EP0693375B1 - Dispositif de régulation de la température pour une imprimante - Google Patents

Dispositif de régulation de la température pour une imprimante Download PDF

Info

Publication number
EP0693375B1
EP0693375B1 EP95111033A EP95111033A EP0693375B1 EP 0693375 B1 EP0693375 B1 EP 0693375B1 EP 95111033 A EP95111033 A EP 95111033A EP 95111033 A EP95111033 A EP 95111033A EP 0693375 B1 EP0693375 B1 EP 0693375B1
Authority
EP
European Patent Office
Prior art keywords
heat exchanger
liquid
liquid circuit
circuit
printing machine
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
EP95111033A
Other languages
German (de)
English (en)
Other versions
EP0693375A3 (fr
EP0693375A2 (fr
Inventor
Klaus Strobl
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.)
Baldwin Grafotec GmbH
Original Assignee
Baldwin Grafotec 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 Baldwin Grafotec GmbH filed Critical Baldwin Grafotec GmbH
Publication of EP0693375A2 publication Critical patent/EP0693375A2/fr
Publication of EP0693375A3 publication Critical patent/EP0693375A3/fr
Application granted granted Critical
Publication of EP0693375B1 publication Critical patent/EP0693375B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F7/00—Rotary lithographic machines
    • B41F7/20—Details
    • B41F7/24—Damping devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/08—Cylinders
    • B41F13/22—Means for cooling or heating forme or impression cylinders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F31/00—Inking arrangements or devices
    • B41F31/002—Heating or cooling of ink or ink rollers

