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JP3352459B2 |
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JP2002540986A |
For printing machines furnished with a Direct Imaging system for preparation of printing plates there is designed an equipment, comprising an auxiliary drive unit (23) coupled with the plate cylinder (1), which is coupled with the gear w...
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JP3350098B2 |
A direct-to-press imaging system for use in lithographic printing wherein a master-image printing cylinder (10) is used with separate application of ink and water onto its surface to enable repetitive conveyance of image-formatted ink fi...
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JP2002331637A |
To provide a regeneration type plate making on press/printing apparatus.The regeneration type plate making on press/printing apparatus is mainly constituted of a planographic printer which has a plate cylinder (21), a blanket cylinder (2...
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JP3342694B2 |
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JP3342876B2 |
The rubber sheet (13) over its complete under side is adhered to the roller basic body (8). An abutment line (17) is formed between the commencement (14) and end (16) of the rubber sheet (13) and runs at an angle greater than 0 degrees a...
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JP3343353B2 |
The invention described herein transforms the conventional alternating feed dampening units of offset printing presses into micro-controlled continuous film dampening units incorporating the principal components and mechanisms of the ori...
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JP2002321334A |
To provide a platemaking on a regenerative printing machine and a printing method.(A) A photosensitive planographic plate is (21) formed by supplying and applying a photosensitive plate agent composed of a photopolymerizable composite on...
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JP2002536221A |
A spray beam is arranged at a printing press roller and is provided with a number of spray valve and nozzle assemblies for spraying a fountain solution on the roller. The position of each individual spray valve and nozzle assembly may be...
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JP3338335B2 |
To eliminate replacement of a roll by adhering new hydrophilic toner of new print to the roll each time, thereby stably holding hydrophilic property. A first toner developing unit 17 adheres lipophilic toner charged to opposite symbol to...
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JP2002307648A |
To provide a printing device which prevents the leakage of a liquid such as low-viscosity water, an ink or a solvent from occurring without taking any special measures by arranging equipment around a printing plate, regardless of a regul...
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JP3335051B2 |
The lengths of printing material (1) of varying widths are conveyed through several printing points formed by juxtaposed printing cylinders (2) in a printing unit. The width of the reel changer (13), the position of the printing cylinder...
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JP3334482B2 |
To provide a method for printing paper having paper width half or less the max. printable paper width in an offset rotary press. In a method for printing paper having paper width half or less the max. printable paper width by an offset r...
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JP2002292828A |
To provide an offset printing device including a mixer for preparing an emulsion ink by mixing and stirring an ink composition for offset printing and water as well as a method using the device and an ink composition for offset printing ...
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JP2002292819A |
To provide an on-machine drawing lithographic printing method by which a large number of printed matters showing a clear-cut image can be printed rapidly and at a low cost, with the capability of dealing with digital image data as well a...
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JP3332360B2 |
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JP3331248B2 |
Rotary printing press for two-sided printing of sheets having a first and a second printing unit, respectively including an impression cylinder, the press having a sheet feeder with a device for separating sheets singly from a feeder pil...
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JP3329657B2 |
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JP3330131B2 |
The press consists of a form cylinder (33), a rubber cylinder (21) and a central printing cylinder (14) with several controlled grips (17, 18, 19). The printing cylinder is also allocated at least one extra cylinder pair consisting of an...
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JP2002278745A |
To provide a data transfer system and a transfer method to efficiently transfer the corrected instruction contents, for example, to a person to correct the contents according to a correction instruction about a result by proofing an outp...
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JP2002273854A |
To simply and surely prevent a ground stain of a plate without necessitating a temperature control of the plate, in regard to printing for which a plate material dispensing with dampening water is used.A layer of a barrier liquid 12 not ...
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JP2002531289A |
(57) [Summary] In the method of controlling the spraying of the printing liquid in the printing machine by the electrically controlled spray valve (2) in the spray lamp (1), the current profile (when supplying an electric pulse to the so...
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JP2002264299A |
To provide a traverser which can move and stop a sensor for measurement and eliminates a fault of operations of moving and stopping, due to sticking of ink, dampening water or the like, and which does not hinder a printing operation in t...
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JP2002254592A |
To provide a planographic printing method requiring no development, forming the surface of a printing plate by applying imagewise exposure to a negative plate and forming the printing plate reduced in printing contamination at the time o...
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JP2002254593A |
To provide a planographic printing method requiring no development, forming the surface of a printing plate by applying imagewise exposure to a negative plate and forming the printing plate reduced in printing contamination at the time o...
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JP2002254594A |
To provide a flexible printing press, which is constituted so as to print the single surface or both surfaces of a sheet and equipped with the transfer cylinder 3 arranged between two impression cylinders 2 and 4 of two printers in the r...
