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| Number | Title | Issue Date |
| 8100054 | Clamping device, system and method for clamping flexible plates onto an imaging cylinder An imaging cylinder includes a clamping device embodiment with a pair of independent adjacent clamping elements, and a method embodiment includes placing end edges of a flexible plate between each of the clamping elements of the clamping device and a surface approxi... | 01/24/2012 |
| 8042468 | Device for mounting a printing plate on a plate cylinder of a printing press, printing unit having the device and printing press having the printing unit A device for clamping and tensioning an edge of a printing plate on a plate cylinder of a printing press includes a single actuating shaft for releasing clamping and tensioning forces. The actuating shaft has a control cam for releasing the tensioning forces and a c... | 10/25/2011 |
| 7966933 | Apparatus and method for clamping printing plates on a plate cylinder An apparatus and method for clamping printing plates on a plate cylinder is disclosed. A clamping element is integrated into a lockup slot of a plate cylinder with an actuating element. The clamping element is transferred by the actuating element between a first pos... | 06/28/2011 |
| 7861654 | Cylinder with retaining device and a control assembly for controlling the force exerted on the retaining device A cylinder of a printing machine is provided with at least one axially extending channel located beneath the circumferential surface of the cylinder. At least one plate end holding device is arranged in the channel and usable to exert a clamping force on an end of a... | 01/04/2011 |
| 7823507 | Printing die clamp It is proposed to provide a printing die clamp which can clamp a printing die by rotating the take-up shaft without rotating the printing cylinder. A printing die clamp is proposed for clamping a printing die 1 wrapped around an outer periphery of a printing ... | 11/02/2010 |
| 7784402 | Method for loading printing plate on imaging device A method for aligning the leading edge of printing plate (110) to an axially disposed slot (70) in a cylindrical surface (30) of an imaging drum (20) comprising at least one printing plate clamp (90) having a clamp surface (100 | 08/31/2010 |
| 7748319 | Printing assembly including a plate holding device This printing plate (6) for a rotary press includes a head (22) for fastening to an impression cylinder, and a tail (24) for fastening to the impression cylinder. The fastening head (22) includes a holding projection (28) su... | 07/06/2010 |
| 7730835 | Holding apparatus for holding a flexible plate on a circumferential surface of a holder of a printing machine A holding apparatus holds a flexible plate wound on a circumferential surface of a holder of a printing machine. A holding apparatus includes a hole section made in the holder along an axial direction of the holder, a groove section made by notching the circumferent... | 06/08/2010 |
| 7677173 | Blanket holding rail In the case of a blanket holding rail for the releasable attachment of a blanket (12) on a printing mechanism roll comprising two holding limbs (13a and 13b) having an elongated configuration, and joined together by way of a back portion (14 | 03/16/2010 |
| 7669529 | Apparatus for mounting and dismounting sheet material to and from a drum An apparatus for mounting and demounting a materials sheet onto and from a cylindrical surface of a drum (10) has clamps (40) pivotably arranged upon the sheet materials drum. The clamps have a first region (80) and a second region (70) e... | 03/02/2010 |
| 7644658 | Transfer drum and blanket fastening assembly A blanket fastening assembly for securing an image transfer blanket to an intermediate transfer member drum of an electrostatic printer comprising a resilient biasing arrangement adapted to be connected to an end of the blanket to act in use so as to resiliently ten... | 01/12/2010 |
| 7637209 | Method of changing the mounting condition of a printing master on a printing master cylinder A method according to the invention of changing the mounting condition, in particular of mounting or dismounting of a printing master on a printing master cylinder having a first receiving element for the leading edge and a second receiving element for the trailing ... | 12/29/2009 |
| 7581494 | Cylinder for processing sheets of printing material and printing press having the cylinder A cylinder for processing sheets of printing material includes a clamping channel having a central region and edge regions. A tool plate punches and/or scores and/or perforates the sheets. A support plate carries the tool plate. A first clamping system clamps the su... | 09/01/2009 |
