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8042932 Drum printer with continuous load-print-unload cycle  
The present invention is concerned with a drum printer in which the loading and unloading of printing medium onto and off a drum of the printer is performed without interrupting or decelerating the...
7976152 Image recording apparatus  
An image recording apparatus comprises a plurality of drums for holding a recording medium on their perimeter faces and for being able to rotate the recording medium, and printing unit, which are...
7312807 Device for maintaining an edge of a print media against a printing drum  
The invention relates to a device for maintaining an edge of a print media against a printing drum, said drum comprising a surface on which a print media is wrapped for printing thereon, wherein...
7165492 Method and apparatus to clamp and release flexible plates onto an imaging cylinder  
A clamping device, a cylinder including a clamping device, and a method for clamping a plate onto the outer surface of the cylinder. The clamping device includes a base body extending in the axial...
6856334 Sheet material fixing device  
A device for fixing a sheet material to a cylindrical rotating member. Without using a suction mechanism and a vacuum, pressing portions of sheet material leading end clamps provided at a...
6729235 Imaging apparatus and imaging drum having material clamp  
An imaging drum assembly is provided for use in an imaging apparatus for forming images on sheet material. The imaging drum assembly comprises a rotatable imaging drum having an outer surface...
6628423 Dummy sheet placed on rotary drum of image recording apparatus  
An image recording apparatus comprises a rotary drum for attracting a recording medium to the surface thereof on which a plurality of through holes are formed, the rotary drum for attracting the...
6572095 Method of and system for conveying sheet to be scanned  
A sheet to be scanned is conveyed to a sheet holding device provided with a support member having an arcuate and concave sheet holding surface and a sheet holding mechanism for holding the sheet on...
6493016 Image transfer recording apparatus  
An image recording apparatus in which ink transfer from a donor sheet to an image-receiving sheet is carried out. The donor sheet has a size larger than the image-receiving sheet. The apparatus...
6470777 Low profile side punch for internal drum imagesetter  
A low profile side punch assembly is provided to punch registration openings along the side edge of media in an imagesetter. The side punch assembly includes a punch actuator having a scissors...
6459475 Fixing structure  
A chuck for detachably fixing an object to a rotatable base, the chuck comprising (a) a support detachably mountable to the base, (b) a clamp having opposite ends, the clamp being pivotally mounted...
6357350 Aluminum foam core vacuum imaging drum and method of drum fabrication  
An aluminum foam core vacuum imaging drum (14) comprised of an aluminum foam cylinder (70) having a densified surface (72). A first metal layer (75) covers the densified surface (72), and vacuum...
6133936 Method and apparatus for holding recording media onto a media support surface  
A system for holding recording media onto a media support surface, comprises, a media support element including a media support surface and a second side, substantially opposing the media support...
6120143 Apparatus for holding a printing medium on a rotary drum and ink jet printer using the same  
An apparatus for holding a printing medium on a rotary drum, includes a rotary drum, a suction device, a medium holding mechanism and a medium removing device. The drum has a recess at its outer...
6043836 Vacuum drum with countersunk holes  
The present invention is for a vacuum drum (300) with countersunk holes (334). In one embodiment, vacuum holes (306), countersunk vacuum holes (334), and blind countersunk vacuum holes (336) on an...
6034714 Method and apparatus for preventing transient oscillations in a focusing beam of scanners  
An imaging processor for receiving a medium for processing, the processor comprises a print head for providing and for directing a writing laser beam. A laser source also disposed in the image...
6027850 Thermal transfer image forming method using laser  
A thermal transfer image forming method using a laser is disclosed. The method is comprises the steps of placing an image-receiving sheet comprising a substratum and an image receiving layer, on a...
6014162 Vacuum imaging drum with media contours  
The present invention is for an image processing apparatus (10) for sheet thermal print media. The image processing apparatus (10) comprises a vacuum imaging drum (300) for holding thermal print...
5996206 Method and apparatus for installing and aligning punches in an imaging system  
A method and apparatus for facilitating the installation and alignment of side punches onto the internal drum of an imaging system. A side of the internal drum is provided with a T-shaped slot for...
5986686 Apparatus for making graphic products having a platen drive with encoded sprockets  
A thermal printing apparatus for printing graphic images on sheet material, such as a vinyl sheet, utilizes a platen drive to move the sheet material between a roller platen and thermal print head....
5971393 Device and method for loading and unloading a sheet-like medium  
The present invention relates to a device and a method for unloading a sheet medium from a vacuum drum which may be a vacuum drum of an imagesetter for example, or a vacuum drum of an input...
5956071 Mechanism for positioning film into a scanning position in an internal drum laser scanner assembly  
An assembly for positioning a piece of photosensitive film into a scanning position on a curved film platen and an internal drum scanner assembly. The film platen is defined by a film feed edge and...
5949466 Exposing imagesetter recording film to a dye collection sheet on a transfer apparatus  
The present invention is for an image processing apparatus (10) for a method of exposing imagesetter recording film (42) on a color-proofing apparatus. The method comprises the steps of loading a...
5909237 Exposing imagesetter recording film on a color-proofing apparatus  
The present invention is for a method of exposing imagesetter recording film (39) on a color-proofing apparatus (10). A sheet of support material (39) is loaded on a vacuum imaging drum (300). A...
