Patents
Patents for B65H 26 - Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms (2,305)
04/1995
04/11/1995US5405069 Paper motion detection system
03/1995
03/29/1995EP0645333A1 Adjustable guide for web material
03/28/1995US5402353 Method and apparatus for producing a primary roll of material
03/21/1995US5398610 Anti-wrap device for a web press
03/14/1995US5397424 Apparatus for continuously supplying strip-like material
03/07/1995US5396313 Out of media detection system for a roll media feed apparatus
02/1995
02/09/1995DE4339766C1 Device for preventing damage in the case of webs of material tearing
01/1995
01/10/1995US5379656 Method for positioning a sensor for a web movement control device
01/05/1995DE4422063A1 Paper take-up device for a photographic printing (copying) device
01/03/1995US5378918 Method and a device for monitoring a web
01/03/1995US5377932 Unwinding device for paper reels
12/1994
12/13/1994US5372290 Apparatus for removing a running torn web of material
12/08/1994WO1994027901A1 Method and apparatus for producing a primary roll of material, or for determining an amount of material available on a primary roll
11/1994
11/22/1994US5365844 Device for controlling a web in a printing press
11/22/1994US5365843 Printing press with web breaking assembly
10/1994
10/25/1994US5359394 Foreign matter removing mechanism for electrophotographic printer
10/18/1994US5356062 Roll feed apparatus for intermittently feeding a workpiece
09/1994
09/28/1994EP0616966A1 Anti-wrap device for a web press
09/06/1994US5344089 Roll support and feed apparatus
08/1994
08/09/1994US5335837 Automatic document feeder responsive to paper jam
08/03/1994EP0608724A2 Device for checking the movement of moving objects
07/1994
07/28/1994DE4302189A1 Elektrisches Zugwerk Electrical tensioning mechanism
07/14/1994DE4300403A1 Motorised drive for web with contactless electric sensor of movement
07/12/1994US5328072 Device for locating the edges of moving webs
06/1994
06/28/1994US5325306 System for informing paper shift in apparatus for producing corrugated paper boards
06/01/1994EP0515414B1 Web cleaning apparatus
05/1994
05/24/1994US5315323 Color image forming apparatus with means for biasing a recording head
05/03/1994US5308010 Method for eliminating imperfections in a wound web roll
05/03/1994US5307970 Paper web threading apparatus having abnormality indication alarm
04/1994
04/26/1994US5305707 Web marking device
04/12/1994US5301866 Web breakage detector
03/1994
03/22/1994US5295616 Switchable automatic document feeder capable of feeding continuous form documents or single sheet documents
03/22/1994US5295571 Method for continuously controlling an endless band and machine for carrying out this method
03/09/1994EP0586349A1 A device for sensing the thickness of strip material, in particular in devices for changing rolls of metallized strip material automatically
03/08/1994US5292397 Method of and apparatus for locating the ends of webs
02/1994
02/22/1994US5289007 Sheet break detector apparatus
02/03/1994WO1994002802A1 Method and apparatus for gauging reel diameters in a reel-to-reel sheet material transport system
01/1994
01/18/1994US5280274 Method of detecting residual amount of web roll
01/18/1994US5279453 Automatic document feeder capable of feeding a document in the form of a computer form
01/11/1994CA1326074C System and process for detecting properties of travelling sheets in the cross direction
12/1993
12/29/1993EP0575786A1 Device for automatically catching a broken paper web
12/09/1993DE4240167A1 Uniform running controller for roller - illuminates stroboscopic plates on roller ends to detect slipping rollers
12/07/1993US5267703 Apparatus for controlling the production of paper rolls produced by the rewinder in order to ensure steadiness of length of the wound paper and/or of reached diameter
12/07/1993US5267401 Method and apparatus for gauging reel diameters in a reel-to-reel sheet material transport system
11/1993
11/18/1993EP0569571A1 Improved unwinding device for paper reels.
