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Match Document Document Title
7581493 Device and method for placing a roll against/removing it from a printing press  
A device is provided for engaging and/or disengaging a roller with or from a first mating roller. The device includes a second mating roller, with which the roller is engaged, and with a basic...
7578235 Print unit having cylinders forming a counterweight and corresponding press  
The invention provides a unit for printing a web of paper including a frame and at least a first and a second printing group, each printing group including a blanket cylinder and a plate cylinder,...
7571678 Distributor unit for liquid substances  
A distributor unit includes a reservoir ( 7 ) containing a liquid substance, an anilox cylinder ( 8 ) and a cliché cylinder ( 9 ) onto which is movably fitted a cliche jacket ( 18 ), the reservoir...
7409908 Method for transporting printing plates using the plate and blanket cylinders  
An apparatus positions a plate cylinder and a blanket cylinder in a transport position for assisting in transporting printing plates. The apparatus spaces the blanket cylinder and plate cylinder...
7406916 Conservation of energy transfer during an emergency stop  
According to an exemplary embodiment of the present invention, a method for operating a multi-unit printing arrangement, including multiple individual motors is provided. The method comprises the...
7392742 Devices for supporting and adjusting a form cylinder in a printing group of a rotary printing press  
A forme cylinder is supported and adjusted in a printing group of a rotary printing press, which group includes a transfer cylinder and a counter-pressure cylinder, which two cylinders include...
7392741 Supporting and releasably holding device for a printing cylinder hub  
A printing machine color assembly presenting a main or cliché-carrying cylinder ( 2 ) and an interlocking or screened cylinder ( 3 ), each carried at its hubs ( 2 a , 2 b ; 3 a , 3 b ) by first (...
7341001 Printing unit arrangement in a web-fed rotary printing press  
A printing unit arrangement in a web-fed rotary printing press includes at least one printing unit 2 a having a first and second plate cylinder 4,6 and associated first and second blanket...
7316182 Ink proofer arrangement including light source for curing ink  
An ink proofer arrangement includes an ink proofer tool, a cylindrical drum roller, a drive motor adapted to rotate the roller and a first movable mounting assembly to retain the ink proofer tool...
7293503 Slide-in print unit for a variable format in offset printing  
A slide-in print unit for a variable format in offset printing includes a machine frame. A counter pressure cylinder, rubber blanket cylinder, and plate cylinder are positioned within the machine...
7287472 Printing unit with ink transfer roller and bearing blocks including support elements for ink chamber  
A printing unit of a printing machine has at least one ink transfer roller, and at least one bearing block movable relative to the printing unit frame, in which, in the printing position, one end...
7281473 Ink proofer arrangement including movable ink proofer tool holder  
An ink proofer arrangement to generate consistent and reliable ink draw-downs irrespective of the size of the substrate or the user preparing the ink sample. One example embodiment includes an ink...
7275482 Ink proofer arrangement including substrate roll support and tensioner and method of using  
An ink proofer arrangement to generate consistent and reliable ink drawdowns irrespective of the size of the substrate or the user preparing the ink sample. The ink proofer arrangement includes an...
7270057 Rolling element adjustment system  
In a printing press, an adjustment system for positioning a rolling element such as a form roller or an impression cylinder relative to a first cylinder having a first diameter and relative to at...
7258066 Inking system for flexographic printing presses  
An inking system of a flexographic printing press with an anilox roller and a printing plate roller involved in color transport is shown. The positions of these two rollers relative to each other...
7233014 Medium detection apparatus and medium detection method  
A medium detection apparatus is provided with: a light emitting section adapted to emit light; a light receiving section adapted to detect reflected light and output an output value in accordance...
7213513 Printing group pertaining to a printing machine having a linearly displaceable transfer cylinder  
A printing group of a printing machine is comprised of at least two cylinders, a forme cylinder and a transfer cylinder. The transfer cylinder can be moved between a print-on position and a...
7159515 Device for attaching a roller to an abutment moving essentially at the peripheral speed of the roller by means of a spindle-nut combination  
A spindle-nut combination for applying a roller to a counterbearing moved essentially at the circumferential speed of the roller. In order to be able to adjust the play of the spindle in a simple...
7156018 Printing couple in a printing machine with a pivotable transfer cylinder  
A printing couple in a printing machine is comprised of at least three cylinders, a forme cylinder, a transfer cylinder and a counter-pressure cylinder. The counter-pressure cylinder forms a...
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...
7124683 Device for regulating cylinders in a printing machine  
A pressure force exerted by first and second cylinders upon at least a third cylinder in a printing machine is regulated by a pressure regulating device. The device can also be using for moving a...
7117792 Method and devices for regulating at least one cylinder in a printing press  
The forces exerted by actuators are detected and devices are provided, which use those detected forces to regulate a pressure force exerted by one cylinder against another cylinder in a printing...
7107902 Sheet-guiding device for a printing machine  
The invention relates to a sheet-guiding device in a printing machine. The object of the invention is to provide such a sheet-guiding device which in a printing/varnishing unit that is not involved...
