EP1708885A1 - Vorrichtungen zum einstellen einer von einer walze in einem walzenstreifen auf einen benachbarten rotationskörper ausgeübten anpresskraft und/oder zum anstellen der walze an den rotationskörper und/oder zum abstellen der walze von dem rotationskörper - Google Patents
Vorrichtungen zum einstellen einer von einer walze in einem walzenstreifen auf einen benachbarten rotationskörper ausgeübten anpresskraft und/oder zum anstellen der walze an den rotationskörper und/oder zum abstellen der walze von dem rotationskörperInfo
- Publication number
- EP1708885A1 EP1708885A1 EP05707875A EP05707875A EP1708885A1 EP 1708885 A1 EP1708885 A1 EP 1708885A1 EP 05707875 A EP05707875 A EP 05707875A EP 05707875 A EP05707875 A EP 05707875A EP 1708885 A1 EP1708885 A1 EP 1708885A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- roller
- actuators
- support bearing
- control unit
- pressure
- 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.)
- Granted
Links
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
- B41F7/40—Devices for tripping or lifting damping rollers; Supporting, adjusting, or removing arrangements therefor
-
- 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
- B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
- B41F13/34—Cylinder lifting or adjusting 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
- B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
- B41F13/34—Cylinder lifting or adjusting devices
- B41F13/36—Cams, eccentrics, wedges, or the like
-
- 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
- B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
- B41F13/34—Cylinder lifting or adjusting devices
- B41F13/40—Cylinder lifting or adjusting devices fluid-pressure operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F31/00—Inking arrangements or devices
- B41F31/30—Arrangements for tripping, lifting, adjusting, or removing inking rollers; Supports, bearings, or forks therefor
- B41F31/32—Lifting or adjusting devices
- B41F31/36—Lifting or adjusting devices fluid-pressure operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F33/00—Indicating, counting, warning, control or safety devices
- B41F33/04—Tripping devices or stop-motions
- B41F33/14—Automatic control of tripping devices by feelers, photoelectric devices, pneumatic devices, or other detectors
Definitions
- the invention relates to devices for adjusting a pressing force exerted by a roller in a roller strip on an adjacent rotary body and / or for setting the roller to the rotary body and / or for stopping the roller of the rotary body according to the preamble of claim 1, 6 or 22nd
- DE 102 44 043 A1 discloses devices for adjusting rolls in a printing machine, wherein both ends of a roller applying a contact force to an adjacent rotary body are each mounted in a support bearing with a radially displaceable roller mount, each support bearing acting on the roller a plurality of Having pressurizable actuators having a pressure medium.
- Such an adjustable roller is z. B. also hired against a forme cylinder.
- WO 03/049946 A2 and the subsequently published WO 2004/028810 A1 disclose methods for operating an inking unit or dampening unit of a printing machine, wherein at least three rollers or cylinders are provided in the inking unit or dampening unit, which come into contact with each other in at least two roller strips can, and wherein at least one of the rollers is mounted relative to the other rollers adjustable in a machine frame.
- the adjustably mounted roller is pressed for variable adjustment of the respective contact pressure in the two roller strips with an adjustable in size and direction force in the gap between the adjacent rollers.
- the invention has for its object to provide means for adjusting a force exerted by a roller in a roll strip on an adjacent body of rotation pressing force and / or for hiring the roller to the rotary body and / or for stopping the roller of the rotary body, wherein a width of the formed between the roller and its adjacent body of revolution roller strip is adjusted as needed even during an ongoing production of the printing unit.
- the achievable with the present invention consist in particular in that the pressure exerted by a roller in a roll strip on an adjacent body rotation force of a control unit in particular by addressing individually involved in the setting actuators individually tailored to demand and an existing setting preferably remotely controlled, z. B. also during an ongoing production of the printing unit, is changeable. Due to the variability of the contact pressure, a width of the roller strip formed between the roller and its adjacent body of revolution can be adjusted as required, which has an advantageous effect on the quality of the printed product produced with the printing unit.
- the adjustment of the contact pressure is preferably carried out with a support bearing having at least one actuator, which is also called a roller lock, wherein in each roller lock involved in the adjustment of a roller, a plurality of identifiable, individually selectable actuators that are directly or indirectly controllable by the control unit are preferably arranged, wherein the actuated actuators each exert a directed into the interior of its roller lock radial force, wherein preferably exerted by a plurality of actuators radial forces form in their vector sum of the force exerted by the roller on the adjacent body rotation force, wherein the force exerted by the actuators radial forces preferably individually and independently adjustable and also provided by the control unit for a desired operating position.
- the actuators can be uniquely identified in each case on the basis of an identifier.
- Actuators connected to a common pressure supply are groupwise, but preferably individually activatable. Due to the arrangement of controllable devices and their respective connection z. B. by means of pressure medium lines are z.
- the contact pressure exerted by a roller engaged on this forme cylinder can be adjusted differently at the two axial ends of this roller.
- control unit receives the instruction to change the setting of the contact pressure in a selected roll strip by a corresponding input with a control unit belonging to the control unit, which actuator of the roller lock concerned is to be acted upon with what pressure and takes the necessary adjustment in the Pressure setting z.
- the control unit preferably controls valves arranged in the pressure lines, in particular fast-acting, electrically or electromagnetically actuated proportional valves, so that the setting of a setting of an adjusted contact force takes place within a few seconds.
- Figure 1 in a section of a printing unit with an inking unit and a dampening unit each with controllable in their contact force rollers.
