Matches 1 - 42 out of 42


Match Document Document Title
US20120312178 METHOD AND APPARATUS FOR CONDITIONING A DAMPENING SOLUTION FOR HARDNESS CONTROL  
A method and an apparatus for conditioning a dampening solution of a wet offset printing machine, include keeping constant or changing the hardness of the dampening solution added to a container...
US20090241786 Device for performing the wetting operation for offset printing  
Device for performing the wetting operation for offset printing, comprising a main receptacle (1) which contains a wetting solution; an outlet pipe (2) with a pump (3) which pushes the solution...
US20060086270 Method and device for keeping a number of spray nozzles in a printing press beam clean  
In order to keep a spray nozzle (3) in a printing press spray beam (1) clean, air with a certain overpressure is supplied to a cover (5; 13; 24) surrounding the spray nozzle (3), the spray cone...
US20080271618 Procedure and device to clean the nozzles of a spray dampening unit  
The invention involves a printing press comprising a spray dampening unit 2 having a spray nozzle cleaning device 3, a spray dampening unit 2 having a spray nozzle cleaning device 3 and a spray...
US20100000430 OFFSET PRINTING PROCESS  
An offset printing process is carried out in an offset printing unit. Offset printing ink pre-emulsified with a dampening solution is supplied to the offset printing unit through an ink metering...
US20080060537 Equipment for Preparing Dampening Solutions for Offset Printing  
An installation for preparing dampening solutions for offset printing with a device (10, 62, 72) for preparing a dampening solution and a device (40, 60, 70 for feeding one or more basic liquid...
US20080229945 Spray dampening valve having associated electronic adjustment and correction data  
An embodiment of the present method and apparatus may have: a spraybar assembly having a plurality of spray valves; a unique identification associated with the spraybar assembly; response profile...
US20110072989 PRINTER  
A printer includes an upper unit which opens and closes about a fulcrum lying at a rear position of a lower unit, and a paper path which is opened by opening the upper unit. A sensor unit is...
US20090282995 Dampening system housing  
A method for producing a dampening system housing, includes the steps of providing a longitudinal housing element prepared from a flat component, making available two side parts with grooves for...
US20090249970 Dampening Device of a Spray-Dampening Unit  
A dampening device of a spray-dampening unit includes a dampening-unit housing, with a positioning element and a spray bar, the positioning element having a mounting region and an abutment region,...
US20090308269 Spray dampening valves with associated drive signals in an offset printing process  
An embodiment of the present method and apparatus may have: a printing unit having a plurality of spraybar assemblies; each of the spraybar assemblies having a respective plurality of spray...
US20090025584 Method for Developing Printing Plates in an Offset Printing Press and Printing Press for Carrying out the Method  
A method for developing printing plates in a printing press having at least one printing unit includes loading an imaged, undeveloped printing plate with dampening solution before a start of...
US20100199866 Filtration for Printing Presses  
A dampening solution circuit for a printing machine, includes a dampening unit, a dampening solution main reservoir, a dampening solution supply for feeding the dampening solution to the dampening...
US20080257180 Dampening Control for a Printing Press  
Apparatus for dampening a printing press comprises a spray bar (26) with solenoid operated nozzles (29) for dispensing a dampening fluid to the press, a controller (30) that sets the flow rate of...
US20050115423 Dampening water feeding apparatus  
An apparatus is arranged to feed dampening water in an offset printing press. The apparatus comprises a plurality of spray nozzles arranged in a row in a direction. Each of the nozzles includes an...
US20100229742 Damping Water Circulator  
There are provided damping water circulators (3a, 3b, 3c, and 3d) for circulating damping water among printing presses (2a, 2b, 2c, and 2d) to purify the damping water. The damping water...
US20100101436 PRINTING UNIT OF A ROTARY PRINTING PRESS AND A METHOD FOR WASHING A DAMPENING UNIT OF A PRINTING UNIT  
A printing unit of a rotary printing press includes a forme cylinder. An inking unit interacts with the forme cylinder and has a plurality of inking rolls. A dampening unit also interacts with the...
US20070039491 Moistening device for a roll or a cylinder of an offset press  
A moistening device for a roll or a cylinder of an offset press is disclosed. The moistening device includes a chamber-type doctor which is attached for moistening to the roll or to the cylinder....
US20080017733 Air Cap  
An air cap for keeping a spray nozzle with a flat spray clean is presented. The air cap contain the nozzle and has a slit for the spray from the nozzle, through which opening an air flow is...
US20090188401 Apparatus and Method for Conditioning Dampening Solution for an Offset Printing Press, Dampening System and Offset Printing Press  
An apparatus and a method for conditioning dampening solution for an offset printing press, include a cation exchanger for the removal of salt-forming ions from the dampening solution. The...
US20070227373 Spray dampening valve having mechanical accuracy and long-term stability for use in an offset printing process  
An embodiment may have a stationary valve seat having a predefined surface and having at least one protruding portion, and a moveable plunger assembly having an end surface and having a plunger...
US20060048657 Apparatus and method for improving the characteristics of wetting water in offset printing machines  
The present invention relates to a method and apparatus for optimizing the characteristics of wetting water in offset and roto-offset printing machines, by a system for separating and trapping...
US20130247788 Dampening Fluid Deposition by Condensation in a Digital Lithographic System  
A system and corresponding methods are disclosed for depositing of a layer of dampening fluid to a reimageable surface of an imaging member in a variable data lithography system by way of...
