Patents
Patents for B65H 26 - Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms (2,305)
05/1992
05/05/1992US5110062 Detection apparatus for paper build up on reel bar
04/1992
04/21/1992US5107131 Method and apparatus for edge detection of transparent films
04/02/1992DE4124397A1 Printed web fault monitor - has paired sensors to monitor print repeat on web with deviations recorded to show location of web faults
03/1992
03/25/1992EP0476437A1 Method and device for seizing a broken printing web
03/24/1992US5099290 Continuous paper printer with monitoring time period in which the paper feed speed is lower than when printing
02/1992
02/18/1992US5088403 Marker for confirmation of paper web-threaded paths and paper web-threaded path confirming apparatus for rotary presses
02/11/1992CA1295639C Method and an arrangement for the feeding of a material web
01/1992
01/28/1992US5083719 Double tire reel spool starter
12/1991
12/31/1991CA1293802C Obstructed field indicia sensing device
12/18/1991EP0461467A2 Apparatus for and method of recording image
11/1991
11/26/1991US5067402 Apparatus for the prevention of printing machine damage
11/03/1991CA2016013A1 Double tire reel spool starter
10/1991
10/15/1991US5057180 Apparatus for feeding a preferably multi-ply web of synthetic thermoplastics
09/1991
09/10/1991US5047640 Web inspecting method
08/1991
08/22/1991WO1991012095A1 Web cleaning apparatus
08/08/1991DE4003659A1 Constant stretch control for moving films - having extension of film monitored and adjusted to programmed extension at process point
08/06/1991US5036706 Sonic web break detector
07/1991
07/24/1991CN1013305B Apparatus for detecting edge position
07/02/1991US5027993 Perforated paper feed apparatus with an optical system for detecting the presence and/or motion of the paper
06/1991
06/18/1991US5024156 Safety device for the control of web-fed rotary printing machines
06/11/1991US5023820 System for monitoring roll density
06/05/1991EP0430519A2 Belt-shaped member supplying method and apparatus
06/05/1991EP0429970A2 Web break switch
05/1991
05/29/1991EP0429003A2 Device for cutting a paper web
05/15/1991EP0427163A2 Method and device for linear movement of web and sheet material
05/14/1991US5015849 Detecting reference locations
05/08/1991CA2029183A1 Method and apparatus for the linear transport of materials in roll and sheet form
05/02/1991EP0424874A2 Method and means for reducing discards in rotary printing machines
04/1991
04/24/1991EP0424330A2 A method and a system for monitoring changes in the widths of longitudinally moving strips, particularly paper webs during printing
04/11/1991DE3932503A1 Standstill control method for web winding device - initiates braking at calculated point prior to reaching required final reel dia.
04/09/1991US5006719 Device for detecting the edge location of an object
04/09/1991US5005745 Apparatus for preventing tape from being rolled
03/1991
03/19/1991US5000394 Roll support and feed apparatus
03/13/1991EP0416389A2 Device for separating and stopping the paper web
02/1991
02/27/1991EP0413985A2 Expansible mandrel with emergency contraction means for a reel for strip material
02/06/1991EP0411441A2 Passive web cutter
02/06/1991CN1011501B Apparatus for monitoring and controlling material sheet in packaging machine
02/05/1991US4989461 Web tension meter and web tension controller
01/1991
01/22/1991US4987448 Skewing detection mechanism for printer employing continuous recording form
01/01/1991US4982104 Web drive control apparatus
12/1990
12/05/1990EP0401036A1 Printing machine for thermal print roll paper
11/1990
11/14/1990EP0397594A2 System for monitoring roll density
10/1990
10/31/1990EP0395027A2 Apparatus for continuously supplying strip-like material
10/31/1990EP0395023A2 Device for detecting leading end and remaining amount of strip-like material unrolled from roll
10/16/1990US4962712 Device for drawing towel cloth
10/10/1990CN1009910B Method and apparatus for controlling a winder for stop-to-length of stop-to-roll deameter
09/1990
09/26/1990EP0389085A1 Continuously balanced apparatus for storing and dispensing materials
09/20/1990DE3908272A1 Device for transporting a preferably multi-layer web of thermoplastic
