Patents
Patents for B41F 33 - Indicating, counting, warning, control, or safety devices (10,870)
05/1982
05/05/1982EP0051037A1 Process and device for positioning the inking stations of a flexographic printing machine
05/04/1982US4327641 Dual-head duplicator with alternate simplexing capability
04/1982
04/27/1982CA1122473A1 Automatically controlled numbering machine
03/1982
03/31/1982EP0048265A1 Method of operating a web processing apparatus and web processing apparatus.
03/30/1982US4322802 Control apparatus for adjusting the position of a workpiece
03/30/1982US4321869 Device for driving or synchronizing cylinders in offset printing presses
03/24/1982EP0047926A1 Remote control for disconnecting the drives of ink metering elements in rotary printing machines
03/23/1982US4321689 System for controlling the delivery of data from a data source
03/17/1982EP0047506A2 Method and control device for displaying adjustment values of ink fountains or damping devices in rotary printing machines
03/17/1982EP0047413A1 Process and device to control the arrival of single pushed on sheets of flexible material
03/10/1982EP0047166A1 A gravure colour printing press
03/02/1982US4318176 Computerized press controls
02/1982
02/10/1982EP0045355A1 Device for measuring the initial tension of two cylinders put one against the other
01/1982
01/19/1982US4311914 Process for assessing the quality of a printed product
01/12/1982US4310844 Method and apparatus for detecting the working state of a printing press or the like
01/12/1982US4310248 Color control system
12/1981
12/22/1981US4306496 Automatically controlled numbering machine
12/22/1981CA1114673A1 Apparatus for determining image areas for printing
12/01/1981US4303832 Process for assessing the quality of a printed product
11/1981
11/24/1981EP0031358A4 Press presetting method.
11/18/1981EP0040183A1 Printing unit within a rotary offset sheet printing machine
11/10/1981US4299165 Color separation orientation gauge and method
11/03/1981US4298807 Process for inspecting the physical state of a printed document and an installation for putting the process into operation
10/1981
10/27/1981CA1111279A1 Test method for evaluating faults on printed sheets and webs
10/21/1981EP0038164A1 Registration control system and method
10/20/1981US4295421 Safety device for guarding nips in a sheet-fed rotary printing press
10/20/1981US4295400 Web severing device
10/20/1981CA1110913A1 Check-digit printing means
10/14/1981EP0037642A1 Web severing device and method
10/01/1981WO1981002799A1 Management and analysis system for web machines and the like
09/1981
09/09/1981EP0035297A1 Reproduction apparatus provided with a cassette for a finite belt
09/08/1981CA1108468A1 Web printing press
09/01/1981US4286385 Color screen indicator
07/1981
07/29/1981EP0032535A1 Device for the opto-electronic measurement of the area coverage of an offset printing plate or of a printed copy serving for the manufacture of the offset printing plate
07/28/1981CA1105769A1 Apparatus and method for monitoring the dampening and inking equilibrium in offset printing units
07/15/1981EP0031881A1 Device for the opto-electronic zonal measurement of the area coverage of a printing sheet
07/15/1981EP0031829A1 Method and device for determining order values allowing particularly the automatic control of printers
07/08/1981EP0031358A1 Press presetting method.