US20110290128 DEVICE AND A METHOD FOR FEEDING DAMPENING SOLUTION IN AN OFFSET PRINTING UNIT  
A device for feeding dampening solution in an offset printing unit is presented. The device comprises a plurality of nozzles (22), each of which comprises an orifice (24), wherein each nozzle (22)...
US20080245245 Spray dampening valve with a seal assembly having at least a deformable end surface for use in an offset printing process  
An embodiment may have a stationary valve seat having a predefined surface and having at least one protruding portion, and a moveable plunger assembly having a seal assembly, the seal assembly...
US20070227374 Apparatus for the application of a film of dampening solution in printing units of rotary presses  
An apparatus for the application of a film of dampening solution in printing units of rotary presses has a hollow dampening solution roll with a porous roll wall. The roll cavity is filled with a...
US20070125246 Apparatus and method for controlling delivery of dampener fluid in a printing press  
An apparatus and method in accordance with the invention for automatically controlling dampener settings. Specifically, the apparatus and method detects scumming on a material to be printed and...
US20100206190 SPRAY DAMPENER  
It is, therefore, an object of the present invention to provide a spray dampener which prevents the foreign matter such as ink mist from being introduced into the spray dampener and prevent the...
US20130104756 DAMPENING FLUID FOR DIGITAL LITHOGRAPHIC PRINTING  
Different solvents for a dampening fluid are disclosed. The solvent is a volatile hydrofluoroether liquid or a volatile silicone liquid. Such liquids have a lower heat of vaporization, a lower...
US20130055912 APPARATUS AND METHOD FOR REDUCING VIBRATIONS OF SCANNING SENSORS IN WEB MANUFACTURING OR PROCESSING SYSTEMS  
An apparatus includes a scanning head configured to move one or more sensors back and forth across a surface of a moving web of material. The apparatus also includes a vibration dampening device...
US20100018416 APPARATUS AND METHOD FOR DRIVING A PRINTING PRESS  
A printing-press driving apparatus and method capable of printing that employs a processless plate in order to suppress an increase in waste paper by properly performing a water process on the...
US20140060352 IMAGING MEMBER FOR OFFSET PRINTING APPLICATIONS  
An imaging member includes a surface layer comprising a fluoroelastomer-perfluoropolyether composite formed from a reaction mixture comprising a fluoroelastomer and a perfluoropolyether compound....
US20140261030 SYSTEMS FOR APPLYING DAMPENING FLUID TO AN IMAGING MEMBER FOR INK-BASED DIGITAL PRINTING  
A dampening fluid metering system includes an anilox roll configured to meter dampening fluid onto a surface of an imaging member to form a thin, uniform layer of dampening fluid for subsequent...
US20140174310 SYSTEMS AND METHODS FOR INK-BASED DIGITAL PRINTING USING A VAPOR CONDENSATION DAMPENING FLUID DELIVERY SYSTEM  
An ink-based digital printing system includes a dampening fluid delivery system that forms a dampening fluid layer on a reimageable surface of an imaging plate using vapor condensation. The system...
US20130247787 Evaporative Systems and Methods for Dampening Fluid Control in a Digital Lithographic System  
A system and corresponding methods are disclosed for controlling the thickness of a layer of dampening fluid applied to a reimageable surface of an imaging member in a variable data lithography...
US20170106645 ZERO ALCOHOL OFFSET PRINTING SYSTEM  
This invention relates to a zero alcohol offset printing system, comprises the following parts: Plate cylinder (3), its outer cylindrical surface is covered by printing plate (4); Ink exertion...
US20160059541 PRINTING PRESS  
A printing press includes an impression cylinder, a blanket cylinder, a collecting plate cylinder, a collecting blanket cylinder, a plurality of partial plate cylinders, a plurality of inking...
US20150174888 METHODS FOR INK-BASED DIGITAL PRINTING USING IMAGING MEMBER SURFACE CONDITIONING FLUID  
An ink-based digital printing method includes applying conditioning fluid to an imaging member surface wherein the fluid is absorbed by imaging member surface, which includes VITON. Dampening...
US20140318397 SYSTEMS AND METHODS FOR IMPLEMENTING DIGITAL OFFSET LITHOGRAPHIC PRINTING TECHNIQUES WITH A PLURALITY OF INTERMEDIATE TRANSFERS  
A system and method are provided for optimizing a multi-color variable digital data lithographic image forming system by controlling characteristics of one or more individual color inks to...
US20140060351 SYSTEMS AND METHODS FOR INK-BASED DIGITAL PRINTING USING DAMPENING FLUID IMAGING MEMBER AND IMAGE TRANSFER MEMBER  
An ink-based digital printing system for variable data lithographic printing includes an imaging member having a surface configured to absorb dampening fluid. A dampening fluid patterning system...
US20130047873 RELEASE FLUID DELIVERY AND DAMPENING SYSTEM CLEANING METHODS, APPARATUS AND SYSTEMS FOR RADIATION CURABLE GEL INK PRINTING  
A dampening fluid delivery apparatus includes a water delivery line, a surfactant delivery line, and a cleaning solution delivery line, each connected to a mixing chamber. An open and closed state...
US20120103212 Variable Data Lithography System  
A variable data lithography system includes an improved imaging member, a dampening solution subsystem, a patterning subsystem, an inking subsystem, and an image transfer subsystem. The imaging...

Matches 1 - 42 out of 42