- FIG. 3 shows a roller lock in a longitudinal section
- FIG. 4 shows the roller lock of FIG. 3 in a perspective view with a partial longitudinal section in two orthogonal planes
- FIG. 5 shows a schematic representation of actuators on a controllable roller exerted radial forces without a deflection of the controllable roller.
- FIG. 6 is a schematic representation of actuators on a controllable roller exerted radial forces with a deflection of the controllable roller.
- Fig. 7 is a pneumatic plan for controlling belonging to a printing unit actuators and fixing devices.
- Fig. 1 shows a schematic, simplified representation in a section of a printing unit 01 with an inking unit 02 and a dampening unit 03 each with controllable in their contact force rollers 04; 06; 07; 08; 09; 11.
- the controllable in their contact force rollers 04; 06; 07; 08; 09; 11 are stored adjustable.
- each of these controllable rollers 04; 06; 07; 08; 09; 11 to two adjacent bodies of revolution 12; 13; 14; 16; 17 in a touching contact ie each of these rollers 04; 06; 07; 08; 09; 11 is simultaneously on two of the rotational body 12 provided in this arrangement; 13; 14; 16; 17 employed, so that each of these rollers 04; 06; 07; 08; 09; 11 each on its lateral surface two nip points N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62, substantially axially to the respective roller 04; 06; 07; 08; 09; 11 extending roller strips N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62.
- the roller 04 is z. B. formed as a dampening roller 04 and forms its first nip-site N11 with a z. B. as a cylinder 12, in particular as a forme cylinder 12 formed rotational body 12 and its second nip-site N12 with a z. B. as a dampening 13 trained rotary body 13.
- the roller 06 is z. B.
- dampening unit 03 is z. B. another controllable in their contact force roller 08 is provided, for. B. an intermediate roller 08, which forms its first nip-site N41 with the dampening driver 13 and its second nip-site N42 with another dampening roller 14.
- dampening unit 03 is z. B.
- two more controllable in their contact force rollers 09 and 11 are provided, for. B. two intermediate rolls 09 and 11, wherein the roller 09 is its first nip point N51 with the ink transfer roller 16 and its second nip point N52 with a further inking roller 17 and the roller 11 is its first nip point N61 with the ink transfer roller 16 and their Form second nip site N62 with the other ink fountain roller 17.
- the controllable rollers 04; 06; 07; 08; 09; 11 each have two nip sites N11 in the arrangements shown in Figs. 1 and 2; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 up.
- Another operating position of at least one of the controllable rollers 04; 06; 07; 08; 09; 11 may provide that this controllable roller 04; 06; 07; 08; 09; 11 of all their adjacent rotating bodies 12; 13; 14; 16; 17 is turned off, while the other controllable rollers 04; 06; 07; 08; 09; 11 of this printing unit 01 in each case at least with an adjacent rotary body 12; 13; 14; 16; 17 are in physical contact.
- the printing unit 01 can for at least one of the controllable rollers 04; 06; 07; 08; 09; 11, only a single adjacent rotary body 12; 13; 14; 16; 17 be provided.
- the printing unit 01 is arranged in a printing product producing a printing press, wherein the printing machine z. B. is designed as a newspaper printing machine and z. B. has several printing units 01 each having at least one inking unit 02 and / or a dampening unit 03.
- the printing unit 01 operates z. B. in a planographic printing process, preferably in an offset printing process, wherein a printing cylinder 01 belonging to the transfer cylinder and cooperating with the transfer cylinder impression cylinder in Figs. 1 and 2 are not shown.
- the dampening unit 03 is eliminated if the printing unit 01 is operated in a dry offset printing process.
- the lateral surface of z. B. as a forme cylinder 12 formed rotational body 12; 13; 14; 16; 17 is occupied by at least one printing plate (not shown).
- a plurality of printing plates are arranged in the axial direction of the forme cylinder 12, in particular four or six printing plates.
- In the circumferential direction of the forme cylinder 12th are each z. B. two printing plates arranged one behind the other, so that a total of up to eight or twelve printing plates on the lateral surface of the same forme cylinder 12 are arranged.
- the printing unit 01 can in his inking 02 and its dampening unit 03 a total of significantly more, but also less controllable rollers 04; 06; 07; 08; 09; 11, as shown by way of example in FIGS. 1 and 2.
- roller 04; 06; 07; 08; 09; 11 or the rotating body 12; 13; 14; 16; 17 The flattening of the otherwise cylindrical lateral surface of the roller 04; 06; 07; 08; 09; 11 or the rotating body 12; 13; 14; 16; 17 is possible because the roller 04; 06; 07; 08; 09; 11 or its adjacent body of revolution 12; 13; 14; 16; 17 or both have an elastically deformable lateral surface.
- the rollers 04; 06; 07; 08; 09; 11 a rubberized jacket surface.
- the controllable in their contact force rollers 04; 06; 07; 08; 09; 11 and their adjacent rotary bodies 12; 13; 14; 16; 17 have a diameter of z. B. 100 mm to 340 mm and an axial length z. B. between 1,000 mm and 2,400 mm.
- the width of the roller strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 corresponds to that of the respective controllable roller 04; 06; 07; 08; 09; 11 on its adjacent rotary body 12; 13; 14; 16; 17 in the respective roller strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 applied contact pressure.
- Each in its contact force controllable roller 04; 06; 07; 08; 09; 11 is in each case mounted at least with one of its ends 18, but preferably with its two ends 18 in each case in a support bearing 21 with a radially movable roller receptacle 39, d. H. in a so-called roller lock 21, wherein each support bearing 21 or roller lock 21 at least one, preferably more on the roller 04; 06; 07; 08; 09; 11 acting actuators 22, wherein the actuators 22 in turn preferably arranged in a housing 21 belonging to the support bearing 21 and roller lock and z. B. with a pressure fluid druckbeaufsch lagbar.
