Patent ID: 9221229
Filing Date: 2015-12-29
Classification: B23K,B31B

Abstract:
1. A device for generating hose sections for the production of bags said device comprising: an unwinding device with which a web is unwound from a roll; a perforation device with which perforations are inserted into the web, said perforations extending perpendicularly over the web relative to a travel direction (z) of the web, said perforation device including a web deflecting device having a first roller and a second roller configured to convey the web in a plane, and a laser beam device with which a laser beam is guided to insert the perforations in the web, with said web deflecting device being displaceable in a direction that is substantially perpendicular to the plane of the web; a hose generation device arranged downstream relative to the perforation device, said hose generation device placing edges of the web in an overlapping configuration so as to form a hose; and a separating device with which individual hose sections are separated from the hose along the perforations.