Patents by Inventor Paul Raymond Bolduc

Paul Raymond Bolduc 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).

  • Phase control system for a folder fan
    Patent number: 5653428
    Abstract: A phase control system for a fan blade assembly of a folder is provided which includes a fan blade assembly, a folded product transport assembly, and a control system. The fan blade assembly includes a first and second rotating fan blade assembly. The first rotating fan blade assembly has a plurality of first fan blades and has a first circumference. The second rotating fan blade assembly includes a plurality of second fan blades and has a second circumference. A product receiving area is defined at an intersection of the first and second circumferences such that only one of the first and second fan blades can occupy the product receiving area at any instant. The folded product transport assembly is provided for delivering folded products to the product receiving area. The control system includes a first sensor, a second sensor, and a fan blade assembly motor actuator.
    Type: Grant
    Filed: October 30, 1995
    Date of Patent: August 5, 1997
    Assignees: Heidelberger Druckmaschinen AG, Heidelberg Harris, Inc.
    Inventors: Charles Henry Dufour, Paul Raymond Bolduc