Matches 151 - 200 out of 298 < 1 2 3 4 5 6 >
Match Document Document Title
5950539 Letterpress machine for continuous printing  
An improved printing machine comprises: a frame, at least one cliche carrying roller fitted rotationally on the frame, the cliche carrying roller being interchangeable with cliche carrying rollers...
5950538 Printing unit having drive means  
In a printing unit of an offset rotary printing press with two pairs of plate and rubber blanket cylinders, the first plate cylinder and the two rubber blanket cylinders are mechanically coupled...
5941172 Transfer printing and laminating blanket  
A dual purpose transfer printing and laminating blanket (18) has an endless woven base fabric (28) having at least one layer of fluoropolymer coating material (32, 33) applied thereto. A bonding...
5881643 Device for cooling the surface of a blanket of a printing unit cylinder  
Dry offset printing unit having at least one plate cylinder and at least one blanket cylinder, and being equipped with a cooling circuit wherein a fluid coolant circulates, includes at least one...
5878666 Printing machine with at least one interchangeable cylinder  
A printing machine, having side walls and at least one form cylinder with an outer cylindrical surface carrying a removable sleeve-shaped printing form, the form cylinder having journals and being...
5862753 Ink jet printing apparatus with handheld applicator  
An apparatus and method for printing postal indicia and similar images. The apparatus includes two print stations and an ink jet printhead transportable between the stations. The printhead forms...
5842414 Digital printer  
A digital printer of the present invention employs a single laser depress unit. In a prepress process, an impression cylinder is used as a plate retention member for holding four printing plates....
5829354 Method and film for coating a transfer cylinder in a printing press  
A film and method for attachment of the film to the surface of a transfer cylinder of an ink printing press. A film base sheet coated with micro-particles of aluminum oxide is releaseably...
5813335 Apparatus for preventing backlash between the meshing teeth of a first and a second gear in a printing unit of a lithographic rotary printing press  
Apparatus for preventing backlash between a first gear and a second gear of a gear train. Exemplary embodiments include a supplementary gear rotatably mounted adjacent to the first gear and...
5813334 Cylinder with a printing cover for offset printing  
Offset printing cylinder is formed of a basic cylinder body and a printing cover disposed on an outer cylindrical surface of the cylinder body, the printing cover including a plurality of layers of...
5802975 Device for manipulating sleeves on cylinders  
A device for manipulating sleeves, including sleeves serving as printing forms or as rubber blankets as well as screened sleeves, from outside the printing mechanism without removing the paper web...
5784957 Printing mechanism and means for cooling transfer and form cylinders  
A printing mechanism for waterless offset printing, including a form cylinder that carries a sleeve-shaped printing form and/or a transfer cylinder that carries a sleeve-shaped transfer form. The...
5768990 Gapless tubular printing blanket  
A tubular printing blanket for a blanket cylinder in an offset printing press comprises a cylindrical sleeve, a compressible layer over the sleeve, and an inextensible layer over the compressible...
5595115 Printing mechanism including means for cooling and means for mounting sleeve shaped forms on transfer and form cylinders  
A printing mechanism for waterless offset printing including a form cylinder that carries a sleeve-shaped printing form and/or a transfer cylinder that carries a sleeve-shaped transfer form such...
5542353 Process and installation for sheet-by-sheet printing  
In the sheet-by-sheet printing process, a sheet is printed during its passage in the nip zone between a printing cylinder, which comprises on its periphery a rubber element, and an impression...
5535674 Distortion-reduced lithographic printing press  
In a lithographic printing press for printing on material in sheet or web form, a plate cylinder has a printing form mounted thereon. A gapless blanket cylinder is engageable with the plate...
5473983 Rotary printing press  
A rotary printing press for printing on sheets of printing stock will typically have cylinders mounted therein for transporting the sheets of printing stock through the printing press. Such...
5468568 Printing roller with a sleeve of thermally wound fiber-reinforced thermoplastics and a plasma-sprayed coating of copper or copper alloy  
The printing roller according to the invention comprises a core cylinder and a sleeve of plastic. The sleeve is built up from a tubular base body composed of a fiber-reinforced thermoplastic...
5461977 Device for transferring single sheets to the impression cylinder of a sheet fed rotary printing machine  
The device has a sheet-transfer cylinder (2) with a movable setting plate (3) which bears the sheet grippers (4) and whose lateral ends are individually adjustable during each revolution of the...
5456169 Process and apparatus for printing on flat individual articles  
In a process and apparatus for printing on flat individual articles such as CDs by means of offset printing, the surface to be printed upon and the offset printing cylinder which is rolled against...
5440981 Offset lithographic printing press including a gapless tubular printing blanket  
A tubular printing blanket for a blanket cylinder in an offset printing press comprises a cylindrical sleeve, a compressible layer over the sleeve, and an inextensible layer over the compressible...
5423254 Image-transfer apparatus with highly accurate registering performance  
An image-transfer apparatus performs highly accurate registering and comprises a platen having a cut-off portion on its surface, being prepared for attaching an image-forming material thereto, and...
5385091 Sheet-fed print installation and a corresponding print line  
The sheet feed print installation of the flexographic type for printing on a semi-rigid material of the corrugated card type comprises: a plate-carrier cylinder having a plate of thickness E c ...
5366784 Corrosion inhibiting offset printing blanket  
Method of inhibiting corrosion of blanket cylinders used in offset printing operations, in which zinc is applied to the surfaces of printing blankets which contact the blanket cylinders, by...
5351615 Offset blanket for a grooveless blanket cylinder composed of a carrier plate and a rubber layer placed thereon  
An offset blanket for a grooveless blanket cylinder for applying a printed image onto web material or sheet material is composed of a carrier plate which has been cut to size and a rubber layer...