- actuators 22 are described below as actuators 22 pressurizable with a pressure medium, which corresponds to their preferred embodiment, the control of the support bearings 21 and / or their actuators 22 described below is independent of the medium used for the application of the contact pressure becomes.
- the actuators 22 z. B. also be designed as actuators 22, the respective contact force z. B. exercise due to a hydraulic, electrical, motor or piezoelectric effect.
- actuated actuators 22 cause the roller mount 39 with respect to the support bearing 21 in an orthogonal to the axial direction of the controllable roller 04; 06; 07; 08; 09; 11 stationary level is moved eccentrically.
- the radial stroke can be done on a linear or nonlinear trajectory.
- FIG. 3 shows the roller lock 21 in a direction to the axis 19 of the roller 04; 06; 07; 08; 09; 11 parallel longitudinal section.
- 4 shows the roller lock 21 of FIG. 3 in a perspective view with a partial longitudinal section in two mutually orthogonal planes.
- At least all with a form cylinder 12 directly cooperating rollers 04; 06; 07 each have at least one actuator 22, which is independent of the other actuators 22 of the form cylinder 12 directly interacting rollers 04; 06; 07 is controlled.
- at least three directly interacting with the forme cylinder 12 rollers 04; 06; 07 are arranged and that each of these rollers 04; 06; 07 has at least one independently controlled actuator 22.
- the housing of the roller lock 21 has a z. B. sleeve-shaped frame holder
- the gap between the frame holder 23 and the roller holder 24 has z. B. a width of 1 mm to 10 mm, preferably of about 2 mm.
- the actuators 22 are z. B. in the gap between the frame holder 23 and the roll holder 24 or in each case in a chamber or recess of the frame holder 23, wherein the arranged in the chamber or recess of the frame holder 23 actuator 22 has a directed onto the roll holder 24 effective surface 38, with which the actuator 22 exerts a surface pressure on the roller holder 24 in its operating state acted upon by a pressure medium.
- the actuators 22 are preferably rotatably arranged in the housing of the roller lock 21 relative to this housing or at least relative to the frame holder 23.
- the actuators 22 are z. B. each as a pressurizable with a pressure medium hollow body, for. B. as a pressure hose, wherein the hollow body has at least one surface 38 (Fig. 4) made of a reversibly deformable elastomeric material, said surface 38 z. B. is formed in a further embodiment, not shown, as a membrane, wherein the membrane 38 in the pressure medium loading of the hollow body preferably on an outer circumferential surface of the roller holder 24 comes to rest.
- the reversibly deformable surface 38 therefore corresponds at least
- the actuators 22, in the preferred embodiment, have no piston guided in a cylinder and are rodless.
- the integration of the actuators 22 in the housing of the roller lock 21 leads to an extremely compact design of the roller lock 21.
- the pressure medium is the actuators 22 respectively via a pressure medium line 41 is supplied (Fig. 4).
- roller holder 24 One of the ends 18 of the controllable in its contact force roller 04; 06; 07; 08; 09; 11 is formed in the roller holder 24 z.
- B semi-circular, preferably designed as a quick release roller receptacle 39 and rigidly connected to the roller holder 24, wherein the controllable in their contact force rollers 04; 06; 07; 08; 09; 11 are each rotatable about its own axis 19.
- the roller holder 39 has a bearing, z.
- a rolling bearing or plain bearing in which the end of the roller 04; 06; 07; 08; 09; 11 is rotatably mounted.
- the frame holder 23 is z.
- the roller lock 21 is at its controllable in its contact force roller 04; 06; 07; 08; 09; 11 facing end preferably sealed with a particular gap between the frame holder 23 and the roller holder 24 sealing element 37 against dust, moisture and other contaminants, wherein the sealing element 37 z. B. is screwed to the frame holder 23.
- the sealing element 37 and in particular the actuators 22 are protected from contamination and thus from a disturbance in their mobility. Due to the radial displacement of the roller holder 24 in the frame holder 23, a roller 04; 06; 07; 08; 09; 11 also to its adjacent rotary body 12; 13; 14; 16; 17 or turned off by this.
- the roller lock 21 has z. B. a fixing device, the roller holder 24 and thus the rigidly connected to him roller 04; 06; 07; 08; 09; 11 fixed in a first operating position and thus against any radial displacement relative to the Frame holder 23 locks or releases in a second operating position for such a shift.
- the fixing device has z. B. a preferably coaxial, rigid z. B. connected to the roll holder 24 first plate pack 26 and also preferably coaxial second plate pack 27, wherein the second plate set 27 engages with its fins between the slats of the first plate pack 26. The fixation takes place when meshing the slats preferably frictionally or positively. After loosening the zip or positive locking of the slats, the second plate set 27 is movable in the axial direction of the roller lock 21.
- the axial movement of the second disk set 27 comes z. B. by the fact that a pressure medium is guided by a formed in the frame wall 36 channel 28 in a roller lock 21 pressure chamber 29, wherein arranged in the pressure chamber 29 pressure plate 31 against the force of a spring element 32 a preferably arranged in the roll holder 24 Punch 33 moves axially, the second disk set 27 is attached to a punch head 34 of the punch 33 and is also moved in an axial movement of the punch 33, whereby the blades of the disk packs 26; 27 disengaged.
