MAN Roland Druckmaschinen AG Patent applications |
Patent application number | Title | Published |
20110239884 | APPARATUS AND METHOD FOR CHANGING PRINTING PLATES - An apparatus and method for changing printing plates is disclosed. A printing plate cartridge for a printing press has multiple cases for accommodating printing plates to be removed during a printing plate change and for accommodating printing plates to be installed during a printing plate change. The printing plate cartridge is mounted in such a way that it may be moved in a rotationally pivotable fashion and in a linear fashion relative to a printing group of the printing press, such that the printing plate cartridge is able to service multiple printing units of the printing group during a printing plate change. | 10-06-2011 |
20110120334 | Process and Device for Printing a Substrate - The invention relates to a method and device for printing a substrate. The printable substrate is moved through at least one printing mechanism in order to print a static or non-variable printing image. According to the invention, the printable substrate is moved through at least one printing device, which is coupled in-line to the printing mechanism to individualize the static pattern with at least one dynamic or variable printing image. | 05-26-2011 |
20110072993 | APPARATUS AND METHOD FOR CLEANING GUIDE ROLLERS OF A PRINTING UNIT - An apparatus and method for cleaning guide rollers of a printing unit, particularly a 9-cylinder satellite printing unit, of a web-fed printing press, is disclosed. A cleaning device having a cleaning body fastened to an actuating grip is insertable between the guide rollers of the printing unit. A cleaning cloth that can be wetted with cleaning fluid can be fastened to the cleaning body, and the cleaning body features cleaning surfaces on opposing sides that are adapted to the contour of the guide rollers. | 03-31-2011 |
20100078121 | MULTI-COLOR PRINTING MACHINE WITH FILM-TRANSFER DEVICE - In a method for transferring layers from a carrier foil onto printed sheets, an imaging or covering layer is to be transferred from the carrier foil onto the printed sheet in an adhering manner in a sheet processing machine. A more flexible production method is provided in a sheet offset printing machine. To this end, each printed sheet is provided on at least one printed or unprinted first side with a foil coating. Each printed sheet is further turned before or after the coating in the sheet processing machine, and at least printed or coated on the side opposite of the foil coating, and provided with a film coating in a further coating device ( | 04-01-2010 |
20100071575 | APPARATUS AND METHOD FOR APPLYING A DAMPING SOLUTION ONTO A FORM CYLINDER OF A PRESS UNIT - A printing unit having a press unit is disclosed. Damping solution is applied to a form cylinder by way of direct damping-solution supply via a damping unit in such a way that a damping-solution applicator roll which is set away from an ink distributor roll and is driven by way of friction by the form cylinder rolls only on the form cylinder and thus applies the damping solution to the form cylinder only directly via the damping-solution applicator roll. In the event of indirect damping-solution supply in which the damping-solution applicator roll rolls exclusively on the ink distributor roll and is driven by way of friction by the ink distributor roll, in order to switch over to direct damping-solution supply, the damping-solution applicator roll is set away from the ink distributor roll more quickly than the damping unit, and thus the damping-solution applicator roll, is set against the form cylinder. | 03-25-2010 |
20100031839 | PRINTING FORM AND METHOD FOR IMAGING A PRINTING FORM - A printing form and method for imaging a printing form, in particular a printing sleeve or printing plate, is disclosed. The printing form, having a printing form carrier and a polymer layer which is applied to the printing form carrier, can be imaged and can be erased, it being possible for the polymer layer to be applied by a photocatalytic route and/or a photochemical route, and it being possible for the polymer layer to be erased by the action of electromagnetic radiation and/or by the action of heat and/or by the action of at least one solvent and/or by abrasive removal. | 02-11-2010 |
20100027851 | Apparatus, method and process for the stochastic marking and tracking of printed products - A system and method records and identifies certain attributes of printed products for verifying their authentication and for tracking individual printed products or copies of printed products. In embodiment of the invention, a static code with redundant information and with high spatial resolution is applied on the printed product and the optoelectronic detection of the printed image on the printed product is carried out by means of a line-scan or area-scan camera or a laser scanner within a printing machine or an additional processing machine. The data are decoded after their acquisition by means of the optoelectronic detection device and the decoded data are used for characterizing an individual printed image and/or the printing process. | 02-04-2010 |
