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7617773 |
Blanket size verification using drive torque feedback
A device is provided for determining incorrectly sized or manufactured blankets includes a first blanket on a first blanket cylinder independently driven by a first motor, a first controller for...
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7617772 |
Balancing system for balancing a printing drum and method for balancing the printing drum
In a balancing system and a method for balancing a drum of a printing plate exposer, at least one mass element is provided which can be moved substantially in the circumferential direction of the...
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7600471 |
Hand proofer tool
A proofing tool including an anilox roll and an impression roll that are shiftable relative to each other between an engaged position and a disengaged position. The invention further includes a...
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7584698 |
Embossing assembly for sheet material
An embossing assembly for sheet material includes at least two embossing rollers, the ends of which are rotatably mounted in the side panels of an embossing machine. Each of the side panels is...
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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,...
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7574956 |
Hand proofer tool
A proofing tool, including an anilox roll and an impression roll shiftable relative to each other from an engaged position and a disengaged position and a positive stop nip adjustment mechanism....
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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...
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7571677 |
Printing unit having transfer cylinder with compressible layer
A blanket is located on an outer surface of a roller, such as a printing unit roller. The blanket has an elastic and/or a compressive layer with a surface pressure that depends on the degree of the...
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7568426 |
Printing unit and inking unit
A printing unit includes a press unit having a forme cylinder, a transfer cylinder, an inking unit and, preferably, a damping unit. The inking unit of each press unit applies printing ink to a...
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7559276 |
Compensation of cylinder vibration in printing material processing machines
A compensation device ( 9 ) for vibrations of an angle variable in a printing material processing machine ( 1 ) having an associated actuator ( 6 ) which acts on the angle variable, the...
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7549372 |
Printing machine and printing machine system
A printing machine is provided with a control panel for use in the printing machine's control. The control panel is located on one side of the printing machine which includes at least one printing...
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7543531 |
Transport device for sleeve-shaped covers
A transport device for sleeve-shaped covers for cylinders in printing units of a printing press includes a translation element and a number of carrier elements for sleeve-shaped covers. The carrier...
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7535187 |
Linear traversing carriage incorporating an air gap inductive motivator
The present invention relates to a linear traversing carriage for use in the papermaking industry and the like, which incorporates an air gap inductive motivator and eliminates all mechanical...
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7533610 |
Direct drive for a printing-press cylinder
The invention relates to an electromotive direct drive for one cylinder ( 1 ) of a printing press, which cylinder ( 1 ) is held in a connecting construction ( 3 ) with a journal ( 2 ) via a roller...
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7533607 |
Sidelay register for a plate cylinder of a rotary press
A registration system for a rotary press including circumferential and sidelay registers designed to interface to the press unit using more direct motion translation. In particular, to go from...
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7503257 |
Printing apparatus for liquid crystal display device and pattern forming method using the same
A printing apparatus for a liquid crystal display (LCD) device and a patterning method using the same is disclosed. The printing apparatus includes a printing plate; a printing roller to roll on...
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7448321 |
Drive devices and method for driving a processing machine
A processing machine for webs includes second units which are driven independently of each other by drives. Signals for a lead axle position of a virtual lead axle are supplied to at least one...
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7441501 |
Printing units comprising bearing rings in a rotary press
A printing group of a rotary printing press includes a counter-pressure cylinder that forms a printing location in a printing contact position in cooperation with a second cylinder. The second...
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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...
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7401554 |
Method and apparatus for changing printing length on a printing press
To modify an existing printing press from its original length/cut off to a different cut off, a sub-frame may be mounted on an existing frame of a printing press. The sub-frame permits the...
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7398730 |
Printing cylinder support unit, positioning element, printing cylinder provided with positioning element, printing machine provided with printing cylinder support unit, and its use
The printing cylinder support unit for a printing machine according to the invention comprises a support frame, supporting means mounted on the support frame, and one of a plurality of positioning...
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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...
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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 (...
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7389726 |
Device for producing print images of varying lengths in offset printing
A device for producing print images of varying lengths in offset printing, said device comprises replaceable, cylindrical format sections with differing cylinder diameters. Each format section...
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7373881 |
Fixtures for performing newspaper press cut-off reduction
Systems and methods for modifying, altering, constructing, or retrofitting an existing newspaper press having a first cut-off length, to have a second cut-off length which is different from and...
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7370581 |
Changing station for printing press sleeves
A changing station for sleeves of a printing machine has a conveyable magazine with at least one take-up device for the sleeves. The magazine is both vertically and horizontally conveyable...
