Patents Assigned to C. A. Holweg S.A.
  • Method and means for winding pre-cut bags to form rolls
    Patent number: 4000864
    Abstract: The disclosure concerns the field of the making up of bags of synthetic material or other articles into rolls, and has more particularly for its object the provision of a process and an apparatus for winding such bags, previously cut to length and welded, into rolls.
    Type: Grant
    Filed: August 5, 1975
    Date of Patent: January 4, 1977
    Assignees: Les Ateliers de Constructions Mecaniques, C. A. Holweg S.A.
    Inventors: Bernard Kurtz, Ermes Spizzo