Patent ID: 10399811

Abstract:
The present invention relates to a Suction nozzle (110) for a suction device (100) for conveyance of cut waste strips (210) of a film web (200) comprising a nozzle duct (10) with a nozzle inlet (12) for suctioning the waste strips (210) and with a nozzle outlet (14) for introducing the waste strips (210) into the suction duct (130), wherein the nozzle duct (10) comprises an inlet portion (12a) adjacent to the nozzle inlet (12) and an outlet portion (14a) adjacent to the nozzle outlet (14) and between the outlet portion (14a) and the inlet portion (12a) an at least one rotation portion (16a) is assembled, whose flow cross section (20) is at least partially twisted over the run of the rotation portion (16a).