| Patents for B41F 21 - Devices for conveying sheets through printing apparatus or machines (4,769) |
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| 06/19/2013 | CN203004509U Vacuum pipetting device of ink printing press |
| 06/19/2013 | CN203004508U Paper collecting device of automatic hot stamping die-cutting machine |
| 06/19/2013 | CN102101376B Frame delivery gripper for sheet-fed press |
| 06/13/2013 | WO2013083454A1 Sheet-guiding cylinder having a gripper device |
| 06/13/2013 | DE102012222526A1 Sheet delivery device of sheet-processing machine, has front edge gripper unit that is connected with rear edge gripper unit having rear edge gripper carriage portion by phase adjustable element which is provided with traction unit |
| 06/13/2013 | DE102012222525A1 Delivery unit for use in sheet feed press, has sheet guiding cylinder comprising movable sheet fixing system on periphery in which sheets are fed to sheet conveyor system, and gripper carriages comprising movable gripper fingers |
| 06/13/2013 | DE102012222524A1 Turning device for sheet processing machine turning drum which has pincer gripper system co-operating with cams, and is associated with four front end trajectories of cam |
| 06/13/2013 | DE102004002660B4 Verfahren zum Betreiben einer Bogendruckmaschine und Bogendruckmaschine zur Durchführung dieses Verfahrens Method for operating a sheet-fed press and sheet-fed printing machine for carrying out this method |
| 06/12/2013 | CN103144424A Electronic registration system and working method thereof |
| 06/05/2013 | CN202965500U Rotary drum front lay detection device of screen printer |
| 06/05/2013 | CN202965499U Paper-transferring gripper running-in experiment device of printing machine |
| 06/05/2013 | CN202965498U Single-leaf continuous paper feed switchover device of screen printer |
| 06/05/2013 | CN103129118A Paper clamping claw of printing machine |
| 05/15/2013 | CN202934915U Gripper for paper transferring device |
| 05/15/2013 | CN202934902U Embossing device with gripper mechanism |
| 05/15/2013 | CN101274510B Liquid transfer method and liquid transfer apparatus |
| 05/10/2013 | WO2013064173A1 Duplex section |
| 05/08/2013 | CN202923114U Pull gauge mechanism |
| 05/08/2013 | CN202923113U Interlocking device on offset press |
| 05/08/2013 | CN202923112U Wear-resisting teeth pad |
| 05/08/2013 | CN202923111U Adjustable bracket for paper-transitive device of full-automatic laser holographic printing machine |
| 05/08/2013 | CN103085465A Armature opening and closing mechanism for paper transferring mechanism swinging downward |
| 05/08/2013 | CN103085464A Swing paper transferring mechanism of offset press |
| 05/02/2013 | WO2013060416A2 Setup method and arrangement for a printing machine |
| 05/02/2013 | DE102011085563A1 Sheet processing machine for use with gripping mechanism and grippers, is provided with gripper support that has circular arc and retaining surface, where gripper finger is arranged with respect to gripper shaft |
| 05/02/2013 | DE102011085562A1 Sheet processing machine i.e. rotary sheet-printing machine, has adjusting element arranged at gripper finger, and gripper holders comprising supporting surface, and adjusting element supported at supporting surface |
| 05/02/2013 | DE10127249B4 Verfahren zum Ermitteln einer Position eines Druckbildes und Überwachungseinrichtung für eine Druckmaschine A method for determining a position of a print image and monitoring device for a printing press |
| 05/01/2013 | EP2585299A1 Inspection system for in-line inspection of printed material produced on an intaglio printing press |
| 04/30/2013 | US8432548 Alignment for edge field nano-imprinting |
| 04/30/2013 | CA2527101C Method and apparatus for feeding flat printed products |
| 04/30/2013 | CA2475019C Apparatus for transporting sheets with a sheet guide element |
| 04/24/2013 | CN202895908U Volute iron printing side gauge device |
| 04/24/2013 | CN202895907U Fan shape expansion resistant mechanism for lithographic plate offset press |