- each roller lock 21 each has four circularly about the axis 19 of the roller 04; 06; 07; 08; 09; 11 arranged actuators 22, wherein the actuators 22 preferably at uniform intervals about the axis 19 of the controllable in its contact force roller 04; 06; 07; 08; 09; 11 are distributed.
- the actuators 22 are remotely controllable, ie actuated by a control unit, and preferably designed as pneumatic actuators 22.
- a pressure medium z. B a biased Gas, preferably compressed air, used.
- An alternative to the preferred pneumatic actuators 22 form in particular hydraulic, pressurized with a liquid actuators 22 or even electromotive actuators 22. As shown in FIGS.
- each actuator 22 exerts in its pressure medium in the one Inside of its roller lock 21 directed radial force Fn1; Fn2; Fn3; Fn4 connected to the roller lock 21, controllable in its contact force roller 04; 06; 07; 08; 09; 11, wherein the actuators 22 are supported radially on or in the frame holder 23 of the roller lock 21 radially and by the surface pressure on the frame holder 23 radially displaceably arranged roller holder 24, the radial force Fn1; Fn2; Fn3; Fn4 mounted on the roller holder 24, controllable in its contact force roller 04; 06; 07; 08; 09; 11 exercise.
- B. is 90 °.
- an identification feature n in the designation of the radial force Fn1; Fn2; Fn3; Fn4 is a particular roller lock 21 markable and therefore identifiable.
- the significance of the identification feature n will be discussed below.
- each actuator 22 belonging to a roller lock 21 is associated with an identifier with which each actuator 22 in one of the roller presses 21 arranged in the printing press or in the respective printing unit 01 can be unambiguously identified, selected and controlled.
- each fixing device can be unambiguously identified by the roller locks 21 arranged in the printing press or in the printing unit 01.
- the respective identifier of the roller locks 21, their actuators 22 and their fixing device is preferably machine-readable and can be stored in the control unit, preferably an electronic, digital data-processing control unit.
- an identifier nm denotes each with an identification feature n; m for the roller lock 21, its actuators 22 and its fixing a uniquely determined in the printing unit 01 roller lock 21, a uniquely determined in the printing unit 01 actuator 22 and in the printing unit 01 uniquely determined fixing.
- the identification nm denotes with its first identification feature n a roller lock 21 and with its second identification feature m a specific actuator 22 of this roller lock 21 or its fixing device.
- the identifier "15" in this example denotes the fixing device of the roller lock 21 marked with the number "1".
- the identifier nm relates to digit sequences with a first identification feature n with a number between "1".
- each roller lock 21, each of its actuators 22 and each fixing device is assigned an identifier nm, each roller lock 21, each actuator 22 and each fixing device can be clearly identified and addressed.
- the identifiers nm can z. B. in the control unit each be stored as an individual, unique address, whereby each roller lock 21, each actuator 22 and each fixing device by the control unit individually and independently of other arranged in the printing unit 01 roller locks 21, actuators 22 and fixing devices selected, selected can be addressed and controlled.
- the control unit thus controls at least one actuator 22 of a support bearing 21 individually and independently of an actuator 22 of another support bearing 21.
- the control unit may also groups of actuators 22 and support bearings 21 in common control, especially when these jointly controlled actuators 22 and support bearings 21 form a functional composite, so are always and inevitably set in a fixed relationship to each other due to their technical function in the printing process
- the at least two actuators 22 of each roller lock 21 are always arranged the same with respect to a specific position of the roller lock 21 in each roller lock 21 in its preferably circular distribution, so that in all roller locks 21 of a printing unit 01, the identification feature m of their actuators 22 and fixing always in can be assigned to the same order. Accordingly, for identically positioned actuators 22 in this order, the same identification feature m is always assigned.
- the actuators 22 and fixing device are marked in an ascending order, wherein in this order for the fixing device, the identifier z. B. is awarded the highest value.
- the actuators 22 in each roller lock 21 are marked in a fixed sequence. For example, starting from a specific position on the circumference of the roller lock 21, the actuators 22 in each roller lock 21 in the circumferential direction in the same fixed order.
- the actuators 22 are in each roller lock 21 in their preferred pneumatic execution in each case by a pressure medium line 41 with a pressure level 42 having a pressure medium source, for. As a compressor connected.
- a pressure medium line 41 with a pressure level 42 having a pressure medium source for.
- As a compressor connected As can be seen from the pneumatic diagram shown in FIG. 7, it can be provided that actuators 22 arranged in different roller locks 21 which have the same identification feature m in the respective roller lock 21 in a parallel connection with the same pressure medium line 41 at the same pressure medium source or at least at the same pressure level 42 are connected. Also arranged in the same roller lock 21 actuators 22 with a distinctive identification feature m with different pressure medium lines 41st connected to different pressure medium sources or at least at different pressure levels 42.
- the actuators 22 arranged in the roller locks 21 are always pressurized and that the pending pressure only in the sense of a displacement of the controllable roller 04; 06; 07; 08; 09; 11 and / or to be changed on the controllable roller 04; 06; 07; 08; 09; 11 exerted contact force, if and as long as the fixing device of the relevant roller locksmith 21 is released, d. H. in the displacement of the controllable roller 04; 06; 07; 08; 09; 11 permitting operating position is located.
- the displacement of the controllable roller 04; 06; 07; 08; 09; 11 blocks, at least one of the actuators 22 pending pressure or a change in the pressure applied there does not affect the controllable roller 04; 06; 07; 08; 09; 11 off. If and as long as an effect on the controllable roller 04; 06; 07; 08; 09; 11 is not intended, the pressure medium lines 41 to the with this roller 04; 06; 07; 08; 09; 11 interacting actuators 22 are provided at least partially also without pressure or at least considerably reduced pressure as an alternative to their constant pressurization.