20090322478 | Direct Integration of Rfid Elements into Folding Boxes - The aim of the invention is to simplify the attachment of RFID chips or RFID transponders to packagings. For this purpose, the RFID chips are produced as a single RFID label together with antenna elements that are functionally associated therewith. The chips or transponders can be attached to a packaging by means of corresponding devices during production of the printed material, during a subsequent treatment or finishing process of the printed material, during the preparation of the packaging, during production of the packaging or during filling of the packaging. At the time of attachment, the RFID chips can be tested and initialized. The invention allows to considerably simplify the so far complex processes required to integrate the RFID chips into different types of packaging. | 12-31-2009 |
20090301649 | Manufacturing method for packaging and advertising means - The purpose is to improve the usability of the film coating in a coating module for the transfer of image-forming layers from a transfer film to a printing material. A film transfer module is, for that purpose, arranged in a printing machine for the single-color or multicolor printing of printed sheets. Moreover, one or more coating installations, in the form of varnishing modules, are arranged before and/or after the printing machine. By the application of layers, a subject consisting of a film image and a printed image is coated over part of the surface or over the entire surface. The additional coats serve the function of providing protection, drying, or generating optical effects. | 12-10-2009 |
20090126590 | Method and Device for Producing a Permanent as Well as Erasable Image on a Printing Plate - A method and device for producing a permanent as well as erasable image on a printing plate, in particular within a printing press, is disclosed. A printing plate with a rewritable and erasable surface is made available. The surface of the printing plate made available is erased and a permanent and erasable image is created on the erased surface. Following the erasing of the surface, the surface is imaged, gummed and fixed, namely in such a way that, on the one hand, the imaging and the gumming and the fixing occur relative to the erasing in a chronologically sequential and spatially sequential manner, and that, on the other hand, the imaging and the gumming and the fixing each occur relative to one another in a chronologically parallel but spatially sequential manner. | 05-21-2009 |
20090126587 | Method and Device for Creating a Pattern on an Erasable and Re-Usable Gravure Printing Form - The aim of the invention is to further improve the ablation precision in terms of structuring the depressions of the basic grid of a gravure printing form and the printing behaviour of the depressions of a basic grid of an erasable and re-usable gravure printing form, by increasing the uniformity of the base of said depressions. To achieve this, the filler material that fills the erasable, re-usable printing gravure form is removed using laser beams, whose intensity profile over the cross-section of the laser beam corresponds to a pillbox profile. | 05-21-2009 |
20090126586 | Method and Device for Gravure Printing Using an Erasable and Re-Usable Printing Form - The invention relates to a method and a device for gravure painting using an enable and re-usable printing form. The starting point of said method is a gravure printing form comprising a basic grid that is designed for the maximum quality of ink that is transferred, said grid being uniformly filled in a filling process, a pattern being created by thermal ablation and the gravure printing form being erased after the printing process. The aim of the invention is to provide a method and device with which the complete removal of the filler material can be performed in a justifiable time in a reliable manner, even outside the printing press. To achieve this, the filler material and the residual ink is removed by a separate laser beam from that of the image-point transfer device. | 05-21-2009 |
20090064882 | APPARATUS AND METHOD FOR FORMING CROSS FOLDS IN A WEB-FED PRINTING PRESS - An apparatus and method for forming cross folds in a web-fed printing press is disclosed. A folding unit has a longitudinal folding device and a cross folding device, which is arranged downstream from the longitudinal folding device, as seen in the transport direction of the printing substrate. The longitudinal folding device has one single former, where printing substrate webs entering the former as a strand are cut by a longitudinal cutting device assigned to the former or by at least one longitudinal cutting device assigned respectively to at least one printing substrate web of the strand by longitudinal cutting into partial webs, which exit the former as a strand, wherein the strand exiting the former can be divided downstream from the former and upstream from the cross folding device into at least three partial strands, and where a stitcher is assigned to at least one of the partial strands. | 03-12-2009 |
