Patent application number | Description | Published |
20080272223 | Rewinding machine for rewinding and forming a paper roll - An improved rewinding machine for rewinding and forming a paper roll comprising three rollers ( | 11-06-2008 |
20090038760 | Glue distribution device of an embossing-lamination group - An improved glue supply device ( | 02-12-2009 |
20090212005 | EMBOSSING CYLINDER AND METHOD FOR MODIFYING THE EMBOSSING PATTERN OF AN EMBOSSING CYLINDER - An embossing cylinder ( | 08-27-2009 |
20090214757 | GLUING UNIT FOR AN END EDGE OF A LOG - A gluing unit for an end edge of a log and un method implementable in a machine for making logs, wherein the logs ( | 08-27-2009 |
20100154976 | GLUING MACHINE AND METHOD FOR THE GLUING OF THE FINAL EDGE OF A LOG - A gluing machine for gluing the final edge of a log successively comprising an introduction group of the logs one after the other into the machine, an unwinding group of the log associated with identification means of the final edge, an opening group of the final edge from the log, a glue transfer group onto the log and a rewinding group of the final edge onto the log, in which the unwinding group of the log comprises a pair of rollers arranged one on top of the other to make a passage for the log, the pair of rollers being selectively for the feeding and for the retention in rotation of the log, at least one inclined surface of free rolling of the log being provided downstream of the pair of rollers. | 06-24-2010 |
20100163665 | WINDING GROUP AND METHOD FOR WINDING PAPER AROUND A CORE TO MAKE A LOG - A winding group for winding paper around a core to make a log comprising in an upstream position, means for transporting and introducing the core into a channel defined at the top by an upper winding roller, supplied from above with the paper directed towards the channel, and at the bottom by a cradle member associated downstream with a lower winding roller, the winding group comprising a third oscillating roller arranged above the lower winding roller, the three rollers cooperating downstream of the channel to wind the paper around the core to make the log, further being provided cyclic means for tearing the paper moving forward on the upper winding roller to identify a final edge and an initial edge as well as means to cause the initial edge to wind on the core introduced into the channel, the cyclic means for tearing the paper comprising a rod member rotating around a pin and provided with a head for cyclic cooperation with the upper winding roller for tearing the paper, wherein the head at least in proximity to the upper winding roller has a greater peripheral speed with respect to that of the upper winding roller to tear the paper upstream of the head. | 07-01-2010 |
20100163666 | WINDING GROUP AND METHOD FOR WINDING PAPER AROUND A CORE TO MAKE A LOG - A winding group for winding paper around a core to make a log which has in an upstream position, means for supplying glue onto the core, means for transporting and inserting the core provided with glue in a channel defined at the top by an upper winding roller, supplied from above with the paper directed towards the channel, and at the bottom by a cradle member associated downstream with a lower winding roller, the winding group comprising a third oscillating roller arranged above the lower winding roller, the three rollers having axes parallel to one another and perpendicular to the forward movement of the paper and cooperating with one another downstream of the channel to wind the paper around the core to obtain the log, further being provided cyclic means for tearing the paper moving forward on the upper winding roller, in which the means for supplying glue onto the core comprise means for depositing a plurality of circle arcs of glue on at least one outer portion of the core. | 07-01-2010 |
20100187347 | REWINDER AND RELATIVE METHOD FOR WINDING PAPER AROUND A CORE FOR MAKING A LOG - A rewinder ( | 07-29-2010 |
20100224326 | GROUP FOR GLUING THE FINAL EDGE OF A LOG - A gluing group of a final edge of a log including in succession an introducing group into the gluing group of the logs one after the other, an unwinding group of the log associated with means for identifying the final edge, an opening group of the final edge from the log and a glue transfer group on the log, in which the opening group of the final edge and the glue transfer group are housed in a slide structure that is mobile with respect to the unwinding group by a predetermined amount dependent upon the diameter of the log, with rolling transfer means of the log from the unwinding group to the slide structure being foreseen. | 09-09-2010 |
20110277938 | DEVICE FOR GLUING THE FINAL EDGE OF A LOG OF A BAND-SHAPED MATERIAL - The present invention refers to a device ( | 11-17-2011 |
20120204691 | APPARATUS FOR CUTTING PAPER LOGS IN A PLURALITY OF ROLLS - An apparatus for cutting paper logs in a plurality of rolls is disclosed. The apparatus has at least one longitudinal input channel and at least one output channel defining circular housings and being arranged in a succession among them, being provided means for moving the log along the channels. The channels have mobile walls with an upper mobile portion and a lower mobile portion. The lower mobile portion is connected with a structure for supporting the apparatus on one side and with an intermediate portion of the upper mobile portion on another side. The upper mobile portion has a free upper end and a base end connected to a movable cursor. A mobile actuator for moving the walls, which engages the upper mobile portion at the base end is also provided. | 08-16-2012 |
20120227595 | Roll for devices for the treatment of ribbon-shaped paper material and related device - In one embodiment, a roll for devices for the treatment of ribbon-shaped paper material includes a central shaft, on which a coaxial tubular jacket is fitted, among which two oscillating and non-rotating connection organs are positioned, the central shaft of the roll having, at opposite ends, oscillating bearings housed in a supporting structure, wherein the central shaft and jacket are both rotating and are also made torsionally integral by means of at least one flexible organ capable of transmitting a torque. In another embodiment, a device for the treatment of ribbon-like paper material includes with a pair of rolls opposed as specified above, wherein a first roll has a tubular steel jacket and a second roll has a tubular rubber jacket. | 09-13-2012 |
20120318906 | RAPID TEARING DEVICE OF A STRIP IN A REWINDING MACHINE - A rapid tearing device of a strip in a rewinder for the winding of paper around a core ( | 12-20-2012 |
20130015041 | DEVICE FOR THE ELIMINATION OF TRIMMINGS OF ROLLS OR LOGS OF RIBBON-LIKE MATERIALAANM GAMBINI; GIOVANNIAACI PISAAACO ITAAGP GAMBINI; GIOVANNI PISA IT - A device for the elimination of trimmings of rolls or logs of ribbon-like material associated downstream with a shearing machine of at least one roll or log ( | 01-17-2013 |