Patents Assigned to Widmann Maschinen e.K.
  • Method for ultrasound welding of two bag foils with a spout
    Publication number: 20110303345
    Abstract: The invention relates to a method for ultrasound welding of two bag foils to a spout, wherein at a first method step, a lateral edge of a bag foil abutting the spout is welded to the spout with a first oscillating structure, at a second method step, the lateral edge of the second bag foil abutting the opposite side of the spout is welded to the spout with a second oscillating structure, and at a third method step, the lateral edges of the two bag foils located next to the spout are welded to each other with a third oscillating structure.
    Type: Application
    Filed: June 14, 2011
    Publication date: December 15, 2011
    Applicant: Widmann Maschinen e.K.
    Inventors: Werner Grass, Guenther Kachel, Benjamin Goettert