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JP2000043231A |
To suppress an overall height of a printer by horizontally connecting impression cylinders for forming a front surface printing unit and a rear surface printing unit to constitute a front and rear surface printing unit, and horizontally ...
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JP2000037845A |
To improve a device for slewing a wet web just printed in a continuous paper rotary printing machine and protecting a printed image just printed from fouling when the web is slewed before passing through a driving device of the printing ...
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JP2000033686A |
To obtain a rubber cylinder and push cylinder or rubber cylinder- rubber cylinder printer in which inter-shaft distance can be regulated continuously while keeping advantages of bearer. The printing press, especially the printer for offs...
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JP2602799Y2 |
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JP3001807B2 |
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JP2000015784A |
To provide a recorder reduced in its entire apparatus by simplifying a developing unit by providing a means for controlling an ink thickness discovered as an optimum value of the thickness in a system different from an offset printing us...
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JP2000015780A |
To adjust a jet spreading angle without changing an air nozzle itself and making an air jet amount variable with an air unitary pressure remaining fixed by varying the air jet amount in accordance with conditions, in an air nozzle for je...
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JP2000015781A |
To facilitate the change of an air injection aperture area and the adjustment of an injection aperture angle due to the difference in the printing status and the type of a printing machine by providing an air nozzle which changes the inj...
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JP2000015771A |
To provide a method and an apparatus for simply supplementing a dampening water of a low cost to accurately and stably supply a predetermined amount of supply water, a predetermined amount of the dampening water stock solution without de...
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JP2999439B2 |
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JP3000249B2 |
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JP2997924B2 |
A tower type multi-color printing press has heating means which is constructed in compact and simple in structure to require lesser space for installation, to lower production cost, to facilitate inspection and maintenance and to reduce ...
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JP2997084B2 |
A control system for at least one printing unit, comprising a damping and inking unit, of an offset sheet printing press is described, the forme damping roller (4) being pre-damped without contacting the plate cylinder (7) or the forme i...
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JP2000006360A |
To print continuously using a master and change a motif during printing, in a printer equipped with a printing plate, an optical imaging unit for directly forming the printing plate and an inking device for depositing ink onto the printi...
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JP2000000953A |
To provide a method for adjusting the amount of a dampening medium during printing with the use of a wet offset printing plate, by which it is possible to reduce the number of poor-quality printed copies. This method for adjusting the am...
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JP2000000952A |
To provide the subject apparatus reducing printing irregularity by suppressing the generation of the cyclic vibration of a printing cylinder to enhance printing quality. In the shock mark preventing apparatus of a printing press, bending...
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JP2993978B2 |
A process and an apparatus for direct image formation of a printing forme in an offset machine are specified. A transfer belt is arranged between an image dot transfer unit, which causes a dot melting of a substance influencing the ink/w...
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JPH11348239A |
To enable a fast and easy control, and obtain a correct and reliable roller assembly at high operation speed by pressing a first roller in the direction of a second roller by spring resilient means, and installing the lock device of the ...
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JP2991693B2 |
A drive for a printing group of a rotary printing machine having a form cylinder and a transfer cylinder, the transfer cylinder being swivelably adjustable through an angle, the form cylinder and the transfer cylinder each having journal...
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JPH11342583A |
To provide a printing press which needs not match a plate cylinder with a blanket cylinder by integral ratio. A blanket cylinder 10 is installed on a frame in a freely rotatable manner, and a blanket 11 is mounted on the blanket cylinder...
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JPH11334177A |
To provide an inexpensive plate making machine generating no noise during operation. In a plate making machine having a section 2 for removing dust remaining on the surface of a plate member after an image part is formed on the surface o...
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JP2983661B2 |
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JPH11314474A |
To provide dampening water, prominent in printing suitability even when chemicals such as weak acid, including phosphoric acid, chromic acid, tannic acid and the like, or the salts of these acid, isopropyl alcohol and the like are reduce...
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JP2979877B2 |
PURPOSE: To improve the registering accuracy, by moving either an impression cylinder or a transfer cylinder in the direction of the radius of an unselected one, thereby adjusting printing pressure, and by engaging gears provided at the ...
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JP2977540B2 |
A short inking unit in which, on the one hand, the ink film applied to a form cylinder by at least one ink application roll is smoothed by smoothing rolls and, on the other hand, ink untaken by the printing form on the form cylinder and ...
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JP2974699B2 |
A process for the production of images in a printing cylinder in a rotary offset machine is specified, in which parts of the surface of the printing cylinder are changed in respect of their ink/water affinity by means of a substance coat...
