Patents by Inventor Paul Schwebbach

Paul Schwebbach has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Zigzag folding apparatus
    Patent number: 5219321
    Abstract: A folding apparatus for delivering a web of paper or the like in zigzag folds has a cam assembly mounted on only one side of the edge of the web for oscillating the web guide channel devices which includes a rotary shaft located between the cam assembly and the guide channel devices. The cam assembly is adjustable for changing the web format.
    Type: Grant
    Filed: February 19, 1992
    Date of Patent: June 15, 1993
    Assignee: Maschinenfabrik Goebel GmbH
    Inventor: Paul Schwebbach