20090050006 | TRANSFER PLATE FOR A TRANSFER CYLINDER OF A PRINTING PRESS - A transfer plate, particularly a blanket plate, for a transfer cylinder, with a plate-like support, where a blanket being used for ink transfer is applied to a first side of the plate-like support, and where a film is applied to a second side of the plate-like support that is opposite from the first side, via which film a packing height of the transfer plate on a transfer cylinder can be predetermined. The film is applied to the second side of the plate-like support in such a way that a surface of the support covered by the film on the second side is smaller than a surface of the support covered by the blanket on the first side. | 02-26-2009 |
20090044713 | Gravure Printing-Form Sleeve and Production Thereof - To develop a novel gravure printing form, which is simple to produce and is highly suitable with respect to a variation of formats, the invention discloses the use of a steel carrier sleeve in the form of a master sleeve. The initial form of said sleeve is a rectangular plate with a wall thickness of between 0.1 mm and 0.4 mm, which is given the desired hollow cylindrical form by bending, the opposing edges of the plate being permanently joined together, in particular by welding. A copper gravure layer is applied to the outer surface of the plate, a basic grid being etched into the copper gravure layer by means of a laser gravure process. The basic grid is then uniformly filled with a liquefiable substance to form the gravure printing form and the filler material is removed from the depressions of the basic grid to produce the required image. | 02-19-2009 |
20080288112 | APPARATUS AND METHOD FOR COLLECTING A PRINTED COPY - An apparatus and method for collecting a printed copy is disclosed. A collecting cylinder is operable in a non-collect mode and a collect mode. A cam collect is coupled to the collecting cylinder. The collecting cylinder is switchable between the non-collect mode and the collect mode by a relative rotational movement between the collecting cylinder and the cam collect. | 11-20-2008 |
20080282918 | APPARATUS AND METHOD FOR CLAMPING PRINTING PLATES ON A PLATE CYLINDER - An apparatus and method for clamping printing plates on a plate cylinder is disclosed. A clamping element is integrated into a lockup slot of a plate cylinder with an actuating element. The clamping element is transferred by the actuating element between a first position, where the clamping element clamps the leading end and/or the trailing end of the printing plate, and a second position, where the clamping element releases the leading end and/or the trailing end of the printing plate. The clamping element can be adjusted exclusively in the radial direction of the plate cylinder and the actuating element exclusively in the axial direction of the plate cylinder such that, depending upon the relative axial position of the actuating element with respect to the clamping element, the clamping element is displaced either radially outwardly for clamping the printing plate or is displaced radially inwardly for releasing the printing plate. | 11-20-2008 |
20080276814 | Web press and method for producing the press - A web press with at least one printing couple, where the at least one printing couple or each printing couple is provided with a form cylinder, a transfer cylinder, an inking couple, and preferably a dampening unit, and a transfer system is assigned to the transfer cylinder, and a printing form system is assigned to the form cylinder. The transfer system assigned to the transfer cylinder of the printing couple or each printing couple is constructed with several parts which are disposed along the axial direction of the transfer cylinder. | 11-13-2008 |
20080271836 | Device for Embossed Foil Printing - For transferring a coating in the form of a desired image coating from a backing film to a printed sheet, an adhesive layer in the form of the desired image is applied to the printed sheet. The transfer foil comprising the image-type coating is rolled over the printed sheet using contact pressure in a coating unit ( | 11-06-2008 |
20080271630 | METHOD FOR HANDLING PRINTING PLATES - A method for handling printing plates, namely for arranging printing plates in cassettes that are used as printing plate repositories during a printing plate change, is disclosed. Each printing plate is assigned a coding before, during or after imaging relating to a plate cylinder position of a printing couple at which the respective printing plate is used. Each imaged and coded printing plate is transported to the region of a cassette. In the region of each cassette, the coding of the printing plates is read out, and in doing so a check is made to see whether the printing plates are located at the correct cassette. If it is established that the printing plates are located at the correct cassette, a defined accommodation position in the cassette is released for each printing plate and the printing plate is positioned at this accommodation position within the cassette. | 11-06-2008 |