Definitions

  • the invention relates to a printing machine temperature control device for at least two of each other separated liquids in a printing press, especially fountain solution for wet offset printing and Cooling water of an offset printing machine according to the preamble of claim 1.
  • a printing machine temperature control device of this type is known from EP-A-0 553 447.
  • the known Device is a refrigeration device with a Refrigerant circuit provided in two to each other parallel circuit branches is divided.
  • the one Circular branch extends through a first one Heat exchanger and the other circuit branch extends through a second heat exchanger.
  • the first Heat exchanger also extends a fountain solution circuit for the purpose of exchanging thermal energy with one Circuit branch of the refrigerant circuit.
  • the second heat exchanger extends Cooling water circuit for the purpose of heat energy exchange with the other circuit branch of the refrigerant circuit.
  • Cooling water circuit is used to cool the cylinders Printing machine either by flowing through the concerned cylinder or by heat energy exchange in a cooling water-air heat exchanger and bubbles from the Cooling water cooled air on the relevant cylinder.
  • Such printing press cylinders can be printing plate cylinders, Blanket cylinders, impression cylinders, rollers and rollers of dampening units and inking units or other cylinders or rolls of the printing press.
  • the fountain solution is used in offset printing, the non-printing Set the pressure plate of the To dampen the printing plate cylinder so that it does not Accept printing ink.
  • a printing press often has one when it starts Temperature which is below its optimal Operating temperature. In this case she needs Printing machine not cooled at the beginning of its operating time become. However, it is desirable that the press, especially their cylinders, rollers and rollers, if possible quickly reach the optimal operating temperature.
  • the Cooling water can also serve as "heating water” to the Printing machine as quickly as possible to its optimal Warm operating temperature. As part of this Description also mean “cooling water” depending on the application "Heating water” and "cylinder” are any type of cylinder, Rolling and rolling a printing machine, especially one Offset printing machine.
  • the object of the invention is to be solved simple and inexpensive way of quick heating Cylinders of a printing press to operating temperature to reach.
  • the invention has the following advantages: only one only cooling generator and a single control device to control a single liquid circuit, preferably the fountain solution circuit, needed to Printing press quickly to the optimal operating temperature to warm up and after reaching this optimal Operating temperature at a higher rising temperature prevent.
  • the second liquid is preferably chilled water or cooling water for cooling rollers of the printing press, however, this liquid can also be used to cool others Parts of the printing press can be used, for example for cooling lubricating oil.
  • the printing press temperature control device shown in FIG. 1 of the drawings contains a first Liquid circuit 2 for a first liquid 4 in Form of fountain solution.
  • the first liquid circuit 2 contains one after the other in the direction of flow Fountain solution tank 6, in which the fountain solution is prepared, the fountain solution 4 from the Fountain solution tank 6 in the first liquid circuit 2 pump 8, one by a second Heat exchanger 10 leading heat exchanger section 12 and one leading through a first heat exchanger 14 Heat exchanger section 16, of which the first Liquid circuit 2 back into the fountain solution tank 6 leads back.
  • a refrigeration unit 18 has one Refrigerant circuit 20 with a heat exchanger section 22, which extends through the first heat exchanger 14 extends and in exchange of thermal energy with the Fountain 4 stands, which by the Heat exchanger section 16 of the first Liquid circuit 2 flows.
  • the first liquid circuit 2 points in the flow path between the second heat exchanger 10 and the first Heat exchanger 14 has a fountain solution 24, from which part of the dampening water 4 by means of rollers 25 and 26 the printing plate 28 of a printing plate cylinder 30 one offset printing machine not shown in detail is transmitted with which either wet offset printing or Dry offset printing can be printed.
  • wet offset printing the fountain solution flows in the above described way through the fountain solution 24 and after the fountain solution 24 by gravity or promoted by another pump 36 through the first heat exchanger 14 back into the fountain solution tank 6.
  • a changeover valve 32 In the flow path of the first liquid circuit 2 is between the second heat exchanger 10 and the dampening water pan 24 a changeover valve 32, by means of which the fountain solution 4 optionally in the manner described by the Fountain tank 24 passed or via one to it parallel flow line 34 to the dampening water pan 24 over from the second heat exchanger to the first heat exchanger 14 can be directed.
  • the fountain solution 4 optionally in the manner described by the Fountain tank 24 passed or via one to it parallel flow line 34 to the dampening water pan 24 over from the second heat exchanger to the first heat exchanger 14 can be directed.
  • wet offset printing it will Fountain water passed through the fountain water pan 24.
  • the printing machine temperature control device of FIG. 1 also includes a second liquid circuit 42 for Cooling water 44.
  • the second liquid circuit 42 or Cooling water circuit 42 contains in the direction of flow successively a coolant tank 46, a pump 48, a heat exchanger section 50, which is in the second heat exchanger 10 is located therein and in Heat energy exchange with the first liquid in the form of the dampening water 4 of the first liquid circuit 2 stands, a further heat exchanger section 52 and one leading him back into the cooling water tank 46 Line section 54.
  • the further heat exchanger section 52 of the second liquid circuit 42 is used for Heat energy exchange, especially for cooling a Printing machine means.
  • This printing machine means can Cooling air 55, which is in a cooling water-air heat exchanger tempered by the cooling water, in particular cooled and by a fan 56 to be cooled Printing press part, in particular a cylinder 58, a Roll or roll of the printing machine is blown.
  • This Cylinder, roller or roller can be one Printing plate cylinder, a blanket cylinder, a Impression cylinder, a roll or roller one Dampening unit or an inking unit of the printing press.
  • the further heat exchanger section 52 within the cylinder 58 or the roller or roller concerned, to cool the roll shell, as shown in Fig. 1 by a dashed line section 60 is indicated schematically.
