Patents by Inventor Gennaro J. Colacino

Gennaro J. Colacino 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).

  • Flank superabrasive machining
    Patent number: 7101263
    Abstract: The present invention relates to a quill to be used to superabrasively machine complex shapes, such as airfoil shapes, into a substrate. The quill has a shaft portion, an enlarged head portion adjacent the shaft portion, and a tapered grinding portion adjacent the enlarged head portion. The tapered grinding portion has a layer of grit material selected from the group consisting of diamonds and cubic boron nitride thereon. In a preferred embodiment, the quill is a vitrified or plated cubic boron nitride quill on the grinding portion. A method of using the tool is also disclosed.
    Type: Grant
    Filed: November 6, 2002
    Date of Patent: September 5, 2006
    Assignee: United Technologies Corporation
    Inventors: Brian J. Schwartz, Bernard D. Vaillette, Chung Y. Wu, Gennaro J. Colacino, Allan B. Packman
  • Flank superabrasive machining
    Publication number: 20040087256
    Abstract: The present invention relates to a quill to be used to superabrasively machine complex shapes, such as airfoil shapes, into a substrate. The quill has a shaft portion, an enlarged head portion adjacent the shaft portion, and a tapered grinding portion adjacent the enlarged head portion. The tapered grinding portion has a layer of grit material selected from the group consisting of diamonds and cubic boron nitride thereon. In a preferred embodiment, the quill is a vitrified or plated cubic boron nitride quill on the grinding portion. A method of using the tool is also disclosed.
    Type: Application
    Filed: November 6, 2002
    Publication date: May 6, 2004
    Inventors: Brian J. Schwartz, Bernard D. Vaillette, Chung Y. Wu, Gennaro J. Colacino, Allan B. Packman