- the roller locks 21 of several or even all in each case in their contact force controllable rollers 04; 06; 07; 08; 09; 11 have the same number of actuators 22.
- a printing unit 01 is usually a rack wall 36, in or at each of which a first bearing for the controllable in their contact force rollers 04; 06; 07; 08; 09; 11 and their adjacent rotary body 12; 13; 14; 16; 17, as side T. and the opposite frame wall 36, each with a second bearing for the controllable in their contact force rollers 04; 06; 07; 08; 09; 11 and their adjacent rotary body 12; 13; 14; 16; 17 referred to as "page II".
- actuators 22 engage with the same roller 04; 06; 07; 08; 09; 11 associated roller locks 21 a at both ends 18 of this roller 04; 06; 07; 08; 09; 11 in the same amount of pressing force in the roller strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 on the adjacent rotary body 12; 13; 14; 16; 17 off.
- rotational body 12 is not uniformly occupied in its axial direction with printing plates, but the forme cylinder 12 z.
- the vector sum of the radial forces Fn1 differs; Fn2; Fn3; Fn4 of the actuators 22 in the roller lock 21 on the "side I" of the vector sum of the radial forces Fn1, Fn2, Fn3, Fn4 of the actuators 22 in the roller lock 21 on the "side II".
- controllable devices preferably electrically or electromagnetically actuated, are arranged in the pressure line 41 starting from a pressure medium source, preferably as reaction-responsive proportional valves EP1 ; EP2; or EP3; EP4, z. B. 3/3-way proportional valves EP1; EP2; EP3; EP4 are formed, the pressure level 42 which is applied to the respective actuators 22, wherein z. B.
- each roller lock 21 of one of the proportional valves EP1; EP2; EP3; EP4 is assigned, wherein the control unit arranged in the roller locks 21 actuators 22 by means of the proportional valves EP1; EP2; EP3; EP4 actuated.
- the control unit arranged in the roller locks 21 actuators 22 by means of the proportional valves EP1; EP2; EP3; EP4 actuated.
- two further controllable devices provided in the circuit, preferably as electrically or electromagnetically actuated valves EP5; EP6, z. B.
- 5/2-way valves are formed in the pressure line 41 on the way of the pressure medium from its pressure medium source to the actuators 22 in one Series connection in each case one of the proportional valves EP1; EP2; EP3; EP4 are arranged, it can be selected whether actuators 22 on the "side I" of the controllable in their contact force roller 04; 06; 07; 08; 09; 11 are subjected to the same pressure as on the "side II" or with a different pressure ,
- the pressure level 42 can with the proportional valves EP1; EP2; EP3; EP4 to any value z. B. between 0 bar and 10 bar, preferably between 0 bar and 6 bar, are set.
- each fixing device is optionally in a first operating position, in which the fixing device, the substantially radial displacement of the controllable in its contact force roller 04; 06; 07; 08; 09; 11 locks, or in a second operating position in which the fixing device, the substantially radial displacement of the controllable in its contact force roller 04; 06; 07; 08; 09; 11 releases brought.
- a controllable device can be assigned to each roller lock 21, the controllable device each having a plurality, preferably all, pressure medium lines 41 of actuators 22 of the same roller lock 21 connected to their respective pressure medium source simultaneously pressurized in a first operating position with a first pressure level 42 and in a second operating position with a second pressure level 42, wherein in each of the two operating positions, the respectively present at the actuators 22 pressure level 42 is different at least for one of the actuators 22 of the same roller lock 21 from zero. All actuators 22 of the same roller lock 21 are thus at the same time each with their respective, preferably in the two operating positions of the controllable device from each other differing pressure level 42 pressurized.
- the pressure level 42 respectively present at several or all of the actuators 22 of the same roller lock 21 is also completely different, so that the actuators 22 of the same roller lock 21 are each pressurized with a different pressure level 42.
- Actuators 22 identified in the same identification feature m in different roller locks 21 can have the same pressure level 42, whereas actuators 22 of the same roller lock 21 with differing identification features m generally have different pressure levels 42.
- the change between the first operating position and the second operating position preferably takes place abruptly by a switching operation of the controllable device triggered by the control unit.
- the controllable device therefore acts on all actuators 22 of the same roller lock 21 leading pressure medium lines 41 equally and can, for. B.
- each roller lock 21 having an identification feature n
- the control unit selects the each roller lock 21 associated controllable device in each case on the basis of the identification feature n.
- the printing unit 01 can with respect to the rollers 04; 06; 07; 08; 09; 11 exercised Pressing forces have a standard configuration, the standard configuration having a set of values FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62, where each value is FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62 with one of a roller 04; 06; 07; 08; 09; 11 of this printing unit 01 in a roller strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 on a respective roller 04; 06; 07; 08; 09; 11 adjacent rotational body 12; 13; 14; 16; 17 applied contact force corresponds.
- the standard configuration can consist, for example, of numerical values, value pairs or value series stored in a table or graph, wherein the control unit accesses these numerical values, value pairs or value series by means of a program running in the control unit for setting a desired contact pressure and these numerical values, value pairs or value ranges for adjustment used the desired contact force.
- rollers 04 which can be controlled in terms of their pressing force, are located; 06; 07; 08; 09; 11 with a total of twelve roller strips N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 provided, each controllable in its contact force roller 04; 06; 07; 08; 09; 11 is mounted in each case in a roller lock 21, each with four actuators 22.
- the standard configuration for this printing unit 01 can be a set of twenty-four values FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; Include FN62.
