer Übergabetrommel bei einer Wendeeinrichtung einer Schön- und Widerdruckmaschine
DE4410189A1 (de) * 1994-03-24 1995-09-28 Heidelberger Druckmasch Ag Leiteinrichtung für bewegtes Bogenmatrial in Druckmaschinen
DE4430105C2 (de) * 1994-08-25 1996-07-04 Roland Man Druckmasch Verfahren und Vorrichtung zur flächigen Führung von im Greiferschluß fixierten Bogen auf einer gekrümmten Oberfläche eines Zylinders einer Roationsdruckmaschine
DE4443493C2 (de) * 1994-12-07 2002-06-06 Koenig & Bauer Ag Leiteinrichtung für biegesteife Materialien
DE29600403U1 (de) * 1996-01-11 1996-03-07 Heidelberger Druckmaschinen Ag, 69115 Heidelberg Vorrichtung zum Glätten von Bögen in Druckmaschinen

Also Published As

Publication number Publication date
ATE207812T1 (de) 2001-11-15
DE19753091A1 (de) 1999-06-02
DE59801939D1 (de) 2001-12-06
EP0922577A1 (fr) 1999-06-16
JPH11227162A (ja) 1999-08-24
JP3269608B2 (ja) 2002-03-25

Similar Documents

Publication Publication Date Title
EP0706881B1 (fr) Système de guidage de feuilles dans le dispositif de retournement d'une machine à imprimer recto-verso
EP0878301B1 (fr) Transport de feuilles sans maculage dans une presse rotative
EP0922574B1 (fr) Dispositif de guidage de feuilles dans une machine à imprimer
EP0922577B1 (fr) Dispositif pour guider des feuilles dans une machine à imprimer
EP0858889B1 (fr) Machine rotative à imprimer à feuilles comprenant un système de dépoussiérage avec un dispositif de guidage de feuilles
DE19829095C2 (de) Bogenführungseinrichtung in einer Druckmaschine
DE102019118568A1 (de) Bogenverarbeitende Maschine mit einer Wendeeinrichtung und Verfahren zum Fördern von Bogen
AT413274B (de) Bogenleiteinrichtung in einer rotationsdruckmaschine
DE4430105C2 (de) Verfahren und Vorrichtung zur flächigen Führung von im Greiferschluß fixierten Bogen auf einer gekrümmten Oberfläche eines Zylinders einer Roationsdruckmaschine
DE4342203C2 (de) Einrichtung zum Einwirken auf Bogen in einer Bogenrotationsdruckmaschine
DE10157566B4 (de) Bogenleiteinrichtung mit einer Führungsfläche in einer Druckmaschine
EP1201428B1 (fr) Dispositif de guidage de feuilles dans des machines d'impression pour assister au transport des feuilles
EP1314557A1 (fr) Procédé et installation de refroidissement d'un matériau à imprimer dans une presse rotative d'impression
DE19635388A1 (de) Bogenrotationsoffsetdruckmaschine
DE19752492C2 (de) Bogenführungseinrichtung in einer Druckmaschine
EP0922575B1 (fr) Dispositif de guidage de feuilles dans une machine à imprimer
DE19753068B4 (de) Bogenführungseinrichtung in einer Druckmaschine
DE4442557A1 (de) Ausleger einer Bogendruckmaschine
DD225411B1 (de) Einrichtung zur einwirkung auf den bogen in bogenauslegern
DE19800414C2 (de) Einrichtung zum Einwirken auf einen Bogen
DE102019118566A1 (de) Bogenverarbeitende Maschine und Verfahren zum Fördern von Bogen
DE102019118565A1 (de) Bogenverarbeitende Maschine und Verfahren zum Fördern von Bogen
DE102019118569A1 (de) Bogenverarbeitende Maschine und Verfahren zum Fördern von Bogen
DE102019118571A1 (de) Bogenverarbeitende Maschine und Verfahren zum Fördern von Bogen
DE10158051A1 (de) Verfahren und Vorrichtung zum Abkühlen eines Bedruckstoffes in einer Rotationsdruckmaschine

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: A1

Designated state(s): AT CH DE FR GB IT LI

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

17P Request for examination filed

Effective date: 19990518

AKX Designation fees paid

Free format text: AT CH DE FR GB IT LI

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

17Q First examination report despatched

Effective date: 20010330

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

ITF It: translation for a ep patent filed
AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT CH DE FR GB IT LI

REF Corresponds to:

Ref document number: 207812

Country of ref document: AT

Date of ref document: 20011115

Kind code of ref document: T

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: CH

Ref legal event code: NV

Representative=s name: E. BLUM & CO. PATENTANWAELTE

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 20011031

REF Corresponds to:

Ref document number: 59801939

Country of ref document: DE

Date of ref document: 20011206

ET Fr: translation filed
REG Reference to a national code

Ref country code: GB

Ref legal event code: IF02

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

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

Ref country code: CH

Payment date: 20021017

Year of fee payment: 5

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 20021029

Year of fee payment: 5

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

Ref country code: GB

Payment date: 20021030

Year of fee payment: 5

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

Ref country code: FR

Payment date: 20021104

Year of fee payment: 5

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

Ref country code: GB

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

Effective date: 20031114

Ref country code: AT

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

Effective date: 20031114

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

Ref country code: LI

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

Effective date: 20031130

Ref country code: CH

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

Effective date: 20031130

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

Effective date: 20031114

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

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

Ref country code: FR

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

Effective date: 20040730

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

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: 20051114

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

Ref country code: DE

Payment date: 20061124

Year of fee payment: 9

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: 20080603