| 7568427 | Ink transfer device for a printing press An ink transfer device which can be clamped on a rubber covered cylinder in a printing press includes a rubber blanket for transferring ink from a printing forme to a printing material, the blanket having a leading end and a trailing end which are separated by a non... | 08/04/2009 |
| 7487725 | Method and apparatus for securing a printing plate on a plate cylinder A method and apparatus for securing a printing plate on a plate cylinder is disclosed. A tensioning bar is moved by an actuating device toward an entrance slot defined by an outer circumferential edge of the cylinder to engage a rear end of the printing plate. The t... | 02/10/2009 |
| 7478592 | Clamping device for clamping a flexible covering on a cylinder of a printing machine A clamping device for clamping a flexible packing (2, 3) of a cylinder (1) of a printing press, which cylinder has an axial channel (6) on a jacket surface, the clamping device includes a clamping body (10), which has a surface (S) that f... | 01/20/2009 |
| 7415926 | Stencil printing machine with stencil clamping portion A stencil clamping portion which clamps a tip end of a stencil sheet on an outer peripheral wall of a drum is provided, and the stencil sheet clamped by the stencil clamping portion is wound and attached around the outer peripheral wall. The stencil clamping portion... | 08/26/2008 |
| 7412924 | Printing blanket assembly for a blanket cylinder including filler material at blanket ends A printing blanket assembly for a blanket cylinder of a rotary printing press includes a dimensionally stable support plate, and a printing blanket fastened to the outside of the support plate. A leading end of the support plate and a trailing end of the support pla... | 08/19/2008 |
| 7406917 | Device for fastening a covering on a cylinder of a rotary press A printing cylinder having an axis-parallel channel in the cylinder, the channel narrowing toward the surface to form a slot for receiving the ends of a covering; a clamping member arranged in the channel and urged toward the slot by springs, the clamping member hav... | 08/05/2008 |
| 7404357 | Device for pressing on a flexible printing form when it is being pulled onto a form cylinder of an offset printing press A device for pressing on a flexible printing form when it is being pulled onto a form cylinder of an offset printing press. The device makes it possible to use an offset cylinder which is not in phase. The device for pressing on a flexible printing form when it is b... | 07/29/2008 |
| 7403725 | Imaging drum driving methods and apparatus providing automated setting of control parameters In a drum based imaging system where it may be necessary to change the drum to accommodate different imaging media sizes there is a need to adapt the drum rotational drive system to control the new drum load. An automated process for updating the control parameters ... | 07/22/2008 |
| 7370579 | Printing blanket assembly for a blanket cylinder and method for producing a printing blanket assembly A printing blanket assembly for a blanket cylinder of a rotary printing press includes a dimensionally stable support plate with a printing blanket secured to an outer surface of the support plate. A filler material is arranged on at least one end of the printing bl... | 05/13/2008 |
| 7367367 | Replaceable tooth block for split wheel stump cutter A stump grinding apparatus having a split cutting wheel includes several replaceable cutter blocks secured to the periphery of the wheel. One or more replacement teeth are removably anchored in holes in each block and may also be mounted on holes in the side of the ... | 05/06/2008 |
| 7367265 | Method and device for mounting dressings onto the cylinder of a printing press A packing or dressing is mounted on a cylinder of a rotary printing press. A dressing suspension leg, situated at an end of the dressing extending in the production direction of rotation of the cylinder, is positioned in an opening in the surface of the cylinder. Th... | 05/06/2008 |
| 7363858 | Printing apparatus with plate feeding mechanism having transport rollers A printing apparatus includes a printing plate feeder for feeding printing plates to a first plate cylinder. The printing plate feeder has a pair of transport rollers acting as a leveling roller and a driven roller. The leveling roller is fixed to a leveling roller ... | 04/29/2008 |
| 7363857 | Cylindrical outer surface scanning apparatus Depending on the lateral width thereof, an image recording material P is stably positioned on a recording drum, employing two positioning pins with an appropriate pitch therebetween. Non-contacting portions prevent any irrelevant positioning pins from coming into co... | 04/29/2008 |
| 7362347 | Image recording apparatus having a recording drum rotatable with a recording medium mounted peripherally thereof An image recording apparatus includes a recording drum rotatable with a printing plate mounted peripherally thereof, a recording head for recording an image on the printing plate mounted on the recording drum, a rotary encoder for detecting a rotation angle of the r... | 04/22/2008 |
