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Match Document Document Title
8156865 Method of operating a printing machine and printing machine for carrying out the method  
A method for operating a printing machine in a print operating mode and another operating mode, for example a maintenance mode. In the print operating mode, bringing a vibrating roller periodically...
8028623 Contact-pressure adjusting method and contact-pressure adjusting system for liquid application machine  
Disclosed is a contact-pressure adjusting method and a contact-pressure adjusting system, each of which automatically adjusts the contact pressure between two rotors, for a liquid application...
8006617 Assemblies in a printing couple of a rotary printing press  
An assembly in a printing unit of a rotary printing press includes at least one plate cylinder, three ink form rollers, two vibrator rollers and an ink separator roller. Both of the vibrator...
7984673 Inking device adjustment method  
An inking device of a printing unit includes an ink reservoir, an ink film pick-up roller which has a shaft, and an inking roller having a shaft. A detector detects the distance between the inking...
7963222 Flexographic printing machine  
A flexographic printing machine including at least one printing unit with an ink roller mounted at one end to a first sliding support and a plate-holding roller mounted at one end to a second...
7658876 Method to fabricate a seamless tube  
The present disclosure relates to a process for making a seamless tube from a liquid. A mandrel may be provided having a longitudinal axis, an outer surface and a length. A liquid material may be...
RE40160 Method for controlling a quantity of medium transferable between two rollers  
A method for controlling a quantity of medium transferable from a screen roller of a printing machine onto a roller that is in contact with the screen roller includes exerting an influence upon a...
7219603 Ink supply unit for a flexographic press  
An ink supply unit for a flexographic press that is convenient for exchange of an anilox roll and an order of colors to be printed is disclosed. A time for test printing can be shortened, thereby...
7188565 Flexography ink roller unit  
A ink roller unit comprised of multiple ink rollers axially arrange in parallel on a turntable unit; the turntable unit being provided to a dancer; one end of the dancer being pivoted to a lateral...
7165495 Apparatus for removing and/or recovering ink, printing machine including such apparatus, and method for supplying and/or recovering ink  
A printing machine in which excessive ink remaining in ink delivery tubings (20, 22, 24) each connecting an ink reservoir (16) to an ink supply source (18) can be quickly removed or rinsed out is...
7150226 Apparatus for positioning a roll in an inking or damping unit of a rotary press  
An apparatus is provided for positioning a roll in an inking or damping unit of a rotary press with respect to at least one adjacent roll. The axle of the first roll is mounted in at least one...
7096787 Printing press and method of controlling ink transfer roller  
A method of controlling an ink transfer roller is provided. This method achieves stabilized printing quality by evenly distributing ink transfer actions of the ink transfer roller for the number of...
7028616 Ink supply amount control method and apparatus for printing press  
In an ink supply amount control method for a printing press, the number of ink fountain keys whose gap amount with respect to an ink fountain roller falls within a predetermined range is counted....
7003896 Radiation curing and drying  
An improved apparatus and method for drying materials. A hot surface in a strong electrostatic field is used to ionize a stream of heated gasses passing over the surface, which assists in directing...
6910417 Inking arrangement improvement  
A mechanism for rotary printing presses to increase the number of ink form-rollers without decreasing the space available for changing the printing plates. An additional advantage of this mechanism...
6837161 Ink removal method for printing press  
An ink removal method for a printing press includes an ink removal step of bringing ink form rollers and a dampening form roller into a throw-on state relative to a plate cylinder, and bringing the...
6712002 Method and apparatus for ink feed control  
A printing machine having an inking unit which prevents overinking of the printing cylinder upon increases in printing speed, such as during start-up of a printing operation. The inking unit...
6708616 Method of adjusting two rollers that can be placed on each other in a printing unit  
In order to achieve a good printed result, it is important that the rollers that interact with each other are arranged at a suitable distance from each other, so that they act on each other with...
6698352 Inking apparatus control means for rotary press  
An inking apparatus controller includes an oscillating roller rotatable in a circumferential direction and reciprocatable along an axial direction thereof; an oscillation-width adjustment mechanism...
6672208 Method and apparatus for using magnetic bearings to position an inking unit roller in at least two different positions  
A method and a corresponding inking unit permit positioning of a roller into at least two different operating positions. The roller is, in particular, a vibrator roller of an inking unit for a...
6668719 Method and devices for adjusting a roller in a printing machine  
An adjustable bearing arrangement is used for the remote controlled adjustment of an inking roller or a dampening roller with respect to a second, contacting roller. The journal of the roller to be...
6557473 Method for operating a printing machine  
A method for operating a printing machine having a positioning device with a cylinder that is adjustable into different positions along an adjustment path and cooperating with a cylinder for...
6539862 Chambered doctor blade assembly  
A chambered doctor blade assembly which can be placed against a roller of an inking unit of a printing machine, in particular onto an engraved roller, has a chamber connected to the surface of the...
6490972 Offset printer having mechanism for moving ink rollers into contact with and out of contact from plate cylinder  
An offset printer capable of contacting a plurality of ink rollers of a predetermined ink supply unit with a predetermined plate segment on a plate cylinder, and capable of out of contacting the...
6481352 Method for controlling a quantity of ink in an inking unit  
A method for controlling the ink quantity in an inking unit of a printing machine by a predetermined nominal value, using a vibrator roller oscillating between a fountain roller and the inking...