5350623 Compressible blanket assembly  
A void-free, latex rubber cushion layer is interposed between the blanket cylinder and the base layer of a compressible printing blanket in an offset printing press. The latex cushion layer has a...
5337659 Apparatus and method utilizing continuous motion offset and direct printing techniques for decorating cylindrical containers  
Continuous motion apparatus having an offset blanket wheel for applying main images to cylindrical containers is also provided with a plurality of direct printing units that apply auxiliary images...
5333545 Sheet-fed rotary offset printing press with a removable imprinting or finishing unit  
Sheet-fed rotary offset printing press having a printing unit including a plate cylinder, a rubber-blanket cylinder and an impression cylinder double the size of the plate and the rubber-blanket...
5333549 Method for producing printed images on foil-covered surfaces  
A method of printing an image on a foil-covered surface wherein a portion of the surface is coated with opaque white ink provides a unique high-quality graphic wherein the designs printed on bare...
5309833 Printing unit with vibrator mechanism  
A printing apparatus (10) comprises a plurality of ink distributor rolls (20) supported for rotation about their axes (48, 50, 52), a rotatable shaft (90), and a vibrating means (32) for...
5267510 Mechanism for accurate-register sheet transfer and the transport of sheets between the printing units of a multi-color printing machine  
A chain operated sheet transport and transfer mechanism for sheet-fed printing machines having a plurality of printing units. The chain operated mechanism includes a plurality of gripper cars...
5255420 Plate replacing apparatus for a printing press  
In a plate replacing apparatus for a printing press, a plate lockup opening/closing unit opens/closes leading- and trailing-side plate lockup devices upon pivotal movement of a cam shaft. A loader...
5245923 Printing press with movable printing blanket  
An offset printing unit (10) for printing an inked image on sheet material (30) comprises a rotatable plate cylinder (12) and a rotatable blanket cylinder (14). The plate cylinder (12) supports a...
5231925 Method of making a decorated, substantially planar sheet of glass or polymeric material  
A process is disclosed for making a decorative, essentially planar sheet of material having a design applied to one side, with the design being viewed through the sheet from the opposite side. A...
5215013 Printing blanket with noise attenuation  
A tubular printing blanket (20) has a metal sleeve (42) which is receivable over a blanket cylinder (14) in an offset printing unit (10). The sleeve (42) is expandable diametrically under the...
5205213 Axially symmetrical gapless layered sleeve printing blanket system  
The present invention relates to a cylinder covered with a printing blanket. According to the invention the layered structure of the blanket is such that the blanket is held onto the cylinder while...
5186105 Device for monitoring sheet movement near the lay marks of sheet-fed offset printing presses  
A device for monitoring sheet movement near the lay marks of sheet-fed offset printing presses. To ensure that a sheet has sufficient time to settle on the lay marks, the invention automatically...
5181471 Combined offset and flexographic printing and decorating system  
The present invention consists of a combined offset and flexographic printing apparatus. The preferred embodiment of the present invention provides apparatus for printing both quasi-random numbers...
5170711 Method and apparatus for ink control and zonal presetting  
The values ascertained from printer's copies (8, 9), for ink zone presetting, are supplied to a color supply detection computer (3) via a film/plate scanner (4). Before the various scanning areas...
5165341 Offset printing machine  
To permit use of a yielding surface covering (16) on an ink application cylinder (7, 12, 32) offset printing machine, without slippage or rubbing between the ink application cylinder and an...
5162119 Printing and forming apparatus for making printed baked goods  
The present invention provides apparatus for making printed foods such as cookies, crackers, and snacks at high production speeds on a continuous basis. The apparatus includes a rotary printer...
5159878 System for moving a plate cylinder relative to a blanket cylinder  
An offset lithographic printing unit (10) in a multi-unit printing press (35) includes a first register adjusting mechanism (80) and a second register adjusting mechanism (84). The first register...
5125337 Printing cylinder groove filler  
To distribute loading, and reduce wear, on filler inserts upon roll-off of printing machine cylinders formed with axial grooves, such as rubber blanket cylinders in offset printing machines, the...
5125336 Device for transferring individual sheets to the impression cylinder of a sheet-fed rotary printing machine  
The device has a transfer cylinder (2) with a drum (4) which is adjustable in the circumferential direction relative to its shaft (3) and which carries sheet grippers (8) with a front stop (8a) for...
5069124 Method of operating a printing machine during start-up or run-on and optically testing a printed image  
During start-up or run-on of a printing machine, a printed image is transferred from a printing cylinder (2, 24, 34) on a control or test cylinder (5, 26, 35) which has a surface representative of...
5042380 Method and apparatus for preventing misregistration between plate and blanket cylinders of a sheet type printing press  
A sheet type printing press is disclosed which includes a transmission assembly that prevents misregistration of plate and blanket cylinders upon their separation. The assembly also permits the...
5040459 Device for metering ink in offset printing machines  
Device for metering a quantity of ink in an offset printing machine having a plate cylinder and ink applicator cylinder engaging the plate cylinder and having a diameter corresponding to that of...
5038680 Printing press blanket cylinder assembly and method of making same  
A pair of coacting blanket cylinder assemblies (13', 14') employed in a high speed printing press are each provided with a resilient blanket (13, 14) wrapped around a cylinder (15, 16) and held in...
5010815 Doctor device  
In the context of an ink doctor arrangement with at least one doctor blade which is arranged to be carried on a doctor blade mount more reliable operation with less wear and is made possible by...
4960049 Offset printing machine having two printing units  
An offset printing machine having a first printing unit where an ordinary offset printing is achievable and a second printing unit where a number printing and perforating operations can be...
Matches 151 - 200 out of 298 < 1 2 3 4 5 6 >