Match Document Document Title
6684777 Device for the control of blowing air, turner bar assembly, and printing machine  
The device for the control of blowing air is connected to a compressed-air source and it includes at least one outflow orifice. The device has a valve element which is moveable into a first...
6681694 Web-fed rotary printing machine  
In order to provide a rotary printing machine for direct printing, in which the printing-assembly cylinders are guided in a stable manner by means of a cost-effective device, the forme cylinder and...
6681695 Continuous printing and mounting apparatus for film-like printing body  
A tension is applied to a film-like printing body to be processed in each of steps such as a printing step, a parts mounting step and the like. Further the processed film-like printing body is...
6662721 Rotary press  
In a rotary press, a first press roller adapted to retreat during printing and advance during plate changing to contact a web is provided on a travel route of the web between a printing unit and a...
6655275 Multi-color printing device having ink and laser printing units  
A printing press has a conveying path for a paper web formed by rollers and has at least one high performance printing unit arranged at the conveying path, a plurality of ink jets or multi-color...
6640716 Imaging print media  
A method and apparatus for imaging material. A section of a medium is photographed with a first camera having a first field of view. The medium is advanced along a feed direction and the section is...
6637328 Imaging system  
An imaging system includes a guide which transports a recording medium and a roller which holds the recording medium in place to pull the recording medium through an imaging plane defined by a...
6631678 Web infeed device with decentrally arranged connection stations  
A device for infeeding a material web into a rotary printing machine includes an infeed element for receiving a material web start, the infeed element being introducible onto an introduction path...
6622621 Device for detecting register marks  
A device for detecting register marks includes at least one receiver for scanning register marks along a track disposed in a direction of movement of the register marks, and a device for...
6622622 Adjustable paper guide device  
Disclosed is a paper guide device suitable for a label printer. The paper guide device comprises left and right guide members defined, on one side surfaces thereof facing each other, with guide...
6615718 Device for drawing a web into a printing press  
A material web to be printed is drawn into a rotary printing press by securing a reinforcement element to a leading end of the material web. The reinforcement element can be enwrapped in the...
6615730 Method and apparatus for controlling rotary presses in power failure  
The apparatus for controlling, in a power failure, a rotary press that separately drives a printing section and a folding section with independent drive sources, pulls a printing material that is...
6604463 Device to compensate for print misregister due to paper distortion on web offset printing presses  
A printing web distortion device for imposing a measured amount of distortion into a moving web of substrate, such as paper, to compensate for lateral stretching of the substrate during a printing...
6601506 Determining the presetting data for the cut register and/or color register (circumferential register) for printing mechanisms with no lineshaft  
Determining presetting data for the cut register and/or color register (circumferential register) for printing mechanisms with no lineshaft. Using sensor, the web lengths needed for the respective...
6584900 Device for correcting the lateral position of a printing material web in a rotary press  
A device for correcting the lateral position of a printing material web ( 8 ) in a rotary press includes a correction roller ( 10 ), which is able to swivel over guide surfaces ( 26, 28 ) arranged...
6550385 Cam-independent drive for folding components  
In a folder, a folding cylinder having folding components accommodated on the periphery thereof and being phase-dependently operatable, and cylinder segments for carrying the folding components,...
6513428 Device and method for attaching a printing web to a webbing sail and device and method for webbing-up a printing machine  
A device and a method for attaching a printing web to a webbing sail include two thin, flexible sheets to be sandwiched about the printing web. Each of the sheets is at least partly attached to a...
6513427 Device for guiding material webs in rotary presses  
A device for guiding material webs (A through D; E through H) via an angle-bar deck ( 2 ), including a folding section that is arranged on a plurality of planes ( 3.1, 3.2, 3.3 ), from where the...
6508173 Process and apparatus for printing blanks  
For the purpose of providing markings, in particular printing, on a material web ( 11 ) for producing blanks ( 10 ), the material web ( 11 ) is stopped temporarily, with the result that a printing...
6499397 Method of automatic register setting of printings in a rotary machine and device for working the method  
Device and method for the automatic register setting of printings printed by plate cylinders in a rotary machine using inks of a plurality of colors. The printing machine particularly comprises a...
6477949 Device for infeeding a material web into a rotary printing machine  
A device for infeeding a material web along an infeed path into a rotary printing machine includes drive stations arranged along the infeed path, and an infeed element partially enclosed by a guide...
6443061 Multiway switching device for use in threading webs through a rotary printing press  
A disklike rotary switch is installed at a junction of four web-threading guideways in a rotary printing press, for use in switching a web, being threaded through the press preparatory to printing,...
6408757 Paper roll braking device  
A paper roll braking device for rotary presses, in which a web is paid off from a paper roll supported between frames, caused to travel, and printed in a printing unit, comprising rotors provided...
6408748 Offset printing machine with independent electric motors  
The invention relates to the drive of a printing machine. Cylinders and functional groups are to be driven with low technical expenditure. To this end, all form cylinders ( 1.1, 1.2 ) in a printing...