  • a heater core 66 includes a heater 68 in Form of an electric heating coil or one Hot water circuit and one with this heating medium 68 in Heat energy exchange standing and therefore from the heating medium 68 heatable heat exchanger fluid channel 70.
  • the Heat exchanger fluid channel 70 is parallel to Heat exchanger section 50 of the second Liquid circuit 42 to the second Fluid circuit connected in terms of flow.
  • an adjustable connection point Distribution device 72 In the upstream of the heat exchanger fluid channel 70 and located upstream of the heat exchanger section 50 There is an adjustable connection point Distribution device 72, with which the second Liquid, in this case the cooling water 44, if necessary in whole or in part by the Heat exchanger section 50 in the second heat exchanger 10 and / or through the heat exchanger fluid channel 70 of the Heater heat exchanger 66 can be passed.
  • the cooling water 44 depending on Required optionally only through the heat exchanger section 50 of the second heat exchanger 10 are passed while the Cooling water supply to the heating heat exchanger 66 closed is, or only through the heat exchanger fluid channel 70 of the Heater heat exchanger 66 are conducted during the Cooling water supply to the heat exchanger section 50 in the second Heat exchanger 10 is blocked, or the cooling water 44 in an adjustable ratio divided by the Heat exchanger section 50 in the second heat exchanger 10 and simultaneously through the heat exchanger fluid channel 70 in Heater heat exchangers 66 flow.
  • This allows the Temperature of the cooling water in the second liquid circuit 42 can be regulated and if necessary increased as much be that the cooling water acts as "heating water” and the Press parts 52,54,56,58 warms instead of cools.
  • the distributor device 72 can be manual or according to the preferred embodiment of Fig. 1 by a electric or mechanical actuator 74 set by an electronic control device 76 depending on an adjustable temperature setpoint and depending on one or more Actual temperature values of the cooling water 44 in the second Cooling water circuit 42 and / or the fountain solution 4 in first liquid circuit 2 and / or of temperatures of parts of the printing press, for example of the Temperature of one of the printing press cylinders 30 and / or 58 be managed.
  • the electronic control device 76 contains a computer in which the functions of the Printing press temperature control device and Printing press are stored so that these functions from Computer controlled run automatically.
  • the electronic Control device 76 is connected via electrical lines 80 a temperature sensor 82 of the first Liquid circuit 2, via electrical lines 84 with a temperature sensor 86 of the second Liquid circuit 42 each for measuring the actual temperature value, and via electrical lines 88 with the Actuator 74 of controllable distributor device 72 connected to it depending on the actual temperature values and one or more target temperature values to regulate in the computer of the control device 76 are saved.
  • the temperature setpoint or the Temperature setpoints are preferably by hand or in Depends on the functions of the printing press automatically changeable.
  • the invention provides the following, among others Operating options: If the printing press at Operation start colder than the optimal operating temperature is, then by means of the heating heat exchanger 66 Cooling water can be heated. Furthermore, this can be heated Cooling water 44 can be used as a heating medium, which the Printing press cylinder 58 warmed. If so Operating temperature of the printing press above the optimal Operating temperature has risen, can by means of Refrigerator 18 in the first heat exchanger 14 that Fountain water 4 cooled and as a cooling medium in the second Heat exchanger 10 the cooling water of the second Cool the liquid circuit 42. Both at the Heating phase as well as the cooling phase is not additional temperature transfer agent required, but rather the dampening water 4 and the cooling water 44 each as a heat exchange medium in the second Heat exchanger 10 used.
  • Heating means 68 of the heating heat exchanger 66 turned on and the cooling water 44 at least flows partially through the heater core 66.
  • the heating phase is switched off by the refrigeration generator 18.
  • the cooling generator 18 is switched on and the heating heat exchanger 66 is switched off.
  • Heat exchanger 66 turned off means that at least heating means 68 is turned off, even if the cooling water 44 except through the heat exchanger section 50 in the second heat exchanger 10 also through the heat exchanger fluid channel 70 of the heating heat exchanger 66 can flow.
  • the temperature of the cooling water 44th be set because the cooling water 44 so much more Refrigerator 18 via the fountain solution 4 in the second Heat exchanger 10 is cooled, the more cooling water 44 through the second heat exchanger 10 flows, but all the less is cooled, the more cooling water 44 by the switched off heat exchanger 66 is passed instead of through the second heat exchanger 10.
  • the distributor device 72 is preferably a So-called zone valve, as it is in building heating systems is used.
  • the Refrigerant circuit 20 on two parallel refrigerant branches Split 20/1 and 20/2 which has a parallel branch 20/1 one passed through the first heat exchanger 14 Heat exchanger section 22/2.
  • the other parallel branch 20/2 has a through a second heat exchanger 10/2 passed through the heat exchanger section 22/3.
  • the heater core 66 is that passed through the second heat exchanger 10/2 Heat exchanger section 50 of the second Liquid circuit 42 connected in parallel.
  • the upstream sides of the heat exchanger section 50 of the second liquid circuit 42 and the heat exchanger fluid channel 70 of the heating heat exchanger 66 are on the Distribution device 72 interconnected so that Cooling water 44 completely or partially by the second Heat exchanger 10/2 and / or through the heating heat exchanger 66 can be directed as above has been described with reference to FIG. 1. With the 2 can only the cooling water 44 of the second liquid circuit 42 from the heating heat exchanger 66 be heated.
  • the refrigeration device 18 has one after the other in the direction of flow Refrigerant compressor 92, a condenser 94, a Refrigerant collector 96, a circuit branch point 97, of which the two parallel branches 20/1 and 20/2 lead away.
  • the two parallel branches 20/1 and 20/2 contain one after each branch point 97 Refrigerant expansion valve 98 and are over a Collection point 100 reconnected.
  • the Collection point 100 is via an evaporation pressure regulator 102 to the suction side 104 of the refrigerant compressor 92 connected in terms of flow.
  • you can other types of refrigerators 18 can be used.
  • the arrows next to the liquid lines indicate the Flow direction of the liquid in it and the arrows in addition to the electrical lines 80,84,88 give the electrical signal direction in it.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)