7017482 Printing unit arrangement in a web-fed rotary printing press  
A printing unit arrangement in a web-fed rotary printing press includes at least one printing unit 2 a having a first and second plate cylinder 4, 6 and associated first and second blanket...
7011026 Method for engaging and disengaging cylinders  
A method for engaging and disengaging cylinders, and particularly cylinders which are disposed in a line, is disclosed. In addition to the displacement required to engage and to disengage the...
7011023 Bearing arrangement for cylinders, rolls or drums  
A bearing arrangement for opposite journals of cylinders, rolls or drums having actuators that permit a displacement of the cylinders, rolls or drums in a direction perpendicular to an axis of...
7011022 Offset printing press unit with removable cylinders  
An offset printing press having plate and blanket cylinder retention mechanisms, each retention mechanism having at least one trunnion axially displaceable between an operative position and a...
6973876 Method and apparatus for plate changing in a plate cylinder of a printing press  
A plate changing method and an apparatus for rotating all plate cylinders of a plurality of printing units by a drive device, and performing plate changing by plate changing unit provided in...
6945169 Apparatus for producing printing plates  
Apparatus for producing printing plates in particular a blank sleeve-like printing plate, includes a cylinder carrier for receiving a printing plate, the cylinder carrier being held in cantilever...
6923118 Drive for impression cylinders of a rotary press  
Apparatus for preventing the cylinder drive wheels of the transfer cylinders jamming against one another during setting and throwing-off movements includes a transfer cylinder having cylinder drive...
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...
6907821 Rotary press to lay down patterns on a support strip  
A rotary press to lay patterns of a material on a strip material comprises a working cylinder bearing embossing plates of the patterns of the aforesaid material to be laid and an opposed anvil...
6886458 Apparatus for adjusting printing pressure of satellite-type printing press  
An apparatus for integrally and conveniently adjusting printing pressures of blanket cylinders in a satellite-type printing press is provided. Printing pressure is adjusted all together by rotating...
6877429 Roller holding apparatus of printing press  
A roller holding apparatus of a printing press comprises roller arms swingably supported by a metal roller, holders swingably supported by the roller arms for holding a rubber roller so as to be...
6851368 Rotary printing press having a switchable speed-change gear mechanism with plant gears  
A rotary printing machine includes at least one form cylinder, at least one further cylinder, and a gear transmission via which the form cylinder and the further cylinder are drivable together...
6848362 Varnishing apparatus  
To provide a varnishing apparatus for indirect printing with the lowest possible structural outlay, a varnishing mechanism of the varnishing apparatus for varnishing webs includes a form cylinder...
6840166 Mandrel trip apparatus  
An independent mandrel trip system wherein a mandrel support block retaining a mandrel is connected to a shaft mounting block in a manner such that the mandrel support block can be reciprocatingly...
6823785 Printing unit  
A printing unit has at least four cylinders that form a printer. At least two of these four cylinders rotate independently of each other. At least one of the cylinders in the group of at least four...
6820547 Support structure for a blanket cylinder of an offset printing press  
A support structure for a blanket cylinder of an offset printing press includes: a first eccentric bearing that is rotatably supported by frames of the offset printing press; a second eccentric...
6814001 Ink proofer  
The present ink proofer arrangement generates consistent and reliable ink draw downs irrespective of the size of the substrate or the user preparing the ink sample. In one example embodiment, an...
6814003 Plate handling method and apparatus for printing press  
A plate handling method and apparatus for a printing press that includes printing units, each having a plate cylinder, a main unit motor for driving the plate cylinders, and electromagnetic...
6810809 Method and device for driving a printing press  
A method for driving a printing press includes driving, in a printing operation, via a gear train by at least a first motor, at least one drum for advancing printing material and a printing-form...
6810812 Method for regulating the tension of a web  
The tension of a web in a rotary printing press is regulated during passage of the web between at least first and second cylinders of at least one printing group. The two cylinders are driven using...
6789477 Flexographic printing machine with alternately manually and automatically adjustable spiral rollers  
A flexographic printing machine having at least one inking unit in which the setting of the printing position of the format cylinder and the anilox roller can be achieved by adjusting the format...
6786148 Sheet-processing rotary printing press with a die cutting or punching unit, and method of operation  
A method of operating a sheet-processing rotary printing press provided with a die cutting or punching unit and a delivery for forming processed sheets into a sheet pile or stack includes, in a...
6761112 Fixing device  
A fixing devise is disclosed. It is usable for clamping two radially displaceable elements.
6736063 Printing apparatus  
At printing time, a blanket cylinder gear is meshed with a plate cylinder gear, whereby a first plate cylinder is rotatable by a drive motor. At image-recording time, the blanket cylinder gear is...
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...
6712001 Arrangement for adjusting the interval between the rotational axes of cylinders  
The interval or spacing between rotational axes of adjacent cylinders in a rotary printing press, between a print-on position and a print-off position is accomplished using eccentric bushings for...
6694877 Device for exchangeably supporting and positioning printing cylinders of an offset printing press  
The invention relates to a device for use in an offset printing press, for permitting the supporting and positioning of at least the format-dependent printing cylinders of the printing press...
Matches 1 - 50 out of 478 1 2 3 4 5 6 7 8 9 10 >