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WO/1980/002533A1 |
A printing press liquid circulation system including an anti-foaming device, the system being of the type wherein flow of liquid from a fountain pan (12) to a reservoir (22) is induced or suctioned through a return conduit (14) by connec...
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WO/1980/001151A1 |
Water and oil base ink are delivered to lithographic plates as a single liquid (21), a mixture of water and ink, wherein the water is in the form of fine droplets. Preferably also, lithographic concentrate is added to the mixture as part...
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WO/1980/000144A1 |
A method and apparatus for applying newsprint ink and dampening fluid to a lithographic printing plate (112), the apparatus comprising an ink metering roller (12) in rolling pressure indented relation with a transfer roller (10) having a...
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WO/1979/001110A1 |
A newspaper printing system wherein low viscosity newsprint ink (14a) and dampening fluid (214a) are applied to opposed lithographic printing plates (112 and 112') which simultaneously engage opposite sides of a web (W) of porous absorbe...
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JP7486394B2 |
To accurately estimate a replacement period of a brake pad and then output an alarm with respect to a component replacement monitoring device for paper feeding part, and an offset rotary printing press.A component replacement monitoring ...
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JP7477854B2 |
To support attachment of a metal-back blanket to a blanket cylinder.A blanket cylinder comprises: a blanket cylinder main body having a groove for attaching a blanket extending along an axial direction formed therein; a metal-back blanke...
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JP7473219B2 |
There is provided a printing system of an offset rotary press in which an emulsification state of ink can be grasped at real time and make it appropriate on quickly so that a good printing quality can be maintained from the start to the ...
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JP7467777B2 |
In some examples, a sheet-fed printing unit is configured as a screen printing unit and includes at least one screen printing forme cylinder and at least one impression cylinder cooperating therewith. A cylinder barrel of the impression ...
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JP7466427B2 |
To achieve operation with no skill in a control device of a printer, a printer, and an operation method of a printer, by enhancing automation of printing and support functions to an operator.A printer activation time is set on the basis ...
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JP3246064U |
The present invention provides an offset printing device in which the rotational speed of a dampening device roller can be adjusted steplessly. The offset printing device includes a plate cylinder 1 with a first gear 6 belonging to gears...
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JP7407081B2 |
To reduce costs due to manpower saving of operators so as to execute a cleanup work in a printer and a cleanup method of the printer.A printer includes: a paper feeding device which supplies a web; a printing device which performs printi...
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JP7399736B2 |
An imaging blanket comprises a base comprising an elastic polymer and sulfur. A barrier layer is on the base and a surface layer is on the barrier layer. The surface layer comprises an elastomer and a platinum catalyst.
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JP7387272B2 |
A press assembly has a plurality of processing stations for the processing of sheets. These processing stations are arranged in succession in a transport direction of the sheets for inline processing of the sheets. At least one of these ...
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JP2023167008A |
To provide a format-variable folding apparatus of an offset web-fed printing press.A folding apparatus of an offset web-fed printing press includes: a first conveyor system (11) configured such that belts (13) thereof can be driven at a ...
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JP7366847B2 |
To provide an ink film thickness adjustment method in a printer that can reduce an ink film thickness by suppressing waste of sheet paper and ink.According to an ink film thickness adjustment method in a printer, at a final stage of fina...
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JP7350690B2 |
The present disclosure is directed to a multilayer imaging blanket for a variable data lithography printing system, including: a multilayer base having a lower contacting surface configured to wrap around or to be mounted on a cylinder c...
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JP2023118098A |
To create a printing unit of a rotary press, a rotary press comprising such a printing unit, a method, and use of such a rotary press.A printing unit (10) of a rotary press formed for one-sided printing of a web-shaped printing material ...
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JP7320423B2 |
To simplify fanout suppression control in a fanout suppression control device and a printer.A fanout suppression control device has a plurality of pressing members disposed at predetermined intervals in the width direction of a web, a mo...
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JP7316917B2 |
To provide a printer that can prevent a density value measured after trial printing is transferred to main printing from coming out of an allowable range, while suppressing wasted paper from increasing during the trial-printing.The print...
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JP7312677B2 |
To provide a web tension adjustment device and method and a printing machine, where the tension of the web can be adjusted and the working property of the web tension adjustment work is improved.The web tension adjustment device includes...
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JP2023088536A |
To provide an offset printing system which can adjust a plate surface temperature without using damping water.An offset printing system 100 includes an offset printing machine 3, and a temperature control device 2, wherein the offset pri...
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JP7285824B2 |
Techniques for manufacturing a light field print using a printing press. The techniques include: identifying at least one characteristic of the printing press at least in part by printing at least one calibration pattern; obtaining conte...
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JP7282050B2 |
To suppress winding to each roller in a printer at the breakage of a web while suppressing complication of a device and increase of a cost in a printing machine and a sheet winding prevention method.A printing machine comprises: an ink s...
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JP7258639B2 |
Provided is a plate pressing device capable of winding up a plate so as to come into close contact with the surface of a body the entire width of the plate.　The present invention is provided with: a rotationally operable support shaft ...
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JP2023049183A |
To provide an off-set printer for reverse printing of a photograph sheet which can perform printing on the rear surface of the photograph sheet without damaging a glossy surface of the photograph sheet.An offset printer for reverse print...