09/12/1990CN2062104U Tape twining protector
08/1990
08/08/1990EP0381610A2 Facial tissue splice detector system
08/07/1990CA1272392A1 Roll-firmness measuring device
07/1990
07/31/1990US4944466 Flexible sheet material dispenser with automatic roll transferring mechanism
07/30/1990CA2008945A1 Facial tissue splice detector system
07/25/1990EP0379281A2 Web inspecting method and apparatus
07/04/1990EP0376357A1 Centering device
06/1990
06/13/1990EP0372287A2 Device for transporting a preferably multilayered web of thermoplastic material
06/06/1990CA2004602A1 Apparatus for feeding a preferably multi-ply web of synthetic thermoplastics
05/1990
05/15/1990US4925121 Sensing amount of medium and medium roll malfunction in a printer
05/02/1990EP0366235A1 Monitoring systems and methods
05/01/1990US4922337 Time delay and integration of images using a frame transfer CCD sensor
05/01/1990US4922090 Device for checking conditions of a strip of wrapping material to a user machine
05/01/1990US4920842 Passive web cutter
04/1990
04/04/1990EP0362036A2 System and process for detecting properties of travelling sheets in the cross direction
04/03/1990US4913366 Web unwinder with core diameter measuring device
02/1990
02/27/1990US4904875 Facial tissue splice detector system
02/27/1990US4903528 System and process for detecting properties of travelling sheets in the cross direction
02/27/1990CA1266315A1 Paper monitoring system
02/20/1990US4901577 Apparatus for detecting splices in the web of a printing press
02/14/1990CN1039652A Apparatus for detecting edge position
02/07/1990EP0353456A1 Device to register the position of an edge
01/1990
01/31/1990EP0352655A2 Web drive line control apparatus
01/25/1990WO1990000512A1 Flexible sheet material dispenser with automatic roll transferring mechanism
01/23/1990US4895011 Continuously balanced apparatus for storing and dispensing elongate materials
01/17/1990EP0351187A2 Flexible sheet material dispenser with automatic roll transferring mechanism
01/16/1990US4894733 Tape winding method and machine
01/16/1990US4893763 Roll support and feed apparatus
01/04/1990DE3822496A1 Device for catching a torn web of printing material
12/1989
12/21/1989DE3919291A1 Web-feed roller and drive-control arrangement for this
12/19/1989US4887532 A stop motion device for a web feed printing press
10/1989
10/18/1989EP0336959A1 Method and system for processing web material
10/17/1989US4874157 Method for minimizing material utilization during spreading of a material web
09/1989
09/26/1989CA1261433A1 Method and apparatus for controlling a winder for stop-to-length or stop-to-roll diameter
09/12/1989CA1259221A1 Method and apparatus for marking defective portions of a printed web
08/1989
08/31/1989DE3805248A1 Electronic apparatus for observing films
08/24/1989WO1989007529A1 Paper movement monitor
08/16/1989EP0328054A1 Web feed apparatus
08/02/1989EP0326528A2 Apparatus for controlling the production of paper rolls
07/1989
07/27/1989DE3838573A1 Method for the control of fixed-length winding on a winding machine and length-measuring counter device for this purpose
07/18/1989US4848634 Web feed apparatus
07/18/1989CA1257471A1 Sensing arrangement on a material roll
07/11/1989US4846060 Printing web tensioning system
06/1989
06/28/1989EP0321887A2 Roll support and feed apparatus
06/21/1989EP0320816A2 Device for checking feed conditions of a strip of wrapping material to a user machine
06/07/1989EP0318853A2 Apparatus for avoiding damage to machines
05/1989
05/30/1989US4835720 Obstructed-field-indicia-sensing device
05/30/1989US4835698 Sheet feeder synchronization system having error correction means
05/30/1989US4834276 Web loading and feeding system, related web construction and method and apparatus for making web
05/09/1989US4828156 Web monitoring system
04/1989
04/27/1989DE3735202A1 Verfahren und vorrichtung zur positionserfassung der kanten von sich bewegenden bahnen Pave method and device for position detection of the edges of moving
04/25/1989CA1253230A1 Arrangement for monitoring and controlling webs in packaging machines
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