Claims (7)

  1. Dispositif de régulation de température pour machine d'impression, pour au moins deux liquides (4, 44) séparés entre eux dans une machine d'impression, notamment de l'eau de mouillage (4) pour l'impression offset humide et de l'eau de refroidissement (44) d'une machine d'impression offset, avec un premier circuit de liquide (2) du premier liquide (4), avec un deuxième circuit de liquide (42) du deuxième liquide (44), avec une pompe (8) et un échangeur de chaleur (14) dans le premier circuit de liquide (2), avec une deuxième pompe (48) et un deuxième échangeur de chaleur (10, 10/2) dans le deuxième circuit de liquide (42), et avec un générateur de froid (18), qui présente au moins un circuit de réfrigérant (20) pour refroidir les deux liquides (4, 44) au moyen des deux échangeurs de chaleur (14, 10, 10/2),
    caractérisé en ce qu'il est prévu un échangeur de chaleur de chauffage (66), qui présente un agent de chauffage (68) et un canal de fluide d'échangeur de chaleur (70) pouvant être réchauffé par cet agent, en ce que le canal de fluide d'échangeur de chaleur (70) est fluidiquement raccordé au deuxième circuit de liquide (42) parallèlement au tronçon d'échangeur de chaleur (50) de ce deuxième circuit de liquide (42), en ce qu'un dispositif distributeur réglable (72) se trouve au point de raccordement situé en amont du canal de fluide d'échangeur de chaleur (70) et en amont du tronçon d'échangeur de chaleur (50) du deuxième circuit de liquide (42), dispositif par lequel le deuxième liquide (44) du deuxième circuit de liquide (42) peut être dirigé, en cas de besoin, en totalité ou en partie à travers le tronçon d'échangeur de chaleur (50) du deuxième circuit de liquide (42) et'ou à travers le canal de fluide d'échangeur de chaleur (70) de l'échangeur de chaleur de chauffage (66).
  2. Dispositif de régulation de température pour machine d'impression selon la revendication 1, caractérisé en ce que le dispositif distributeur (72) est régulé automatiquement par un dispositif de commande électronique (76) en fonction d'une valeur de consigne de température et d'au moins une valeur réelle de température, notamment d'une valeur réelle de température du deuxième circuit de liquide (42) et/ou d'une valeur réelle de température du premier circuit de liquide (2).
  3. Dispositif de régulation de température pour machine d'impression selon une des revendications précédentes, caractérisé en ce que le premier liquide (4) est de l'eau de mouillage à appliquer sur la plaque d'impression du cylindre porte-plaque (30) pour l'impression offset humide, et le deuxième liquide (44) du deuxième circuit de liquide (42) est de l'eau de refroidissement pour refroidir au moins un élément (58) de la machine d'impression offset.
  4. Dispositif de régulation de température pour machine d'impression selon une des revendications précédentes, caractérisé en ce que le premier circuit de liquide (2) du premier liquide (4) s'étend à travers le premier échangeur de chaleur (14) et à travers le deuxième échangeur de chaleur (10), en ce qu'un circuit de réfrigérant (20) du générateur de froid (18) s'étend à travers le premier échangeur de chaleur (14) et s'y trouve en échange d'énergie calorifique avec le premier liquide (4) du premier circuit de liquide (2), en ce que le premier circuit de liquide (2) s'étend également à travers le deuxième échangeur de chaleur (10), et le premier liquide (4) se trouve ainsi, dans le deuxième échangeur de chaleur (10), en échange d'énergie calorifique avec le deuxième liquide (44) du deuxième circuit de liquide (42), liquide qui est lui aussi dirigé à travers le deuxième échangeur de chaleur (10), de sorte que du froid du générateur de froid (18) peut être transmis par le premier circuit de liquide (2) au deuxième circuit de liquide (42), ou de la chaleur provenant de l'échangeur de chaleur de chauffage (66) peut être transmise par le deuxième circuit de liquide (42) au premier circuit de liquide (2).
  5. Dispositif de régulation de température pour machine d'impression selon la revendication 4, caractérisé en ce que le deuxième échangeur de chaleur (10) est disposé avant le premier échangeur de chaleur (14) dans le premier circuit de liquide (2), dans la direction d'écoulement du premier liquide (4).
  6. Dispositif de régulation de température pour machine d'impression selon une des revendications précédentes, caractérisé en ce qu'une soupape d'inversion (32) se trouve entre les deux échangeurs de chaleur (10, 14) dans le chemin d'écoulement du premier circuit de liquide (2), soupape au moyen de laquelle le premier liquide (4), sur son chemin entre ces deux échangeurs de chaleur (10, 14), peut être dirigé, au choix, à travers un groupe (24, 30) de la machine d'impression à traiter par le premier liquide (4), ou bien, en contournant ce groupe de la machine d'impression par une conduite de fluide (34) parallèle à ce groupe, directement d'un échangeur de chaleur (10) à l'autre échangeur de chaleur (14).
  7. Dispositif de régulation de température pour machine d'impression selon une des revendications 1 à 3, caractérisé en ce que le circuit de réfrigérant (20) du générateur de froid (18) passe par les deux échangeurs de chaleur (14, 10/2), et se trouve en échange respectif d'énergie calorifque avec le premier liquide (4) du premier circuit de liquide (2) dans le premier échangeur de chaleur (14), et avec le deuxième liquide (44) du deuxième circuit de liquide (42) dans le deuxième échangeur de chaleur (10/2).
EP95111033A 1994-07-22 1995-07-14 Dispositif de régulation de la température pour une imprimante Expired - Lifetime EP0693375B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4426083A DE4426083A1 (de) 1994-07-22 1994-07-22 Druckmaschinen-Temperierungsvorrichtung
DE4426083 1994-07-22