| 7357078 | Method for making a multilayer printing blanket and resulting blanket A method for making a multilayer printing blanket whereof at least an outer layer is provided with embedded particles has the embedded in the surface of the outer layer by exerting pressure on said particles. Such a printing blanket is useful in the field of printin... | 04/15/2008 |
| 7350462 | Gap filling member for blanket cylinder A filling member for filling the concave portion of a blanket face which is generated along the opening portion of a groove of a blanket cylinder comprises a wedge-shaped limb portion and a head portion capable of filling the concave portion. The limb portion is ins... | 04/01/2008 |
| 7351899 | Quick action drum lug assembly and method Lug assemblies and associated methods of attaching a drum head to a drum body. The lug assembly may comprise a lug body having a seating surface; an elongate link having a proximate end disposed proximate the drum head and a distal end disposed distal from the drum ... | 04/01/2008 |
| 7334522 | Apparatus and method for reducing oscillations in a web-fed rotary press An apparatus and method for reducing oscillations in a web-fed rotary press are disclosed. The apparatus includes a form cylinder of a web-fed rotary press, having at least one clamping device for fastening at least one printing plate on the form cylinder. The clamp... | 02/26/2008 |
| 7328899 | Device for guiding sheets An apparatus for fixing a sheet on the surface of an electrically conductive cylinder of a printing machine for processing sheets, in particular, a sheet-fed offset printing machine. The apparatus includes an electrode that extends over the width of the cylinder for... | 02/12/2008 |
| 7322290 | Method for changing at least one printing plate and a printing press comprising several plate cylinders A printing press has several plate cylinders on which printing plates can be placed and from which they can be removed. Changing of these printing plates is accomplished by remote control through the use of a central controller which is associated with the printing ... | 01/29/2008 |
| 7320282 | Cylinders of a web-fed printing press with axially displaceable holding device A cylinder of a printing unit of a web-fed printing press includes a cylinder channel which receives plate ends and includes plate end retaining devices. A remotely controllable actuating device or an actuator is located in the channel. The actuating device, or actu... | 01/22/2008 |
| 7320281 | Method of varying a drum profile of a vario drum and vario drum for implementing the method A method of varying a drum profile of a vario drum for transporting printing material sheets, in which shell segments of the vario drum are pivoted inward and outward. Sheet supporting elements assigned to the shell segments are reversibly deformed by pivoting the s... | 01/22/2008 |
| 7302889 | Device for holding a dressing on a cylinder including a holding member and bow in the channel At least one dressing, such as a printing forme, is secured to the surface of a cylinder of a rotary printing press by securement devices. These securement devices are arranged in an axially extending channel on the surface of the cylinder. The channel is defined by... | 12/04/2007 |
| 7278352 | Printing blanket assembly and method for producing said printing blanket assembly The invention relates to a printing blanket assembly for a blanket cylinder of a rotary printing press. The printing blanket assembly comprises a dimensionally stable support plate (02, 18) with two ends, one of which is the forward end and the other one is t... | 10/09/2007 |
| 7270873 | Anti-marking coverings for printing presses In a printing press and attached onto the transfer cylinders, an anti-marking system that uniformly supports the transport and the release of the wet printed sheet from one station to the next. The anti-marking sheet consists of a two plus layer system, the outer la... | 09/18/2007 |
| 7260967 | Elevator slats for an agricultural harvesting machine An agricultural harvesting machine that comprises a crop processing mechanism and an elevator assembly for conveying harvested crop material to the crop processing mechanism is provided. The elevator assembly comprises an elevator housing, an elevator mechanism moun... | 08/28/2007 |
| 7255042 | Recording apparatus and method of foreign material removal thereof In the recording apparatus 121, a recording medium fixing member 123 having a plurality of suction ports on the fixed surface to fix the recording medium 101; an adhering roller 143 which can contact with or separate from the recording me... | 08/14/2007 |
