Patents by Inventor Mark A. Gerken

Mark A. Gerken 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).

  • AIRFOIL BLADE AND METHOD FOR ITS MANUFACTURE
    Publication number: 20020182079
    Abstract: This centrifugal blower fan wheel has extruded-aluminum airfoil blades. The preferred blades have two hollow regions, separated by an angled mid-load support beam, inside the blade. The nose section of the blade (at the leading edge) and the tail section of the blade (at the trailing edge) have open semi-circular grooves which face the adjacent hollow sections and are designed to accept thread cutting or thread forming screws for attachment of the blade to a ring-shroud and back-plate.
    Type: Application
    Filed: May 30, 2001
    Publication date: December 5, 2002
    Inventors: Mark A. Gerken, Michael Joseph Neely, Michael Brendel, James L.E. Meats