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6065401 |
Device for joining material webs during the operation of a web-fed rotary press
An emergency web-joining device activatable when a break occurs in a paper web disposed in operating condition in a rotary printing press, includes an unwinder having a paper web supply wound...
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6021713 |
Arrangement for correcting the fan-out effect on web-fed printing presses
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6000334 |
Paper guide unit for folding machine
A paper guide unit is disposed in a signature delivery section of a rotary press in which signatures are inserted between vanes of a delivery fan and dropped onto a conveyor located under the...
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5996873 |
Device for threading a web of material through a rotary printing press
A device for threading a web through a printing press has a track and a snake riding externally on the track. The snake includes a plurality of segments which interconnect using holes and bosses....
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5996491 |
Turn bar apparatus
A turn bar apparatus is incorporated in a rotary press for reversing a web position during running thereof. The turn bar apparatus includes an upstream side turn bar, and a downstream side turn bar...
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5996492 |
Method and apparatus for regulating web tension in a web-fed rotary offset printing press
A method for regulating web tension in a web-fed rotary offset printing press includes increasing web tension over a predetermined speed range, substantially linearly with web speed, as the...
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5967036 |
Web infeed device for rotary printing presses
A web infeed device for rotary printing presses, including a flexible, finite infeed element having a length greater than a spacing between adjacent drive elements for the infeed element includes a...
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5964158 |
Magnetic ink character detection apparatus and controlling method therefore
An apparatus and control method therefor which compensates differences among individual media in detected signal amplitudes caused by imperfect magnetic ink character printing conditions without...
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5964151 |
Apparatus for accurately imprinting continuous foils
In an apparatus for accurately imprinting print images onto sections of a edetermined length of a continuous unmarked foil, wherein a printer is disposed at a distance from a foil section delivery...
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5937756 |
Tension control system for web in form printing press
A tension control system for a web in a form printing press permits arbitrary setting of tensions of a web at respective zones between an impression cylinder and respective rollers. The system...
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5927197 |
Tensioner and system for continuous printer sheet advancement
A tensioner and tensioning system for maintaining tension in a printer liner while providing manual advancement of the printer liner without accessing the inner compartment of the printer. A...
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5915301 |
Upper folder drive roll arrangement
A device for feeding a plurality of ribbons to a processing unit includes a first driven roll receiving a first of the plurality of ribbons and a second driven roll receiving a second of the...
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5913471 |
Paper web capture device
A capture device in a printing machine for capturing a printing stock web in the event of a tear in the printing stock web includes two capture cylinders, one of which is movably mounted on a...
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5911831 |
Device for a contact-free application of a liquid material
A device for contact-free application of a liquid material to a substrate includes an application head with a nozzle for applying the liquid to the substrate. A web edge sensor determines the...
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5911382 |
Auxiliary printing media roll holder for printer/plotters
An auxiliary printing media roll holder use with printer/plotters to accomodate a large feed roll of printing media and increase the printing/plotting capacity and operational efficiency of the...
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5873306 |
Self-compensating tensioner
A self-compensating tensioner, particularly a self-compensating tensioner for use in a folder of a web offset printing press, includes a plurality of rollers designed to tension tapes. Each roller...
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5862754 |
Inserter module adaptable for use with both preprinted and in-line printed carriers and method
A card insertion system (10) and method in which a free standing inserter module (12) for inserting cards into carriers has a carrier inlet (14) at a preselected elevation (14') for selectively,...
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5813337 |
Closed-loop printing control system
A system for controlling the lateral position of a web in a web-fed printing press having a printing unit. The web has a series of printed images thereon. The system includes an optical scanner for...
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5809892 |
Web-threading or infeeding device for a machine processing web-shaped material, in particular a web-fed rotary printing machine, and method of threading a web of material into such a machine
A threading device for a machine for processing web-shaped material, having a guide rail extending at least sectionwise through the machine, includes a pulling device movable along the guide rail...
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5791247 |
Air system for controlling the discharge of printed material from a printing press and ink demulsifier
A printing press having an ink carrying roller and a roller having a blanket is equipped with a printed sheet material stripper having air dispenser for directing streams of air toward the roller...
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5778778 |
Device for aligning a web used in a printing rotary machine
The exit cylinder of a first unit is connected to the entrance cylinder of a second unit for making a deformable parallelogram, and at least the exit and entrance cylinders of each unit are...
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5779123 |
Web/ribbon path verifier for detecting and identifying errors in a web/ribbon path
A rotational detector is attached to each of the rolls that might be passed over or under as part of a paper web/path. Each of the rotational detectors emits an output signal which indicates...
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5779379 |
Receipt form handling system for automated banking machine
A receipt form handling system for an automated banking machine includes a printer (30) which prints indicia on paper extending in a paper path (151). Paper is moved in the paper path by engagement...
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5765482 |
Web printing apparatus
Web printing apparatus having an impression roll and method of operating the apparatus for printing webs having different characteristics, such as different thickness and/or different modulus of...
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5711225 |
Method for processing a continuous web extending along a predetermined path
A method and a cylinder arrangement for a printing apparatus is provided in which printing plates (16,17) or punching plates (16,17) of different lengths may selectively be mounted on the same...