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JP2002240233A |
To cope with a case where sheet sizes of printed matters are different in relation to a printing apparatus for switching type continuous operation in which replacement of machine plates and rubber blankets are performed without stopping ...
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JP2002240245A |
To provide an apparatus by which quantity of dampening water during printing can be continuously measured and monitored and based on the measured data on the quantity of the dampening water, the dampening water in the width direction of ...
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JP2002526299A |
A continuous image transfer belt which is useable in a variable image size offset press system and which is adapted to permit the press to print a variety of different sized printed matter is provided. The image transfer belt includes at...
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JP3316396B2 |
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JP2002225411A |
To provide a low running cost and skill-less printing method, in which a damping water-employing type printing plate is employed, and a low running cost, skill-less and compact printing equipment, in which the damping water- employing ty...
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JP3314351B2 |
To prevent occurrence of a defective print at a printing section having a small pattern printing area rate by turning a watering roller and a first inking roller spaced apart from a printing face while coupling through a rider roller at ...
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JP3312573B2 |
To make a delay time for a response of dampening water control correspond with variation of a printing speed. A water content meter 42 measures quantities of ink and dampening water on a surface of a vibration roller 18, so that a water ...
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JP2002210915A |
To constitute a transmission means of rotary driving to respective divided parts of a split plate cylinder and a blanket cylinder so as to have a comparatively simple mechanism.In a multi-color printing lithographic printing press provid...
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JP3305060B2 |
PURPOSE: To enhance productivity by preventing the cutting of a web or the stop of a rotary press generated heretofore by the winding of a paper splicing part around a blanket cylinder and dispensing with the work removing the web wound ...
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JP2002200730A |
To provide an apparatus capable of applying a print master by effectively cleaning the master without long non-operating time of a printing machine on a substrate for recirculating a new coating of high quality.An off press platemaking u...
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JP2002192849A |
To provide an original plate for a planographic printing plate capable of stably foreming the planographic printing plate good in on-machine developability and having high sensitivity and high printing durability, and a printing method r...
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JP2002190936A |
To provide a proof preparation system and method for enabling an image to be easily confirmed even at a division position and for preventing the image that is appropriately divided into fragments even in automatic processing from being o...
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JP2002187251A |
To provide a method for controlling ink moistening liquid balance in which an optimum emulsification of ink and moistening liquid can be adjusted after the shortest period of time, and with high reproducibility.Quantity of a moistening l...
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JP2002187255A |
To provide a printer capable of adjusting temperature and humidity of a printer, and especially capable of seasoning printing paper on standby.A temperature and humidity adjusting means 16 is equipped with a temperature and humidity cont...
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JP3298403B2 |
To provide an offset rotary press and a two-ribbon offset printing method capable of performing printing by arranging two winders having paper width half or less the max. printable paper width side by side. In a two-web type offset rotar...
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JP3294162B2 |
To provide an apparatus constituted not only to prevent vibration by eliminating the fluctuations of the force acting on a printing cylinder to prevent printing irregularity but also to enhance printing quality. A shock mark preventing a...
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JP2002172750A |
To prevent lowering of nip pressure in the vicinity of a shaft end while preventing the generation of damage in a rubber material on the outer periphery of a core material in a roller for an offset press suitable for use in the water fou...
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JP3293961B2 |
PURPOSE: To automatically execute the conversion of indivisual plate film sections after the application of a plate film to a plate cylinder under tension and printing with extremely high accuracy within as slight a required time as poss...
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JP2002166520A |
To provide an offset press low in cost and high in productivity without stopping the machine even if a part of printed matter is altered or added on the way of printing.The offset printing press, which successively print on printing pape...
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JP3288628B2 |
To independently control amounts of a water and an ink to be supplied to a plate cylinder by providing a means for controlling the amounts of the water and the ink to be supplied to the cylinder, and a means for monitoring characteristic...
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JP3283869B2 |
Sheets are printed by being automatically run twice through a printing machine. The first sides of each of the sheets are printed in one, or a plurality of colors during a first printing pass. The sheets so printed are then placed in an ...
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JP2002137357A |
To provide a method for driving a dampening roller by which a refuse stuck on a plate cylinder is removed when a place which does not directly influence on regular printing number of sheets passes through a printing unit even if a defect...
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JP2002127356A |
To provide a driving method for an offset rotary press with which the number of sheets required for trial printing due to less density caused by an insufficient ink supply on a surface of each roller at the beginning of printing is decre...
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JP2002127353A |
To provide a method for offset printing with which an original printing plate is easily made up without use of an alkaline developing solution and with a print quality improved at a practical level in distinguishability between an image ...
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