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JP2974651B2 |
To prevent inaccuracy in a mechanism which may be created by movement of a plate cylinder or a print head in a lateral direction or rotating movement of the whole printing area forming system. There is disclosed a printing machine 37 hav...
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JP2977072B2 |
A wiper 14 is arranged at a position so as to press to both a side surface 2M of a water fountain roller 2 and a side surface 3M of a metering roller 3. The dampening solution 10 adhered on the side surface 2M and 3M can be scraped off f...
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JP2977197B2 |
The device is for rollers (3) which are mounted on axles in bearings adjustable by a drive mechanism w.r.t. a machine frame in a plane perpendicular to the axles. The bearings are adjusted along a control surface (10) which interacts wit...
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JPH11309837A |
To obtain a high speed web rotary press for selectively operating a single web or two webs in a perfecting printing mode or a non-perfecting printing mode. A first impression cylinder 16 is provided. The cylinder 16 has a first various b...
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JP2970209B2 |
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JP2969538B2 |
PURPOSE: To provide the above device capable of easily adjusting the reciprocating phase of a distributer within a short time. CONSTITUTION: A worm is fitted to the end shaft la of a distributer 1 through a Spannring 8 so as to be freely...
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JPH11300926A |
To prevent water from sagging caused by condensation on the outer face of a water tray in an offset press. A constitution wherein damping water 17 is received by fitting an insulating material 22 on the inner face of a water tray main bo...
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JP2970207B2 |
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JPH11300924A |
To perform multicolor printing with good operability and workability by reducing area of installation. In an offset press consisting of a printing part 1 consisting of a plate cylinder 11, a blanket cylinder 12 being brought into contact...
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JP2970208B2 |
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JPH11291439A |
To eliminate the possibility of slippage of the rotation of an adhesive roller and to simplify a device. An ink removing device 1 is equipped with an adhesive surface on the peripheral roller surface of an adhesive roller 2 and also with...
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JP2964238B2 |
To prevent a blanket cylinder from being stained and damaged by a method wherein an image, which is printed through the blanket surface of the blanket cylinder, can be changed without stopping the rotation of the blanket cylinder at its ...
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JP2964229B2 |
To reduce black spoilage when printing is started after temporary stoppage even if printing operation is accumulated significantly before temporary stoppage. A spray type wetting water supply device 1 comprises means 300 for outputting a...
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JPH11277718A |
To improve the printing quality of a sheet printing and reduce the staining of a printing machine by a method wherein the rear side of the sheet printing matter is also cleaned before printing. A second cleaning device 21 is arranged so ...
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JPH11268227A |
To conduct a lithographic printing with a digital dealing without developing by executing by an ink jet type for discharging an oily ink by using an electrostatic field to form a plate printing image. A plate material 9 is mounted at a p...
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JPH11268231A |
To provide a controlling method of a supply of dampening solution in lithographic printing which can be executed simply even by an unskilled person, a lithographic printing plate used therefor, and a lithographic printing apparatus. An i...
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JP2956816B2 |
The invention relates to a device for prefiltrating the damping solution in a printing machine having at least one printing unit 1. In order to clean the damping solution to remove contaminations, such as ink particles and paper fibres, ...
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JP2957299B2 |
In a device for rotational and changing driving of inking and dampening unit rollers of a rotary printing machine, it is envisaged to design this drive in such an articulated manner that the respective roller can be driven positively eve...
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JP2954260B2 |
The object of the present invention is to provide an offset printing apparatus having good adhesion of ink onto the roller of the feeding route by efficiently fractionizing the dampening fluid supplied to the ink device. This invention r...
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JPH11254633A |
To miniaturize a device by a method wherein a color printing is executed on a predetermined recording medium so as to carry out a color adjustment on the basis of its printing result in order to produce press plates for respective colors...
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JPH11254636A |
To realize a compact printing machine with a favorable operability by a constitution wherein the respective impression cylinders of two kinds of printing units and the respective impression cylinders of printing units, which occupy befor...
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JPH11254638A |
To adapt a printing press of fixed cutoff to a printing press of variable cutoff, by maintaining the size of a blanket cylinder. A blanket cylinder 10 contacts a plate cylinder sleeve 13 through a first nip and a web 20 passes through a ...
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JP2951080B2 |
The rotary offset printing machine for sheets has a plurality of colour printing units (I, II, III) in series construction and is intended for printing sheets on one side or by perfecting and has a sheet-feeder for the sheets to be fed t...
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JP2950859B2 |
A process and apparatus for measuring the alcohol content of damping fluid for alcohol damping systems such as in offset printing presses for the purpose of keeping the alcohol concentration at a constant set value by injecting alcohol i...
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