6398094 Web threading apparatus for a rotary printing press  
A snake apparatus for threading a web through a printing press includes a body portion and a ridge integrally formed on a surface of the body portion. The ridge is configured to engage and guide...
6371020 Web guiding roller  
A web guiding system for a web-fed rotary printing press includes a web guide roller which contacts the printed surface of a print-carrying web. The effective diameter of the transfer cylinder...
6357349 Web tensioning and aligning module  
A device for feeding web material to a printer that is adapted to accept web from an external roll, adequately align the web with the printer and properly tension the web as it passes through the...
6334390 Device for the treatment of a paper web  
A pair of calender rollers are placed before, in a direction of travel of a paper web or paper sheets to a first print unit in a printing device. The calendering rollers improve the quality of the...
6321966 Device for automatically catching a torn material web running through a rotary printing machine  
A device for automatically catching a torn material web running through a rotary printing machine includes a pair of clamping rollers, respectively, disposed beneath and above the material web, the...
6305098 Rotary printing press drying assembly roller  
A roller for a rotary printing press drying assembly, comprising, near each printing unit, a drying assembly including a plurality of parallel rollers, each roller being circumferentially provided...
6298782 Anti-wrap device for a web press  
A system and method for preventing a broken printing web from wrapping about or otherwise fouling the blanket cylinders of printing press units. The system and method includes a web tensioning...
6295925 Web tension control system and method for flexographic tag and label presses  
In a flexographic tag and label press, a mid-driven infeed tension controlling system is installed between the printing/drying section and the converting section of the press. By creating two...
6293192 Newsprint core brake system for newspaper presses  
Combined newsprint core brake system and newsprint supply reel in a continuous running roll press, for full and fractional running web supply, web tension sensor control braking coupled to core...
6279472 Web curling prevention device for a rotary printing press or the like  
A rotary printing press has a postprinting processing station where the printed web of paper, stretched out between two pairs of nip rollers, is slit longitudinally into a pair of web halves and...
6269751 Length-variable sliding rail element for a roller chain  
A length-variable sliding rail element enables a roller chain to be easily guided. Two complementary sliding rail elements fit together. Each of the sliding elements may be comprised of two or...
6257142 Rotary printing press for production of multiple center spread signatures  
Several printing units are arranged in a row for printing on as many separate webs traveling in centerline alignment and in phase with one another. At least one preselected web, on issuing from one...
6250220 Anti-wrinkle system for a web offset press  
The invention relates to a system and method of eliminating wrinkling, tearing and web-breaks of a web in an offset printing press as the web contacts the chill rollers on start-up. The system...
6230616 Storage device and its use  
A storage device for receiving a loop section of a flexible material web (8) moved in a conveying direction (18) between a feed area upstream of the storage device and a discharge area downstream...
6183406 Printer tractor paper feeder and ironer  
A paper stacker for use with a printer which prints connected sheets that are to be stacked in a folded relationship having a surface for receiving the paper with a frame surrounding the paper that...
6176410 Method and apparatus for controlling web delivery running at the start time of printing  
Drag rollers disposed in a region from the paper feed side to the paper discharge side of a printing machine are driven one after another from the paper feed side with torque control, by which the...
6164201 Method and apparatus for web steering  
The present invention is directed to providing apparatus and methods for lateral position control using a web guide which detects a relative lateral shift of a web upstream of a control device....
6138564 Means for regulating pressure in a pressure chamber  
6116159 Paper wrinkle preventing device  
Angular deformation is caused in a portion of offset-printed web paper corresponding to an adjacent portion of each of side edges of two blankets of a blanket cylinder so that paper wrinkles are...
6109184 Cooling arrangement in a folding assembly and cooling process  
A folding device in which printing-material webs are cooled in an effective manner includes guide rollers and/or feed rollers designed as cooling rollers. Alternatively or in conjunction with the...
6106177 Web tension control device  
A control device for controlling the tension of a paper web of a printing press is provided with a setting device for a speed master set point, with a speed controller for a drive motor, which is...
6105496 Apparatus and method for threading a printing material web  
The invention provides an aid for threading a printing-material web or part printing-material webs which are produced from the printing-material web by a longitudinal cutting device. The aid...
6085956 Method and apparatus for controlling tension in a web offset printing press  
The inertial drag of idler rollers in a web-offset press with independently driven drive rollers is compensated by successively advancing downstream rollers during speed changes. This prevents...
6082259 Turning tower arrangement  
A turning tower arrangement for a printing press includes a turning tower (11) with turning bars (21, 22) arranged in a plurality of planes (E1-E12) one over the other for guiding printed webs one...
6070828 Curl removing device for rolled paper utilizable in image forming apparatus  
A curl removing device utilizable for the facsimile machine (1), in which the cutout portion (31) is formed on the holding part (28) of the curl removing plate (14) and it is formed in the plate...
6065400 Method for monitoring registration of images printed by a printer  
The printer has at least two printing stations which cause images to be printed on a substrate. The printer is capable of registration adjustment. First and second patterns of spaced registration...