6425326 Inking unit in a printing machine  
An inking unit in a printing machine includes a throw-off device for throwing an ink applicator roller group off a printing form cylinder, the throw-off device including a rotatable roller...
6349643 Method and device for influencing ink-trapping behavior  
Method of influencing ink-trapping behavior of ink-conducting components of a printing unit in a rotary printing press includes disconnecting at a clutch location an inking-unit drive coming from...
6347585 Variable gap stabilizer  
A gap adjusting device for a rotary press comprises a frame and a fountain roller and a metering roller which are both rotatably mounted relative to the frame. A gap is defined between the metering...
6227113 Printing machine and method of operating a printing machine  
A method of operating a printing machine including an inking unit having a vibrator roller oscillatable reciprocatingly between an ink-duct roller and an inking-unit roller for making intermittent...
6220162 Method and apparatus for detecting collisions in printing machines  
Apparatus for detecting collisions in a printing machine having at least one rotationally driveable rotary body (18; 20) and an actuator (28; 30) for adjusting the rotary body in a direction normal...
6145437 Anilox inking unit for a rotary offset printing machine  
An anilox inking unit for an offset printing machine having an anilox roll having a rotation direction and a fluid blowing device arranged along the anilox roll . The blowing device is disposed...
6135023 Stencil printing machine having mechanism for adjusting gap between squeegee and doctor rollers  
A stencil printing machine includes a printing drum having a flexible ink-permeable circumferential wall adapted to receive a perforated stencil sheet around an outer circumferential surface...
6112661 Ink knife duct-adjusting screw unit for an ink fountain in a printing press  
An ink knife duct-adjusting screw unit for an ink fountain in a printing press, having a contact pressure bolt engaging in the bore hole of the housing of an ink fountain and acting upon the ink...
6101940 Printing machine  
Two ink rolls in a flexographic printing machine are disclosed with a pivoted connection of the ink roll mounting elements such that one or other of the ink rolls may be engaged with the print...
6082257 Printing unit with anilox roller bearer positioning  
A printing unit is disclosed which incorporates an applicator roller (66) such as anilox roller with bearer surfaces (206) at the ends thereof for positively positioning the applicator roller...
6041706 Complete release blanket  
A printing press includes an interchangeable plate cylinder, in which the plate cylinder may have variable cutoff diameters. The plate cylinder is mounted in the printing press in rolling contact...
5983795 Sheet-fed rotary printing press  
A sheet-fed rotary printing press having at least one printing unit with an impression cylinder includes a transfer cylinder assigned to the impression cylinder for onwardly transporting sheets...
5906162 Method of printing in printing machine with movable bearings blocks to permit axial removal of cylinder  
A printing machine with preferably several inking units, which are disposed on a common back-pressure cylinder (12), with in each case at least one roll body (16, 18), which is held with its two...
5832829 Printing machine with movable bearing blocks to permit axial removal of cylinder  
A printing machine with preferably several inking units, which are disposed on a common back-pressure cylinder (12), with in each case at least one roll body (16, 18), which is held with its two...
5810927 Ink temperature control  
The temperature of ink applied to a substrate during printing is controlled by directing air of controlled temperature at the ink by means of an ink temperature controlling device (9). The device...
5761999 Method for detecting films  
The invention relates to a method and device for detecting ink or lacquer films on metallic surfaces inside printing machines. In particular, to irradiate the surface with light and sensing of the...
5676057 Device for mounting a roller in a printing machine  
A device for mounting an applicator roller of a dampening unit in a printing machine is disclosed. The device is adapted for rotatably receiving a roller journal of the applicator roller and for...
5584243 Conversion kit for a gravure printing unit  
The conversion kit includes a pair of side frame mounting plates, one for each side frame of an older printing unit, wherein the mounting plates are mounted on the inwardly facing surfaces of their...
5463950 Printing machine comprising at least one cylinder with double displacement  
The printing machine according to the invention comprises, for a given cylinder, first means for displacement from a first position corresponding to the work position to a second position, and...
5191835 Film dampening system for a rotary offset press  
A film dampening system for a rotary offset press has a pan roller (101) rotated by a variable speed electric motor (111), the pan roller being covered with a hydrophilic material and being...
5185644 Sensor for water film on a plate in printing machines  
An on-plate water film sensor for printing machines uses a narrow-band light source, a photo modulator for chopping a light beam therefrom into p- and s-polarized beams, a collimator for making...
5125339 Apparatus for displacing shaft-mounting bearing stands  
This invention relates to an apparatus for displacing shaft-mounting bearing stands, which are secured to carriages, in carriage guides, preferably for displacing the bearing stands of plate...
4852515 Device for automatically controlling coating amount for use in coating machine  
A device for automatically controlling coating amount for use in a coating machine including a backup roll, an applicator roll, a pickup roll, a base, a first table slidably mounted on the base and...
4741269 Dampening apparatus for printing press  
A dampening liquid application apparatus for a lithographic press includes a motor driven metering roller drivably engaged with a transfer roller which in turn is engageable with an applicator...
4488485 Simplified inking unit  
A simplified inking unit for use with a web-fed rotary printing machine is disclosed. A plate cylinder and inking roller, which uses thinly liquid ink, rotate at the same peripheral speed and have...
Matches 1 - 50 out of 73 1 2 >