Patents by Inventor Robert Erich Fritz

Robert Erich Fritz 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).

  • Packaging machine for block bottom bags
    Publication number: 20100199614
    Abstract: A rotary packaging machine (10) that receives tubular bag material and moves the tubular bag material in a direction (11). Product is delivered to the interior of the tubular bag material with the bag material then being sealed and cut to form bags of the product. The machine (10) has a jaw carriage (14) that is reciprocated while the jaws (29) are rotated.
    Type: Application
    Filed: July 14, 2008
    Publication date: August 12, 2010
    Applicant: TNA Australia Pty Limited
    Inventors: Alfred Alexander Taylor, Michael Don Bray, Robert Erich Fritz
  • Apparatus and method for producing packages by vibrating bag material
    Patent number: 6158200
    Abstract: A packaging machine (11) in which tubular bag material (16) is driven through the machine and caused to vibrate in the general direction of movement of the tubular bag material to aid in settling products so that the product occupies a minimum volume during formation of bags containing the product.
    Type: Grant
    Filed: November 23, 1998
    Date of Patent: December 12, 2000
    Assignee: TNA Australia Pty Limited
    Inventors: Alfred Taylor, Robert Erich Fritz, Luigi DiPalma