- each value is FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62 for each of the contact forces five further values resulting from the four radial forces Fn1; Fn2; Fn3; Fn4 and optionally the mass of the controllable roller 04; 06; 07; 08; 09; 11 composed, assigned.
- each value for a radial force Fn1; Fn2; Fn3; Fn4 be divided into an indication of their absolute value and direction of action.
- the values FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62 in the roll strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 applied contact forces, their respective assigned values for the radial forces Fn1; Fn2; Fn3; Fn4, preferably divided into magnitude and effective direction, and optionally the mass of the controllable rollers 04; 06; 07; 08; 09; 11 are preferably stored in a memory of the control unit.
- the value of the gravitational constant for calculating the weight force from the mass of the controllable roller 04; 06; 07; 08; 09; 11 and for each in its contact force controllable roller 04; 06; 07; 08; 09; 11 each a value for the distance of the lying on its axis 19 midpoint of the roller 04; 06; 07; 08; 09; 11 from the center of its respective adjacent rotational body 12 in contact with it; 13; 14; 16; 17, wherein each value for one of the distances can be divided into an indication of the absolute value and the spatial direction.
- the default configuration produces a degree of flattening that corresponds to a particular setpoint for the width of each roll strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 corresponds to the printing unit 01 under standard operating conditions to achieve a good quality for the printed product to be produced.
- the operating conditions may also require that the width of each roller strip N11; N12; N21 '; N22; N31; N32; N41; N42; N51; N52; N61; N62 is set to a new setpoint.
- the roll strip N11 involved in each affected strip is; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 applied to a new value FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62, with the result that values for the radial forces Fn1; Fn2; Fn3; Fn4 of the affected roller locks 21 are to be changed.
- the control unit has at least one control element and z. B. via a display device for displaying one or more values FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62 for those in a particular Roller strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 applied contact pressure.
- the reference numerals of the roller strips N11 selected here by way of example; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 may also be simultaneously identified as an identifier for the roller strips N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 can be used so that each roll strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 is clearly identifiable due to its identifier.
- N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 is a value FN11 in the memory of the control unit, at least for the standard configuration; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62, in particular a setpoint value for which in the roll strip N1 f «1M12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 applied contact force stored.
- This value FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62 is used in selecting or entering the identifier of a particular roller strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 with the z.
- the control element displays the displayed value FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62 for those in the roll strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 applied force to a new Value FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62 for those in the roll strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 for those in the roll strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 applied pressing force by the displayed value FN11; FN12; FN21; Fn22;
- the control unit calculates FN11 for the new value; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62 in the selected roll strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 applied force the associated values for the force exerted in the roller lock 21 radial forces Fn1; Fn2; Fn3; Fn4 and / or the pressures to be respectively set in the actuators 22 and stores the calculated values for the radial forces Fn1; Fn2; Fn3; Fn4 and / or the pressures in their memory.
- control unit also controls the valves V15; V25; V35; V45; V55; V65, the proportional valves EP1; EP2; EP3; EP4 and the valves EP5; EP6.
- Carrying out the calculation of new values FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62 and / or the control of the valves V15; V25; V35; V45; V55; V65, the proportional valves EP1; EP2; EP3; EP4 and / or the valves EP5; EP6 is preferably carried out after the control unit to a certain, z. B. with the control input or selectable instruction has received.
- the result of the calculation can with the display device of the control unit z. For example, like the original values FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN6; FN62 are displayed.
- control unit actuates at least one of the proportional valves EP1; EP2; EP3; EP4 and / or at least one of the valves EP5; EP6, the radial force Fn1; Fn2; Fn3; Fn4 at least one actuator 22 in the affected roller lock 21 to the calculated new value.
- control unit again actuates the at least one previously actuated valve V15; V25; V35; V45; V55; V65 to the fixing device of that roller lock 21 in which the radial force Fn1; Fn2; Fn3; Fn4 at least one actuator 22 has been set to the calculated new value, to put in those operating position in which in this roller lock 21 mounted in its contact force controllable roller 04; 06; 07; 08; 09; 11 is no longer radially displaceable.
- N62 also produces an altered width of this roller strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62.
- each value changed once or even several times FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62 of a roller 04; 06; 07; 08; 09; 11 applied contact force z. B.
- the control unit is ⁇ . B. formed as part of a printing press or at least to a printing unit 01 associated control station and thus associated with the printing press or the printing unit 01.
- the control unit z. B. as a mobile unit, for. B. as a notebook, which only if a value FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62 one in a roll strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 is to be changed, with the controllable device to be operated to carry out this change, d. H. in particular with the relevant proportional valves EP1; EP2; EP3; EP4, the valves EP5; EP6 and the valves V15; V25; V35; V45; V55; V65, is connected.
- N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 may be required to provide proof of authorization by, for example, entering a permissible password before carrying out the change of the control unit with its operating element.
- the change takes place the value FN11; FN21; FN31 in this roll strip N11; N21; N31 applied force when the opening of the channel and the roller strips N11; N21; N31 have no common overlapping surface, so that the roller 04; 06; 07 during the adjustment of the new value of its in this roll strip N11; N21; N31 does not press into the opening of the channel.
- the in a roll strip N11; N21; N31 applied pressure force is therefore changed by the control unit only at times during which to be adjusted and / or in its contact force to be changed roller 04; 06; 07 on the closed, usually solid trained part of the lateral surface of the forme cylinder 12 and / or on the surface of at least one mounted on the forme cylinder 12 printing form unrolls.
- the control unit blocks any change in the setting of one in the roller strip N11; N21; N31 applied contact pressure.
