Patents Assigned to Erapa AG
  • Device for positioning overlapping ends of a looped band in a working area of an automatic packaging machine
    Patent number: 3946659
    Abstract: A device for positioning overlapping ends of a looped band in a working area of an automatic packaging machine. The device includes a first slider on one side of the working area and a second slider on the other side of the working area. A driving mechanism coupled to the slider moves them toward each other up to a predetermined distance corresponding to the width of the band in the working area of the packaging machine.
    Type: Grant
    Filed: January 10, 1974
    Date of Patent: March 30, 1976
    Assignee: Erapa AG
    Inventors: Paul Gutjahr, Hans Luthi, Rene Wasser