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JP2023049038A |
To provide a printer configured so that a high printing quality can be combined with an advantage of digital printing.Advancing means is provided with a traction drum 3. The traction drum can rotate around a shaft thereof, which is desig...
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JP7252812B2 |
An intermediate roller positioned between a fountain solution vapor supply and an imaging member decouples fountain solution vapor deposition from the surface of the imaging member. The intermediate roller may be temperature controlled. ...
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JP2023045928A |
To provide a printer which can print a printing pattern at a normal position on a print sheet.A printer comprises a printing part which prints a printing pattern and a register mark for registration on a printing object which is transpor...
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JP7221762B2 |
To properly announce the timing of maintenance work for securing high printing quality, in a device and a method for supporting maintenance of a web offset press.A maintenance support device comprises: a first ink film thickness sensor 1...
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JP2023018782A |
To eliminate fouling at a non-streak part of an offset printed matter, especially at both ends in a left and right direction, and to eliminate ink deposition at a spot corresponding to the non-streak part of an image of an inking roller ...
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JP2023017256A |
To provide a unit internal temperature adjustment device of an offset printer which can adjust a temperature in print units regardless of heat generation in the printer and influence of the outside air temperature in the offset printer.A...
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JP7210277B2 |
Apparatus and methods for alternative coatings applicable to metal are disclosed. According to one embodiment, an apparatus comprises a composition having, an ethylene acrylic acid copolymer; a neutralizing base; and water. The ethylene ...
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JP2023006453A |
To improve workability of a printing operation by enabling automatic operation of a printing machine in a control device of a printing machine, a method of operating a printing machine, and a printing machine and a printing system.When a...
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JP7201513B2 |
Provided is a coating apparatus capable of improving the workability of replacing a sheet member and a varnish plate. The coating apparatus is provided with: a varnish cylinder 1A on which a varnish feeding plate to coat a coated materia...
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JP7196021B2 |
Ink-based digital printing systems useful for ink printing include a photoreceptor layer configured to receive a layer of liquid immersion fluid. The liquid immersion fluid includes dampening fluid, dispersed gas particles, and charge di...
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JP7195957B2 |
In a digital inking system having an anilox member that carries a patterned metered layer of ink to a digital imaging member, and a doctor blade that removes excess ink from the surface of the anilox member resulting in the patterned met...
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JP2022186390A |
To reduce defective paper by resolving malfunction of a plunger in early stages during printing, on an ink supply device, a method and a printer.An ink supply device includes: a digital ink pump capable of discharging ink; a malfunction ...
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JP2022184151A |
To reduce the occurrence of defective paper and to enable stable good paper determination in a good paper determination device and a printer.A good paper determination device is to determine good paper according to a print quality of a p...
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JP2022137658A |
To provide a printing machine capable of surely sucking a plate even while preventing plate feeding from unnecessarily taking a longer time.A plate feeding device 12 comprises: a suction part for sucking and holding a plate to be fed to ...
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JP2022541037A |
The present invention relates to a printing apparatus, particularly an offset printing apparatus, for transferring a transfer ply (2) of a transfer film (3) to a substrate (1), the printing apparatus having a first printing unit (4), whe...
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JP7138876B1 |
An object of the present invention is to provide a water supply roll used for offset printing, which is made of a rubber vulcanizate having hydrophilic properties and is capable of maintaining hydrophilicity over a long period of time. A...
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JP7132856B2 |
A thermal printhead (TPH) is positioned to selectively preheat a blanket surface such as an arbitrarily reimageable surface of a variable lithography system. The blanket then immediately passes through a chamber containing dampening solu...
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JP2022129977A |
To provide a web conveyance device, a folding machine, and web offset printing press that suppress displacement of a web and reduce induction of a wrinkle.A web conveyance device comprises: a first nipping roller and a second nipping rol...
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JP7130530B2 |
A cleaning subsystem for a variable data lithography system includes a cleaning roller train having a cleaning member in physical contact with an imaging member such that residual ink remaining on the imaging member, such as following tr...
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JP2022127813A |
To provide a web rotary printing press capable of eliminating an abnormality such as paper wrinkle without stopping a printing machine at the occurrence of the abnormality such as paper wrinkle or meandering of a web during conveyance.Th...
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JP7118786B2 |
To provide a printer that automates a work of at least one of a paper feeding part and a printing part to allow an operator to concentrate on a work at a paper discharge part.A printer includes: a printing part 5 for printing on an objec...
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JP7117984B2 |
To provide a machine operation management device capable of reducing personnel burden of an operator and load of maintenance of a machine in a production machine performing machining and manufacturing.In a production machine 100 which in...
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JP7114131B1 |
An object of the present invention is to reduce the replacement frequency of a filter. A circulation purification system according to one aspect of the present disclosure is a system for circulating and purifying dampening water used in ...
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JP7109392B2 |
To improve workability on a printing preparation work, in a printer control device, a method and a printer.A printer control device rotatably drives blanket cylinders 31a, 31b, 32a, 32b, 33a, 33b, 34a, 34b and plate cylinders 41a, 41b, 4...
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JP7098551B2 |
A dampening fluid recycling system may include a print station having an imaging member with a reimageable surface, a dampening fluid deposition subsystem for applying a layer of dampening fluid onto the reimageable surface, and a dampen...
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