| 04/24/2013 | CN202895906U Horizontal sheet-dividing mechanism of sheet transfer machine of lithographic plate offset press |
| 04/24/2013 | CN103057260A Planet gear connecting rod combined paper feeding device |
| 04/24/2013 | CN103057259A Pneumatic sheet transfer swing arm mechanism of offset printing press |
| 04/24/2013 | CN102085748B Teeth cushion height stepless adjuster for paper delivery roller of printer |
| 04/18/2013 | DE102012218049A1 Device for turning and conveying of sheets in multicolor printing machine, has storage drum comprising smoothing device arranged between sheet hold system for sheet front edge and sheet hold system for sheet rear edge |
| 04/18/2013 | DE102012218048A1 Sheet transport drum of sheet-processing machine, has coating layers that are assigned to respective tines of cladding segment and are interchangeable |
| 04/11/2013 | DE102011084212A1 Swing gripper for use as oscillating system for feeding sheet material through processing machine, has valve assembly set downstream to manifold and coupled with pneumatic source using connection lines, where source generates compressed air |
| 04/11/2013 | DE102011084210A1 Sheet guiding cylinder for sheet printing machine, particularly sheet-fed rotary printing machine, has sheet holding device for processing machine, suction gripper with suction nozzles for fixing sheet material, and pneumatic source |
| 04/10/2013 | EP2576220A1 Method and device for generating a structured layer |
| 04/10/2013 | CN202862801U Paper-collection tooth row with integral tooth cushion |
| 04/10/2013 | CN202862771U Hard-pressed soft sheetfed double-sided four-color offset printing press |
| 04/10/2013 | CN101961951B Tooth row positioning device and working method thereof |
| 04/10/2013 | CN101961950B Tooth-opening sampling device and working method thereof |
| 04/10/2013 | CN101537937B Gripper with location adjusting device and working method thereof |
| 04/03/2013 | EP2574463A1 Sheet fed printing press |
| 04/03/2013 | CN103025526A Printing press for numbering and varnishing of security documents, including banknotes |
| 04/03/2013 | CN103009801A Digital printing roller |
| 04/02/2013 | US8408124 Transport cylinder gripper pad height adjustment device |
| 03/27/2013 | EP2571692A1 Printing press for numbering and varnishing of security documents, including banknotes |
| 03/27/2013 | CN202826659U Paper pre-loading device for offset printing machine |
| 03/27/2013 | CN102991115A Paper locating device and working method thereof |
| 03/21/2013 | DE102012216324A1 Sheet-processing machine, particularly sheet-fed offset rotary printing machine, has sheet transport system with circulating blowing element, with which blowing air is directed before transfer center on sheet |
| 03/21/2013 | DE102011121834B3 Device for turning sheets in printer e.g. multi-color printer, has guide unit with turning portion for supporting turning movement of sheet such that higher angular velocity of turning movement of sheet is achieved |
| 03/19/2013 | US8397636 Method and apparatus for tensioning a printing form |
| 03/19/2013 | US8397635 Image transfer mechanism |
| 03/14/2013 | DE10320759B4 Transportsystem mit Gebern zur Lageerfassung in einer bedruckstoffverarbeitenden Maschine Transport system with encoders for position sensing in a printing material processing machine |
| 03/13/2013 | CN202782154U Improved front gauge device for printer |
| 03/06/2013 | CN202764380U Paper conveying device of full-automatic laser holography printing machine |
| 03/06/2013 | CN202764379U Paper transition device of full-automatic laser holography printing machine |
| 03/06/2013 | CN102950880A Gripper device for printer |
| 03/06/2013 | CN102950879A Non-stop continuous paper feeding system |
| 02/26/2013 | US8381647 Anti-marking coverings for printing presses |
| 02/13/2013 | CN202727562U Correcting device |
| 02/13/2013 | CN202727561U Pneumatic oscillating paper picking tooth bar |
| 02/13/2013 | CN101518979B Gripper bar with swinging device and operating method thereof |