20080271629 | METHOD AND APPARATUS FOR HANDLING PRINTING PLATES ON A WEB-FED PRINTING PRESS - A method and apparatus for handling printing plates on a web-fed printing press is disclosed. Printing plates imaged on an imaging device are assigned a coding relating to the plate cylinder position of the printing couple at which the respective printing plate is used. Imaged printing plates are inserted into cassettes such that printing plates for several printing couples are positioned in each cassette, where each cassette is assigned a data record relating to the position at which each printing plate is arranged within the respective cassette. The loaded cassettes are conveyed to the region of the printing couples where the data record assigned to the cassettes is also made available in the region of the printing couples. The printing plates are removed from the cassettes and, with a comparison to the data record assigned to the respective cassette, supplied to the respective printing couples. | 11-06-2008 |
20080271626 | PRINTING PRESS CYLINDER - A printing press cylinder having a cylinder base body and a functional layer, which forms an outer surface of the printing press cylinder, is disclosed. The cylinder base body is made of phenolic resin impregnated textile fibers or of hardboard. | 11-06-2008 |
20080271622 | APPARATUS AND METHOD FOR PRINTING A PRINTING SUBSTRATE WEB - An apparatus and method for printing a printing substrate web in a web-fed printing press is disclosed. The web-fed printing press has at least one printing unit for printing at least one, preferably several, printing substrate webs. The web fed-printing press comprises a web guide device, through which the or each printing substrate web can be transported in such a way that, independent of the web guidance of the or each printing substrate web through the web guide device, at least one printing substrate web can be processed on an upper side and/or on a lower side by at least one processing device that is positioned in the region of the web guide device. | 11-06-2008 |
20080257189 | METHOD FOR OPERATING AN INKING SYSTEM OF A PRINTING PRESS - A method for operating an inking system of a printing press, where the inking system has an ink fountain in which printing ink is kept in readiness, where the inking system has a doctor roller which holds printing ink kept in readiness in the ink fountain, where the inking system has ink sliders or ink blades which adjust the amount of ink to be transferred per ink zone from the ink fountain to the doctor roller, and where the inking system has a film roller which transfers printing ink from the doctor roller to at least one inking system roller downstream from the film roller. At least one ink slider or ink blade is controlled in such a way that the amount of ink transferred zonally to the doctor roller varies over the circumference of the doctor roller. | 10-23-2008 |
20080246979 | Method for determining parameters relevant to the print quality of a printed product - The invention provides a method for determining parameters relevant to the print quality of a printed product. A macroscopic photogram of a measuring field of the printed product is recorded using a camera having a macro lens. An actual value of a parameter relevant to the print quality is determined from the macroscopic photogram. The actual value is compared to a nominal value of the parameter relevant to the print quality. Whether the measuring field is printed with adequate quality is determined based on the comparison of the actual valve with the nominal value of the parameter relevant to the print quality. | 10-09-2008 |
20080240763 | Method for Noncontact Testing of the Degree of Hardening of Ink and Coating Films - For more efficient and energy-saving drying of ink and/or coating films in printing machines, the drying or hardening process must be better monitored. Therefore a method is proposed for determining the degree of hardening of one or more printed ink and/or coating films on a substrate that was coated in an intaglio, flexographic or offset printing process. The degree of hardening or drying due to the hardening or drying process is determined indirectly via the change of mechanical and/or viscoelastic properties of the ink and/or coating films on the substrate. An ultrasound measurement is used for this purpose. | 10-02-2008 |
20080240762 | NONDESTRUCTIVE METHODS FOR TESTING THE DEGREE OF HARDENING OR DRYING OF INKS AND COATINGS - In a method for determining the degree of hardening or drying of one or more printed ink and/or coating film(s) on a substrate, for instance, paper, cardboard, plastic film or composite materials, a faster and more efficient measuring method can be found that furthermore supplies secure and easily interpreted results. The method is to be used in the mass production printing processes comprising intaglio printing, flexographic printing, screen printing or offset printing. The degree of hardening or drying is determined indirectly by way of the change in the mechanical and/or viscoelastic properties of the ink and/or coating films on the substrate that result from the hardening or drying process. The detection of acoustic waves by means of a piezoelectric sensor is used as the measuring method. | 10-02-2008 |
