Patents by Inventor Daniel E. Riggs

Daniel E. Riggs 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).

  • Automatic bale wrapping apparatus
    Patent number: 7987651
    Abstract: Apparatus is disclosed for enclosing bales of materials with at least four substantially rectilinear sides in flexible sheet material tubes having one open end into which the bales are inserted leaving the tube open end projecting loosely beyond the end of the bale utilizing structure temporarily placed inside the tube open end tending to resist inward movement of said tube such that the tube end may be formed into pleats at the four corners of the end of the bale and structure external of the tube cooperating to form and fold the pleats against the bale end surface where they are affixed.
    Type: Grant
    Filed: September 16, 2008
    Date of Patent: August 2, 2011
    Assignee: Lummus Corporation
    Inventors: William D. Beeland, Daniel E. Riggs, Donald W. Van Doorn
  • Automatic Bale Wrapping Apparatus
    Publication number: 20090229226
    Abstract: Apparatus is disclosed for enclosing bales of materials with at least four substantially rectilinear sides in flexible sheet material tubes having one open end into which the bales are inserted leaving the tube open end projecting loosely beyond the end of the bale utilizing structure temporarily placed inside the tube open end tending to resist inward movement of said tube such that the tube end may be formed into pleats at the four corners of the end of the bale and structure external of the tube cooperating to form and fold the pleats against the bale end surface where they are affixed.
    Type: Application
    Filed: September 16, 2008
    Publication date: September 17, 2009
    Inventors: William D. Beeland, Daniel E. Riggs, Donald W. Van Doorn