| 02/07/2013 | DE102012013635A1 Tongue form gripper arrangement structure for conveying sheet, has gripper finger which is contacted to stopper of gripper pipe according to force of spring |
| 02/07/2013 | DE102011080194A1 Sheet-processing machine for offset printing machine, has sheet gripper that is controlled so that gripper exerts holding force on sheet in preset region within rotational angle range and over-pressing of grippers is increased |
| 02/06/2013 | CN202716548U Paper correcting device of indentation bronzing machine |
| 02/06/2013 | CN102909948A A gripper assembly for conveying a sheet |
| 02/06/2013 | CN101712418B Tooth row with swinging device and working method thereof |
| 01/29/2013 | US8359976 Method and machine for aligning flexographic printing plates on printing cylinders |
| 01/24/2013 | DE102011079554A1 Method for securing screw against loosening, involves inserting shaft of screw by through hole of component that is separate from screw, where non-detachable positive locking is produced before connection of screw with its object |
| 01/24/2013 | DE102011079320A1 Sheet guiding device for use in area of gripping unit for processing machine, has sheet material supported by one gripping unit of one transport medium and transferred in transfer area at another gripping unit of another transport medium |
| 01/24/2013 | DE102004060250B4 Vorrichtung zur Passerkorrektur in einer Bogendruckmaschine Device for register correction in a sheet printing machine |
| 01/23/2013 | CN202685538U Integrated dual-channel digital printing equipment |
| 01/16/2013 | CN202669142U Silk screen printing table with conveying device |
| 01/16/2013 | CN101754858B Stereoscopic image printing article, image printing article, their forming apparatus, and forming method |
| 01/02/2013 | CN101712226B Sheet-fed offset printing press for printing on both sides of sheets |
| 12/27/2012 | DE102012209580A1 Reversing device for sheet processing machine e.g. sheet-feed offset rotary printing machine, has sheet guide device with surface coverage on region of storage drum and extended to sheet transfer system in circumferential direction |
| 12/19/2012 | CN202608234U Align gauge for automatic die cutting and hot stamping machine for single piece of paper |
| 12/19/2012 | CN102825904A Paper correcting device of impress stamping machine |
| 12/13/2012 | DE4448001B4 Bogenüberführtrommel Sheet transfer cylinder |
| 12/06/2012 | DE102012209578A1 Method for supplying compressed air to e.g. sheet-fed press, has central supply pipe to which compressed air is gradually supplied in suction operation such that pressure changes are balanced by regulating device of compressed air generator |
| 12/05/2012 | CN202573267U Transverse movable locking mechanism for paper guide wheel |
| 12/05/2012 | CN202573266U Flat conveying nozzle frame convenient for regulating nozzle angle |
| 12/05/2012 | CN202573265U Coining conveying device |
| 11/29/2012 | US20120297995 Device for conveying a sheet through a printing press |
| 11/29/2012 | DE102012009016A1 Vorrichtung zum Fördern eines Bogens durch eine Druckmaschine An apparatus for conveying a sheet through a printing machine |
| 11/28/2012 | CN202556892U Disposable multi-copy collating and numbering machine |
| 11/28/2012 | CN102794985A Device for conveying sheet through printing press |
| 11/27/2012 | CA2709376C Printing method, printed matter, and printing control device |
| 11/27/2012 | CA2709370C Printing method, printed matter, and printing control device |
| 11/21/2012 | EP2524807A1 Method for delivering sheet material in a sheet processing machine and delivery device |
| 11/21/2012 | CN202540938U Tooth row locating structure |
| 11/15/2012 | DE102011075569A1 Device for fine adjustment of positioning mark for sheet-fed offset printing machine for printing of sheet metal boards, has transmission and reception unit wirelessly transmitting data with external microprocessor-controlled operation unit |
| 11/07/2012 | EP2520430A1 Method for detecting configuration errors in a sheet printing device |
| 11/07/2012 | CN202517832U Device for adjusting paper biting force of paper biting teeth |