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5692441 |
Drawing roller drive
A drawing roller pair of a web-fed rotary printing press receives a web that is to be conveyed. The axial spacing distance between the two drawing rollers is adjustable by an adjusting spindle. At...
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5678484 |
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...
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5676477 |
Sheet carrying apparatus
A sheet carrying apparatus reduces skew of a sheet during carriage, and realizes high-quality print. A position detecting sensor detects a position in a direction perpendicular to a sheet carrying...
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5636567 |
Printing press with web feed metering system
A web printing press is provided with a plurality of printing units, each including a plate cylinder, an idling impression cylinder, and web metering roller supported between the side walls of a...
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5617788 |
Switching type continuously operative printing machine
A continuously operative printing machine and a method of operating the same are disclosed. The printing machine has a plurality of switchable printing units to be used selectively by switching....
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5611272 |
Rotary embossing machine
A rotary embossing machine includes an embossing mechanism in which an embossing gap is formed between an embossing cylinder and a counter pressure cylinder. For conveying an embossing film web...
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5597642 |
Dual substrate, single-pass printing process and substrates printed thereby
A dual substrate, single-pass printing process prints a high basis weight substrate and a low basis weight substrate. Ink striking through the low basis weight substrate is collected and absorbed...
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5588364 |
Print unit damage prevention assembly
An arrangement for preventing damage to print units, in which during a failure of the electrical supply of the web-fed rotary printing press, an energy reservoir yields its energy to control means...
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5566616 |
Substrate printed by a single substrate, repeat-pass printing process
A low basis weight, continuously moving substrate is printed by a single substrate, repeat-pass printing process. The continuously moving substrate is passed a first time through the printing...
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5564846 |
Printer with sheet positioning marks control
The printer is provided with a detection data storage area section comprising sixteen storage areas for storing detection data from a transmission type sensor for every 1-step driving of a feed...
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5562038 |
Method and apparatus for pivoting a bidirectional pivot frame
A bidirectional pivot frame of a paper web changing device is supported for pivotal motion about a selected one of two pivot axes. The support for the pivot frame is accomplished by slidable...
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5562034 |
Media roll braking system for a thermal label printer
A brake apparatus for a printer is provided which rapidly decelerates and stops a rotating roll of print media in between printing operations, and allows the roll to rotate freely during printing...
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5562037 |
Single substrate, repeat-pass printing process
A low basis weight, continuously moving substrate is printed by a single substrate, repeat-pass printing process. The continuously moving substrate is passed a first time through the printing...
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5558020 |
Flexographic printing system
A flexographic printing system using mechanical and friction drive at the same time. The print cylinder is rotated by a friction drive only while printing (during the print cycle). The print...
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5555805 |
Printing unit for a web-fed printing machine
The printing unit has two cooperating cylinders (1, 4) which form the printing nip and which have printing saddles (2, 5) separated by cylinder pits (3, 6). The paper web (7) passing through the...
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5553542 |
System for controlling a web in a printing press
A control system for a web (10) in a printing press (12) having a device (20) for applying pressure to lateral locations of the web (10) intermediate side edges (22a and 22b) of the web (10), and a...
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5546859 |
Device for presetting a cut-off register in a folder of a web-fed printing press
A device for presetting a cut-off register in a folder of a web-fed printing press, includes a marking device for applying at least one mark in an image-free region between two printed images of a...
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5542350 |
Draw-in device and process for feeding webs of material into a printing machine
A draw-in device for feeding a plurality of printing stock webs, preferably paper webs, in which draw-in elements of finite length grasp the start of a paper web and draw it out of reel changers...
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5540146 |
Web-fed printing machine having a register device for aligning the paper web
The web-fed printing machine has two cylinders (2, 3) which form the nip, a paper-web-directing device (10) with an infeed roller (14) and a discharge roller (15), which are arranged adjustably on...
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5511712 |
Web guide roller with directionally switched drive coupling
Damage to rotating cylinders in a web-fed rotary printing machine, due to breaks or tears in the material web passing through the machine, is prevented by providing a web guide roller with a...
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5511473 |
Width adjusting device for a paper web
An improved width adjusting device for a paper web which can assure the printing apparatus is free from trouble caused by stored paper dust and gathered ink, includes at least one pressure force...
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5507226 |
Removable nip sleeve
A web transporting device usable in a rotary printing press or folder, includes a rotatably driven transport roller having a fixed axis and at least one engagable nip roller having an axis...
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5507583 |
Label printer having a position sensor
The invention is a printer for labels which can determine when the label stock is in position for printing. The printer comprises a print head and label stock having labels on a first side and...
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5505550 |
Printer and method of supplying continuous paper to printing portion
A printer comprises a convey roller for withdrawing continuous paper from a roll of the paper and conveying the paper along a predetermined convey path. The convey roller is rotated at a...
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5472287 |
Printer with validation paper feeding mechanism
A printer having a validation paper feeding mechanism in which the validation paper feed is controlled by a single solenoid and only the validation paper feed can be effected even when a cut or...
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