- the forme cylinder 12 together with that roller 04; 06; 07, in their common roller strip N11; N21; N31 is the value FN11; FN21; FN31 is to be changed in the applied pressing force, in rotation, with such a speed that a rolling over of the opening of the channel by the roller 04; 06; 07 during the adjustment of the new value of its in this roll strip N11; N21; N31 applied contact force does not adversely affect because the rollover time is very short and thus outweighs the effect of inertia of the masses involved.
- the performance of the change of the value FN11; FN12; FN21; Fn22; FN31; FN32; FN41; FN42; FN51; FN52; FN61; FN62 one in a roll strip N11; N12; N21; N22; N31; N32; N41; N42; N51; N52; N61; N62 applied during the rotation of the affected roller 04; 06; 07; 08; 09; 11 also has the advantage that slip-stick effects are avoided.
- EP1 Proportional valve 3/3-way proportional valve
- EP2 Proportional valve 3/3-way proportional valve
- EP3 Proportional valve 3/3-way proportional valve
- EP4 Proportional valve 3/3-way proportional valve
- EP5 Valve 5/2-way valve
- EP6 Valve 5/2-way valve
- V15 valve 3/2-way valve V25 valve, 3/2-way valve V35 valve, 3/2-way valve V45 valve, 3/2-way valve V55 valve, 3/2-way valve
- V65 valve 3/2-way valve
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Inking, Control Or Cleaning Of Printing Machines (AREA)
- Rolls And Other Rotary Bodies (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102004004665A DE102004004665B4 (de) | 2004-01-30 | 2004-01-30 | Vorrichtung zum Einstellen einer von einer Walze in einem Walzenstreifen auf einen benachbarten Rotationskörper ausgeübten Anpresskraft und zum Anstellen der Walze an den Rotationskörper oder zum Abstellen der Walze von dem Rotationskörper |
| PCT/EP2005/050359 WO2005072965A1 (de) | 2004-01-30 | 2005-01-28 | Vorrichtungen zum einstellen einer von einer walze in einem walzenstreifen auf einen benachbarten rotationskörper ausgeübten anpresskraft und/oder zum anstellen der walze an den rotationskörper und/oder zum abstellen der walze von dem rotationskörper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP1708885A1 true EP1708885A1 (de) | 2006-10-11 |
| EP1708885B1 EP1708885B1 (de) | 2013-09-04 |
Family
ID=34801250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP05707875.0A Expired - Lifetime EP1708885B1 (de) | 2004-01-30 | 2005-01-28 | Vorrichtungen zum einstellen einer von einer walze in einem walzenstreifen auf einen benachbarten rotationskörper ausgeübten anpresskraft und/oder zum anstellen der walze an den rotationskörper und/oder zum abstellen der walze von dem rotationskörper |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7703393B2 (de) |
| EP (1) | EP1708885B1 (de) |
| DE (1) | DE102004004665B4 (de) |
| WO (1) | WO2005072965A1 (de) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004022007B4 (de) * | 2004-05-03 | 2015-07-16 | manroland sheetfed GmbH | Lagerung für eine Walze einer Rotationsdruckmaschine, insbesondere für eine Auftragwalze eines Lackwerks |
| PL1867478T3 (pl) | 2005-04-21 | 2009-07-31 | Koenig & Bauer Ag | Zespół drukujący z co najmniej dwoma współpracującymi cylindrami |
| WO2007134919A1 (de) | 2006-05-23 | 2007-11-29 | Koenig & Bauer Aktiengesellschaft | Farbwerk einer rotationsdruckmaschine mit einer filmwalze |
| DE102006042590B4 (de) * | 2006-09-11 | 2009-12-17 | Koenig & Bauer Aktiengesellschaft | Rotationsdruckmaschine mit mindestens einem eine Farbstromtrennwalze aufweisenden Farbwerk |
| ATE456456T1 (de) | 2006-05-23 | 2010-02-15 | Koenig & Bauer Ag | Anordnungen in einem druckwerk einer rotationsdruckmaschine |
| DE102006050567B4 (de) * | 2006-10-26 | 2009-09-17 | Koenig & Bauer Aktiengesellschaft | Druckwerk |
| EP1938989A1 (de) * | 2006-12-27 | 2008-07-02 | Gimaco Ingenieur AG für Maschinenbau | Lagereinrichtung für eine Farbwerks- oder Feuchtwerkswalze einer Druckmaschine |
| DE102007002993B4 (de) * | 2007-01-20 | 2009-01-02 | Koenig & Bauer Aktiengesellschaft | Vorrichtung zum Einstellen des Anpressdrucks |
| DE102007000831B4 (de) | 2007-10-08 | 2011-07-21 | KOENIG & BAUER Aktiengesellschaft, 97080 | Walze einer Rotationsdruckmaschine und Verfahren zum Einstellen einer Auftragswalze |
| DE102007000861B4 (de) * | 2007-10-12 | 2012-03-15 | Koenig & Bauer Aktiengesellschaft | Druckeinheiten mit mindestens zwei relativ zueinander in einer horizontalen Richtung abstandsveränderbaren Seitengestellteilen |
| DE102008002783B4 (de) | 2008-02-26 | 2011-11-24 | Koenig & Bauer Aktiengesellschaft | Vorrichtung zum Lagern einer Walze und/oder eines Zylinders |