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7341550 |
Roll, in particular middle roll of a calendar, and calendar
Roll and calender including the roll that includes a roll jacket structured and arranged to surround an interior space. Roll also includes an absorber arrangement having at least one passive...
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7331288 |
Apparatus for pulling a sleeve on and off
In order to make handling easier, an apparatus for pulling a sleeve onto and off a printing-press cylinder has a head piece ( 8 ) having a positioning device ( 13 ) for defining the position of the...
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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...
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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...
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7275481 |
Printer
A printer of the present invention includes a timing belt passed over drive pulleys, each of which is mounted on a particular print drum, via phase adjusting means and deflection pulleys or rotary...
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7273008 |
Integrated installation and method for treating sheets of printed paper
The invention concerns an installation comprising means controlling printing quality supplied by a printed sheet feeding device. Downstream, printing means print serial numbers and/or affix other...
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7273007 |
Portable printer coater
A portable printer coater for use with a printing press includes: a counter for indicating wear on seal components, a system for installing and removing the coater without lifting, and a tensioner...
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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...
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7258065 |
Devices for adjusting the contact pressure of an adjustably mounted cylinder
The contact pressure between an adjustably mounted first cylinder and a second cylinder in a printing machine, and particularly in a web-fed printing machine can be adjusted. An actuator is usable...
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7255041 |
Cylinder and device for guiding a material web
The invention relates to a cylinder, which is in contact with a material web. Said cylinder flexes in or against the direction of travel of the material web, in accordance with at least one pixel...
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7240614 |
Method for influencing lateral web spreading in a printing unit in a rotary printing press
A method for influencing lateral web spreading in a printing unit in a rotary printing press, the printing unit having first and second transfer cylinders contacting each other along a contact zone...
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7225736 |
Printing machine
The bearings of a printing roller of a printing machine, preferably of a flexoprinting machine, with at least one counter-pressure cylinder and with at least one printing roller, which on one end...
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7194953 |
Dressing on a cylinder or a transfer cylinder as well as printing units of a printing press
A blanket is located on an outer surface of a roller, such as printing unit roller. The blanket has an elastic and/or a compressive layer with a surface pressure that depends on the degree of the...
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7173356 |
Independent direct drive for paper processing machines
The present invention provides an electric drive, including a stator ( 4 ) and a rotor ( 3 ), for a paper processing machine, in particular a printing press having at least two rotary subassemblies...
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7152527 |
Module for sheet-fed perfecting multi-color printing press, printing unit and sheet-fed perfecting multi-color printing press, and manufacturing methods therefor
An apparatus and a method in which when both of two-stage type and impression cylinder connecting type sheet-fed perfecting multi-color printing presses are manufactured, there is no need for a...
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7150225 |
Moving member fixing apparatus
A moving member fixing apparatus includes a stationary cam, moving cam, printing press motor, drive connecting/disconnecting mechanism, fixing/releasing device, and air cylinder. The moving cam is...
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7150223 |
Devices and methods for the alignment or mounting of a covering applied to a cylinder in a printing machine
Devices for accomplishing the alignment of a covering applied to a cylinder in a printing machine include a detent and a roller element. The detent is situated in a mounting direction of the...
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7146908 |
Offset printing machine
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 in a printing unit, for...
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7146907 |
Bearing support system for a printing press having cantilevered cylinders
A bearing assembly for use on a printing press is disclosed. A printing press includes a support frame. A shaft having a first end and a second end fixedly attached to the support frame, the shaft...
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7131375 |
Offset lithographic printing press having seamed sleeved printing blanket
An offset lithographic printing press combined with a gapped or seamed cylindrical offset printing blanket having pre-made blanket material mounted on a cylindrical sleeve is disclosed, wherein...
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7127991 |
Method and printing unit for influencing lateral web spreading in particular in rotary presses
A printing unit for influencing lateral web spreading in particular in rotary presses, which makes constant contact conditions possible across the width in the rubber-rubber nip and improves the...
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7121206 |
Safety bar including opening for releasing air engulfed between two rotating members and safety bar
A covering device for rotating parts comprises a plate cylinder supported rotatably, a blanket cylinder opposed to the plate cylinder and supported rotatably, and a wrap-in preventing safety bar,...
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7117793 |
Apparatus for the transportation of printing sleeves
An apparatus for transporting printing sleeves is provided. The transport apparatus includes a housing with a bottom wall, a plurality of side walls, and at least one cover. A plurality of...
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7114447 |
Flexographic printer with enclosures at a regulated temperature and vapor extraction
The invention relates to a flexographic printer comprising: inner dividing means which, together with a surround casing, define first, second and third enclosures; and fluid circulation means which...
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