Patents by Inventor Steven A. Karnatz

Steven A. Karnatz 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).

  • Apparatus for conveying bags
    Patent number: 5901832
    Abstract: An apparatus for conveying bags along a path which includes a plurality of work stations. The conveyor apparatus includes a plurality of conveyor assemblies. Each of the conveyor assemblies includes opposed belt assemblies, one of which is laterally displaceable. Opposed belts of the opposed belt assemblies are contiguous for grasping the sides of the bags and transporting the bags in a generally upright orientation as the belts are driven in synchronism.
    Type: Grant
    Filed: January 21, 1997
    Date of Patent: May 11, 1999
    Assignee: Weiler Engineering, Inc.
    Inventors: William J. Woolley, Steven A. Karnatz