| DE102008041904B4 (de) | 2008-09-09 | 2011-07-21 | KOENIG & BAUER Aktiengesellschaft, 97080 | Verfahren zur Kontrolle einer Rotationskörpereinstellung |
| DE102009001113B4 (de) | 2009-02-24 | 2016-03-17 | Koenig & Bauer Ag | Vorrichtung zum Einstellen einer Anpresskraft einer Walze |
| DE102009001218B4 (de) | 2009-02-27 | 2013-02-07 | Koenig & Bauer Aktiengesellschaft | Verfahren zur Temperierung wenigstens eines Zylinders oder einer Walze eines Druckwerkes einer Druckmaschine |
| DE102010042698B4 (de) | 2010-10-20 | 2014-12-18 | Koenig & Bauer Aktiengesellschaft | Anordnung von in einer Druckmaschine achsparallel zueinander angeordneten Walzen |
| DE102010043971B4 (de) | 2010-11-16 | 2014-07-10 | Koenig & Bauer Aktiengesellschaft | Verfahren zum Einstellen eines sich längs zwischen einer Walze und einem in seiner Axialrichtung nebeneinander mit mehreren Druckformen belegbaren Formzylinder erstreckenden Abstandes |
| DE102010043985B4 (de) | 2010-11-16 | 2014-07-03 | Koenig & Bauer Aktiengesellschaft | Walzenschloss mit einem in einem Rahmenhalter zumindest axial bewegbar angeordneten hülsenförmigen Walzenhalter |
| US9931664B2 (en) * | 2013-10-18 | 2018-04-03 | The Chinese University Of Hong Kong | Roll-to-roll printing systems and methods for fabricating print roller |
| DE102015008375A1 (de) | 2015-06-29 | 2016-12-29 | Kolbus Gmbh & Co. Kg | Vorrichtung zur Herstellung von Druckerzeugnissen |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3131631A (en) * | 1962-01-08 | 1964-05-05 | Inta Roto Machine Company Inc | Impression roll support and control means |
| US3157118A (en) | 1962-07-02 | 1964-11-17 | Miller Printing Machinery Co | Printing press |
| DE3825517A1 (de) | 1988-07-27 | 1990-02-01 | Wifag Maschf | Vorrichtung zum an- und abstellen sowie einstellen von farbwerks- bzw. feuchtwerkswalzen einer druckmaschine |
| DE4222219C2 (de) | 1992-07-07 | 1995-05-04 | Heidelberger Druckmasch Ag | Anlage für die Zufuhr von Gas unter Druck an druckmittelbetriebene Systeme einer Druckmaschine |
| US5448949A (en) | 1993-08-24 | 1995-09-12 | Heidelberger Druckmaschinen Ag | Method and device for adjusting a contact pressure between ink-carrying cylinders of a printing machine |
| DE4417661C2 (de) | 1994-05-20 | 1996-06-05 | Koenig & Bauer Albert Ag | Anordnung zum Verhindern von Druckwerksschäden bei einer Rollenrotationsdruckmaschine |
| EP0826501B2 (de) | 1996-09-03 | 2004-01-02 | Gimaco Ingenieur Ag Für Maschinenbau | Vorrichtung zum Einstellen einer Farbwerks- bzw. Feuchtwerkswalze einer Druckmaschine |
| FR2755057B1 (fr) * | 1996-10-25 | 1999-01-15 | Heidelberg Harris Sa | Dispositif de mise en appui de rouleaux contre des surfaces rotatives |
| US6098542A (en) * | 1999-02-17 | 2000-08-08 | Heidelberger Druckmaschinen Ag | Method and device for force loading a rubber blanket roller in a printing press |
| DE19963944C1 (de) | 1999-12-31 | 2001-06-13 | Koenig & Bauer Ag | Verfahren zum Einstellen einer Walze einer Druckmaschine |
| DE10152020C2 (de) * | 2001-03-20 | 2003-05-08 | Koenig & Bauer Ag | Vorrichtung zum Einstellen des Anpressdrucks einer verstellbar gelagerten Walze |
| DE10113314C2 (de) | 2001-03-20 | 2003-10-30 | Koenig & Bauer Ag | Fixiereinrichtung |
| JP4068063B2 (ja) * | 2001-12-06 | 2008-03-26 | ケーニツヒ ウント バウエル アクチエンゲゼルシヤフト | 印刷機のローラを調節するための装置 |
| DE10261985A1 (de) | 2002-09-21 | 2004-04-08 | Koenig & Bauer Ag | Vorrichtung zum Einstellen des Anpressdrucks einer verstellbar gelagerten Walze |
| DE10244046B4 (de) | 2002-09-21 | 2006-02-02 | Koenig & Bauer Ag | Vorrichtung zum Einstellen des Anpressdrucks einer verstellbar gelagerten Walze |
| DE10340183A1 (de) | 2003-09-01 | 2005-03-31 | Maschinenfabrik Wifag | Vorrichtung und Verfahren zum An- und Abstellen einer Walze einer Druckmaschine |
-
2004
- 2004-01-30 DE DE102004004665A patent/DE102004004665B4/de not_active Expired - Fee Related
-
2005
- 2005-01-28 EP EP05707875.0A patent/EP1708885B1/de not_active Expired - Lifetime
- 2005-01-28 US US10/587,293 patent/US7703393B2/en not_active Expired - Fee Related
- 2005-01-28 WO PCT/EP2005/050359 patent/WO2005072965A1/de not_active Ceased
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2005072965A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102004004665B4 (de) | 2005-12-29 |
| DE102004004665A1 (de) | 2005-08-25 |
| WO2005072965A1 (de) | 2005-08-11 |
| US20080163771A1 (en) | 2008-07-10 |
| EP1708885B1 (de) | 2013-09-04 |
| US7703393B2 (en) | 2010-04-27 |
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