Publications (3)

Publication Number Publication Date
EP0693375A2 EP0693375A2 (fr) 1996-01-24
EP0693375A3 EP0693375A3 (fr) 1997-11-19
EP0693375B1 true EP0693375B1 (fr) 1999-10-13

Family

ID=6523939

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95111033A Expired - Lifetime EP0693375B1 (fr) 1994-07-22 1995-07-14 Dispositif de régulation de la température pour une imprimante

Country Status (3)

Country Link
EP (1) EP0693375B1 (fr)
DE (2) DE4426083A1 (fr)
ES (1) ES2136774T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10133901B4 (de) * 2000-07-12 2005-03-17 Baldwin Germany Gmbh Druckmaschinen-Flüssigkeitsversorgungsgerät

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29716582U1 (de) * 1997-09-15 1997-11-06 Technotrans Gmbh Temperierungsanordnung bei Druckmaschinen
DE10008210B4 (de) * 2000-02-23 2006-03-23 Man Roland Druckmaschinen Ag Öl-Temperier-Vorrichtung für ein Druckwerk
DE10111614B4 (de) * 2001-03-10 2004-02-12 Technotrans Ag Feuchtmittel-Zufuhrsystem
CN100532098C (zh) 2004-07-16 2009-08-26 海德堡印刷机械股份公司 温度调节方法
DE102005029333B4 (de) * 2004-07-16 2016-06-09 Heidelberger Druckmaschinen Ag Verfahren zum Temperieren
EP2335927B1 (fr) 2005-01-05 2013-05-01 Koenig & Bauer Aktiengesellschaft Procédé de réglage d'un transfert d'encre
DE102005005303A1 (de) 2005-01-05 2006-07-13 Koenig & Bauer Ag Systeme zur Temperierung von Bauteilen einer Druckmaschine
DE102006028292A1 (de) 2006-03-24 2007-09-27 Kohnert, Bärbel Verfahren und Vorrichtung zur Temperierung von Farbwerken und von Feuchtmittel einer Offsetdruckmaschine
DE102008001966A1 (de) 2008-05-26 2009-12-03 Manroland Ag Verfahren zum Herstellen eines Druckprodukts