5894319 Exposure drum for a newspaper print-plate making apparatus  
An exposure drum (11) of a CTP newspaper plate-making apparatus has a width (W) which is slightly greater than a vertical measurement (L1) of one page of a newspaper, a circumference (L) which is...
5865433 Variable mask and universal vacuum drum  
A vacuum drum apparatus on which a mask is mounted having a resilient surface and an array of holes suitable for a substrate of a given size. The drum is a circular cylinder perforated with an...
5852464 Output conveyor for thermal imaging apparatus  
The invention resides in an imaging apparatus comprising a stationary support element for supporting an imaging material, an imaging device for exposing an image onto the imaging material, and a...
5842397 Punching apparatus and punching method for cylindrical inner surface scanner  
A punching transport apparatus attached to an end surface a cylindrical inner surface drum includes two transport units which are connected with a pulse motor, two belts, and two pulleys so as to...
5771054 Heated drum for ink jet printing  
An ink jet printing system utilizes a heated rotary printing drum for mounting and carrying paper to be printed by one or more thermal ink jet printheads to achieve black or full color printing at...
5758874 Universal vacuum drum and mask  
A vacuum drum apparatus on which a mask is mounted having a resilient surface and a plurality of holes suitable for a substrate of a given size. The vacuum drum apparatus is balanced for rotation...
5709139 Punching apparatus for moving a punching unit in a circumferential direction of a cylindrical inner surface scanner  
A photosensitive material is mounted onto an inner surface of a cylindrical inner surface drum. An input signal which provides the size of the photosensitive material is supplied to a controller....
5602624 Apparatus for adding color indicia to printed documents  
A printer for adding accent colors to preprinted documents includes a transport which defines a curvilinear path along which the documents move during the printing of the accent colors thereon. The...
5583556 Platen-type printer having a drum with shoulders  
A printer includes a drum rotated to transport a paper sheet together with and at the periphery of the drum, at least one guide roller disposed at the periphery of the drum and rotated while in...
5532721 Dielectric drum and electrostatic recording device using the same  
It is an object of the invention to provide a dielectric drum where manufacturing costs can be reduced while keeping pressure resistance high and having an anodic oxidized film with a uniform...
5488906 Internal drum printing plate plotter  
An internal drum printing plate plotter is disclosed. The plotter provides a smooth path for a printing plate from an input location to a plotting location to an output location. The plotter...
5475412 Sheet media marking system  
The invented sheet media marking system provides a platen which is configured to rotate a sheet of medium about a marker so as to accommodate marking of the sheet. The platen preferably takes the...
5469204 Printing without margins  
A printing method and apparatus for performing printing on leading and trailing edges of the printing paper without leaving a margin. Printing begins when the leading edge of the printing paper is...
5456540 Paper feed mechanism for interior drum type printer  
An interior drum type printer includes a paper feed mechanism permitting quick and simple paper advance to a printing position. This is attained in that a print head is connected to a paper feed...
5455604 Ink jet printer architecture and method  
A printer accurately controls the passage of print media therethrough and maintains the print media taut as the print media passes through a printing zone while the media is printed by an ink jet...
5446477 Holder for a thermal print medium  
A holder for a thermal print medium is disclosed. The holder is adapted to be used in a thermal printer in which a donor element in a thermal print medium transfers dye to a receiver element upon...
5441353 Borderless printer having a rotating drum with clamp assembly  
A borderless printer includes a clamp assembly having a clamp; at least one roller installed on the clamp and located on the circumferential surface of a drum and rotating while in contact with the...
5436695 Method and apparatus for loading thin film media  
A thin flexible film is loaded into an interior surface of a hollow image-processing drum by releasably adhering a sheet of the film to a carrier. The carrier is admitted into the drum and...
5376954 Vacuum imaging drum with an axial flat in the periphery thereof  
An imaging system having a source of light movable with respect to a writing element and projectable thereon to generate an image, a focusing device is provided for focusing a light source which...
5369425 Device for automatically clamping and releasing recording material and operation of said device  
An apparatus and method for automatically clamping film material onto the recording drum of a reproduction device and for releasing the film material exposed by a recording element from the...
5365324 Multi-image forming apparatus  
A multi-image forming apparatus for forming a multi-image by sequentially transferring images formed at a plurality of image forming stations including image bearing members onto a transfer sheet...
5301099 Vacuum imaging drum with a material receiving recess in the periphery thereof  
An imaging system comprising a source of light movable with respect to a writing element and projectable thereon to generate an image, a focusing means is provided for focusing a light source which...
5296874 Thermal printer  
A thermal printer in which a sheet of recording paper is held by and between a thermal print head includes a plurality of heat generating elements and a platen drum, the amounts of heat of the heat...
5280307 Selectively wound material for a laser thermal printer  
An imaging system comprising a source of light movable with respect to a writing element and projectable thereon to generate an image, a focusing system is provided for focusing a light source...
5276464 Method and apparatus for loading and unloading superposed sheets on a vacuum drum  
An imaging system comprising a source of light movable with respect to a writing element and projectable thereon to generate an image, a focusing system is provided for focusing a light source...
5268707 Direct thermal printer  
A direct thermal printer wherein a leading edge of a sheet of thermosensitive recording paper is clamped by a clamp member for securing the recording paper to a platen drum. After thermally...
Matches 1 - 50 out of 256 1 2 3 4 5 6 >