07/07/1981US4277176 Method and apparatus for checking the width and parallelism of margins following the centering of a print with respect to a support
07/07/1981US4276827 Operator safety device
07/01/1981EP0031003A2 Drive with power branching for a multicolour rotary printing machine
06/1981
06/16/1981US4273045 Printing machine registration target
06/03/1981EP0029561A1 Method and device for arriving at desired values, especially for the automatic presetting of printing machines
06/02/1981US4271379 Web fed printing press motor control
05/1981
05/19/1981CA1101270A1 Safety devices in an electronic franking machine
05/05/1981US4265173 Numbering machine with check digit function
04/1981
04/28/1981US4264210 Dot percentage measuring device
03/1981
03/24/1981US4258326 Capacitive detection of absent and/or double sheets in the sheet transport path of a printing machine
03/17/1981US4256131 Feedback color control system
03/17/1981CA1097517A1 Apparatus to control the ink supply on rotary printing presses
03/03/1981CA1096702A1 Printing of pattern designs with computer controlled pattern dyeing device
02/1981
02/11/1981EP0023629A1 Apparatus for the zonal regulation of damping solution supply
02/11/1981EP0023542A1 Device for measuring the adjusting pressure between two bearer rings
02/11/1981EP0023541A1 System for measuring the adjusting pressure between two bearer rings of a rotary printing machine
01/1981
01/22/1981WO1981000083A1 Method and device for determining order values allowing particularly the automatic control of printers
01/20/1981US4246032 Ferromagnetic printing pastes
01/20/1981CA1093903A1 Printing press with inventory control
01/08/1981WO1981000007A1 Press presetting method
12/1980
12/23/1980US4240346 Web printing press
12/16/1980US4238999 Rotary cylindrical screen printing apparatus for specularly printing equal patterns and/or colors onto the opposite faces of fabrics or the like
12/09/1980US4237616 Scanning path alignment arrangement
12/02/1980US4236446 Check-digit printing means
11/1980
11/11/1980US4233663 Apparatus for estimating a necessary amount of ink
11/04/1980US4231292 Safety interlock for offset printing press
10/1980
10/07/1980CA1087029A1 Moisture control system
10/01/1980EP0015954A1 Ink level control
09/1980
09/23/1980US4224613 Warning system for printing presses
09/23/1980US4223822 Yarn compensator for a multicolor yarn warp printer
09/23/1980US4223453 Training aid for registering multi-color printing
09/16/1980US4222497 System and method for monitoring and maintaining a predetermined concentration of material in a fluid carrier
07/1980
07/29/1980US4214524 System for compensating for errors in registration between colors printed in multi-color printing machine
07/29/1980US4214523 Ink and moisture control with master condition compensation
07/01/1980US4210818 Apparatus for determining image areas for printing
07/01/1980US4210078 Apparatus for use on printing presses to insure optimum color density and to assist in making corrective adjustment
07/01/1980CA1080557A1 Sheet sensing device in a rotary printing press
07/01/1980CA1080485A1 Method and apparatus for carrying out wet metallurgical processes
06/1980
06/25/1980EP0012724A1 Process for automatically judging the quality of a printed product and apparatus for its carrying out
06/25/1980EP0012723A1 Process for mechanically assessing the print quality of a printed product and device for performing the same
06/17/1980US4207814 Apparatus for printing serial numbers with check digits
05/1980
05/13/1980US4202265 Controlling the operation of numbering machines
04/1980
04/30/1980EP0010237A1 Combined dampening and inking device for offset-printing machines and method for inking and dampening an offset-printing plate
04/29/1980US4200932 Means for the control and regulation of the printing process on printing presses
04/22/1980US4198906 Code imprinting system having error preclusion function
04/08/1980US4197584 Optical inspection system for printing flaw detection
03/1980
03/05/1980EP0008325A1 Means for driving and synchronising cylinders in offset printing machines
02/1980
02/19/1980CA1072137A2 Apparatus for registering printed matter
02/05/1980US4187435 Apparatus for determining image areas for printing with correction for extraneous matter
01/1980
01/29/1980US4186309 Web monitoring and control apparatus for web handling machinery
01/23/1980EP0007009A1 Method for displaying the magnitude of remote control signals for a rotary press
12/1979
12/25/1979US4180741 Apparatus for determining image areas for printing with calibration
12/12/1979EP0005948A1 A transfer and process for its use in determining repeatable process conditions for transfer printing
12/11/1979US4177672 Whiskering test apparatus
11/1979
11/20/1979CA1066555A1 Apparatus for printing sheets, plates and pipes
11/15/1979WO1979000955A1 Ink level control
10/1979
10/16/1979US4170883 Printing of pattern designs with computer controlled pattern dyeing device
10/02/1979CA1063634A2 Apparatus for stacking sheets
09/1979
09/04/1979US4166615 Means for determining difference in copy sheet transportation states for an electrostatic reproduction machine
08/1979
08/21/1979US4165465 System for checking printed condition of printed sheet matters
06/1979
06/26/1979CA1057375A1 Malfunction detector system for item conveyor
06/12/1979CA1056482A1 Printed pattern and embossed pattern registration control system