11/17/1993CN2146461Y Paper width tension controller for rewinders
11/10/1993EP0569024A1 Label sensor
11/09/1993US5259562 Cloth winder drive
11/09/1993US5259544 Automatic document feeder capable of feeding a document in the form of computer form paper
11/04/1993DE4313208A1 Foreign body removal device for electrophotographic printer - has sheet guide arranged between light sensitive roller and tractor for guiding printed sheet with foreign body removal element lying opposite guide
10/1993
10/05/1993CA2014213C System for monitoring roll density
09/1993
09/28/1993US5248073 Articulating paper sensor
09/07/1993US5243408 Method and apparatus for detecting web discontinuities
09/01/1993EP0357718B1 Paper movement monitor
08/1993
08/19/1993DE4204550A1 Steuerung der bahnspannung einer bewegten materialbahn Controlling the web tension of a moving web of material
08/18/1993EP0555855A1 Method for positioning a sensor of a web run control installation
08/12/1993CA2089249A1 Method for positioning a sensor for a web movement control device
06/1993
06/29/1993US5223854 Apparatus for and method of recording an image with means for feeding a material
06/15/1993US5219109 Level control method for spliced strip materials having different unit weights
05/1993
05/27/1993WO1993010031A1 Improved unwinding device for paper reels
05/19/1993CN1072135A Method and system for determining end of cloth roll for use in blanket cleaners for printing press
04/1993
04/28/1993EP0538672A1 Web break switch for machines using webs
04/21/1993EP0537329A1 Control of web winding.
04/08/1993DE4233088A1 Safety device partic. for protecting operators when belt fitting - has emergency stop switch connected to cord carried on arms which move with tensioning roller to be always within reach
04/06/1993US5200790 Automatic document conveying device
03/1993
03/18/1993DE4130679A1 Appts. preventing damage to rotary printer mechanism - ensures cutting of paper strip before and behind printing station as soon as tearing is detected
03/16/1993US5194903 Electrophotographic printer for a continuous recording form
03/03/1993EP0529764A1 Method and system for determining the end of a cloth roll for use in blanket cleaners for printing presses
01/1993
01/05/1993US5177446 Device for monitoring the depletion of material uncoiling from rolls, applicable in particular to wrapping machines
12/1992
12/30/1992EP0520145A1 Device for dust removal
12/09/1992EP0516913A2 Method and device for photoelectric identification of a material web
12/08/1992CA1311222C Flexible sheet material dispenser with automatic roll transferring mechanism
12/02/1992EP0515414A1 Web cleaning apparatus.
11/1992
11/17/1992US5163371 Method and a device for catching a printed web after breakage
11/12/1992WO1992019522A1 Control of web winding
10/1992
10/27/1992US5158221 Automatic document feeder capable of feeding a document in the form of a computer form
10/20/1992US5156350 Roll support and feed apparatus
10/01/1992DE4107798C1 Spicing and supply installation for paper web for electrophotographic printer - has deflector to guide sheet stacks to gluing station with web produced guided by light barrier
09/1992
09/22/1992US5150175 Optical imaging system for fabric seam detection
09/15/1992US5147274 Document feeding dog-ear straightening system
09/09/1992EP0502408A1 Method of and device for controlling webs
09/09/1992EP0502317A1 Base paper web feeder
09/01/1992US5144361 Image recording apparatus capable of detecting medium loading failure
08/1992
08/26/1992EP0500467A1 Procedure for continuously controlling an endless web and a machine for carrying out this procedure
08/21/1992CA2061533A1 Method for continuously controlling an endless belt and machine for carrying out this method
08/18/1992US5139337 Method and apparatus for the linear transport of materials in roll and sheet form
08/05/1992CN1017695B Method and arrangement for feeding of material web
07/1992
07/14/1992US5130557 Photoelectric web tension detector for signaling web break
06/1992
06/30/1992US5126782 Image recording apparatus with a detecting device for detecting a remaining amount of a photo-sensitive recording medium
06/23/1992US5124743 Photographic printer with apparatus for straightening curl of developed photographic film
06/23/1992US5123606 Reel mandrel with auxiliary spreading for a strip reel
06/23/1992US5123316 Method and apparatus for the reduction of paper waste
06/17/1992EP0490398A2 Method and apparatus for making splice indicating holes through photographic paper
06/10/1992EP0336959B1 Method and system for processing web material
06/09/1992US5119725 Web paper cutting position adjusting system
06/09/1992CA1303082C Web feed apparatus
06/04/1992DE4139160A1 Roller feed system for press - has servomotor controlling rollers via differential drive and with accurate angular motion control
06/03/1992EP0488295A2 Automatic document conveying device
05/1992
05/19/1992CA1301291C Web monitoring system
05/12/1992US5111722 Belt-shaped member supplying method and apparatus
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