20080236299 | METHOD AND DEVICE FOR DETERMINING THE WEB TENSION OR THE WEB TENSILE FORCE IN A PRINTING SUBSTRATE WEB - A device and method for determining the web tension or the web tensile force in a printing substrate web is disclosed. A device is arranged at a first position along a transport path of the printing substrate web, which device supplies a signal to deduce the web tension in effect at the first position or the web tensile force in effect at the first position. A device arithmetically determines the web tension in effect or the web tensile force in effect at the second position from the web tension in effect at the first position or from the web tensile force in effect at the first position as well as from forces, which at least one driven roller and/or at least one trailing roller, which is/are arranged along the transport path of the printing substrate web between the first position and the second position, introduce to the printing substrate web. | 10-02-2008 |
20080229946 | PRINTING UNIT OF A WEB-FED PRINTING PRESS - A printing unit of a web-fed printing press is disclosed. The printing unit includes four printing couples where each printing couple includes a plate cylinder, a transfer cylinder, an inking system as well as, if applicable, a dampening system. The transfer cylinders of every two printing couples arranged horizontally next to one another which form a printing couple group, form a nip, through which a to-be-printed printing substrate can be conveyed. The center points of the transfer cylinders (rolling off one another) of every printing couple group each lie on a horizontally running line. Two printing couple groups offset from one another in the vertical direction are also offset from one another in the horizontal direction such that the print positions as well as the center points of the transfer cylinders and the plate cylinders of the printing couple groups are offset from one another in the horizontal direction. | 09-25-2008 |
20080216696 | DAMPING UNIT FOR A PRESS - A damping unit for a press has means for applying a damping solution to a printing form and means for setting the quantity of damping solution applied. At least one sensor is provided for registering the quantity of damping solution actually applied to the printing form. By means of a comparison with a predefined quantity of damping solution, the quantity of damping solution on the printing form can be regulated. | 09-11-2008 |
20080216694 | APPARATUS AND METHOD FOR CLEANING GUIDE ROLLERS OF A PRINTING UNIT - An apparatus and method for cleaning guide rollers of a printing unit, particularly a 9-cylinder satellite printing unit, of a web-fed printing press, is disclosed. A cleaning device having a cleaning body fastened to an actuating grip is insertable between the guide rollers of the printing unit. A cleaning cloth that can be wetted with cleaning fluid can be fastened to the cleaning body, and the cleaning body features cleaning surfaces on opposing sides that are adapted to the contour of the guide rollers. | 09-11-2008 |
20080216687 | PRINTING UNIT OF A WEB-FED PRINTING PRESS - A printing unit of a web-fed printing press having several printing couples is disclosed. Each printing couple includes a plate cylinder, a transfer cylinder, an inking system as well as, if applicable, a dampening system. Two printing couples respectively arranged vertically one above the other form a printing couple group and are assigned a common safety device in order to cover hazardous areas on the respective printing couple group. The safety device is translatorily displaceable at least in sections in order to free up or block access to the printing couples of the printing couple group. | 09-11-2008 |
20080210112 | SATELLITE PRINTING UNIT OF A WEB-FED PRINTING PRESS - A satellite printing unit of a web-fed printing press with printing couples is disclosed. Each printing couple includes a plate cylinder and a transfer cylinder where the transfer cylinders of all the printing couples roll off a common impression cylinder. Each plate cylinder features a high lockup slot and a low lockup slot and each transfer cylinder has a lockup slot. The transfer cylinders of the printing couples are aligned relative to the plate cylinders of the printing couples such that, on a first group of printing couples, which includes at least one printing couple, the lockup slot of the respective transfer cylinder rolls over the high lockup slot of the respective plate cylinder and on a second group of printing couples, which includes at least one printing couple, the lockup slot of the respective transfer cylinder rolls over the low lockup slot of the respective plate cylinder. | 09-04-2008 |
20080196662 | Film guide for an embossing device - A device for transferring an image-forming layer from a transfer film to a printing sheet, including an applicator unit for applying a coating of glue in the form of an image to the printing sheet; and a coating unit including an impression cylinder for guiding the printed sheet with the coating of glue facing away from the impression cylinder, and a pressure roller for guiding the transfer film with the image-forming layer facing away from the pressure roller. The impression cylinder and the pressure roller form a transfer gap therebetween so that the transfer film and the printing sheet are pressed against each other when guided through the transfer gap so that the image-forming layer remains adhered to the printing sheet in the area of the coating of glue and is lifted off from the transfer film after leaving the transfer gap. A process is also disclosed. | 08-21-2008 |