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1361096A (en) * 1972-01-05 1974-07-24 Tools Ltd Nv Printing press rollers
DE2360611A1 (de) * 1973-12-05 1975-06-19 Grapho Metronic Gmbh & Co Farbwerk fuer druckmaschinen
DE3904854C1 (fr) * 1989-02-17 1990-04-26 Jagusch & Co, 8649 Wallenfels, De
DE4000912C1 (fr) * 1990-01-15 1991-05-29 Jagusch & Co, 8649 Wallenfels, De
DE4202544A1 (de) * 1992-01-30 1993-08-05 Baldwin Gegenheimer Gmbh Druckplatten-temperierungssystem fuer eine druckmaschine
DE9314967U1 (de) * 1993-03-11 1993-12-09 Baldwin Gegenheimer Gmbh Temperierungsvorrichtung für Rotationskörper in Druckwerken
DE4426077A1 (de) * 1994-07-22 1996-01-25 Baldwin Gegenheimer Gmbh Druckmaschinen-Temperierungsvorrichtung
DE9413439U1 (de) * 1994-08-19 1994-11-17 Baldwin Gegenheimer Gmbh Druckmaschinen-Temperierungssystem

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10133901B4 (de) * 2000-07-12 2005-03-17 Baldwin Germany Gmbh Druckmaschinen-Flüssigkeitsversorgungsgerät

Also Published As

Publication number Publication date
DE59507028D1 (de) 1999-11-18
DE4426083A1 (de) 1996-01-25
EP0693375A3 (fr) 1997-11-19
EP0693375A2 (fr) 1996-01-24
ES2136774T3 (es) 1999-12-01

Similar Documents

Publication Publication Date Title
EP0602312B1 (fr) Système de refroidissement pour machines d'impression
EP0638418B1 (fr) Système de refroidissement pour cylindres de machines d'impression
EP0693372B1 (fr) Dispositif de contrÔle de la température pour machines d'impression
DE10354454B4 (de) Temperiervorrichtung für Druckmaschinen
EP2018964B1 (fr) Machine d'impression avec dispositif de contrôle de la température
EP2209631B1 (fr) Système de thermorégulation pour machines à imprimer, à plusieurs niveaux de température
EP0693375B1 (fr) Dispositif de régulation de la température pour une imprimante
EP1016521B1 (fr) Dispositif de tempérage d'une machine d'impression
WO2001012963A1 (fr) Circuit de refroidissement d'un moteur a combustion interne
EP1008448B1 (fr) Dispositif pour contrôler la température d'une machine à imprimer
DE4429520A1 (de) Verfahren und Vorrichtung zur Temperierung von Temperierflüssigkeit in Druckmaschinen
EP0697285B2 (fr) Système de réglage de la température pour une machine à imprimer
EP2326505B1 (fr) Unité d impression et dispositifs et procédés de régulation de la température d'une unité d'impression
EP0699525B1 (fr) Système de refroidissement pour machines d'impression
EP1958771B1 (fr) Dispositif de régulation thermique d'une presse d'impression
DE102008009996A1 (de) Druckmaschinentemperiersystem
DE202008018546U1 (de) Druckmaschinentemperiersystem
EP2055477A1 (fr) Echangeur thermique pour pièces d'une imprimante

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

17P Request for examination filed

Effective date: 19950714

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE ES FR GB IT

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: BALDWIN GRAFOTEC GMBH

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE ES FR GB IT

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

17Q First examination report despatched

Effective date: 19981222

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

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE ES FR GB IT

REF Corresponds to:

Ref document number: 59507028

Country of ref document: DE

Date of ref document: 19991118

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2136774

Country of ref document: ES

Kind code of ref document: T3

ITF It: translation for a ep patent filed

Owner name: ING. C. GREGORJ S.P.A.

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
REG Reference to a national code

Ref country code: GB

Ref legal event code: IF02

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

Ref country code: GB

Payment date: 20030620

Year of fee payment: 9

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

Ref country code: FR

Payment date: 20030721

Year of fee payment: 9

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

Ref country code: ES

Payment date: 20030728

Year of fee payment: 9

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: 20040714

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

Ref country code: ES

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

Effective date: 20040715

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

Effective date: 20040714

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: 20050331

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;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20050714

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20040715

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

Ref country code: DE

Payment date: 20130717

Year of fee payment: 19

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 59507028

Country of ref document: DE

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

Ref country code: DE

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

Effective date: 20150203

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 59507028

Country of ref document: DE

Effective date: 20150203