Patents by Inventor James L. Ambler

James L. Ambler 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).

  • Acoustic method and apparatus for fracture detection of ball bearings
    Patent number: 7779691
    Abstract: A method for testing ball bearings includes applying a Hertzian contact stress on a ball bearing to provide a fracture of the ball bearing that releases acoustic energy, establishing a signal representing the acoustic energy, and identifying occurrence of the fracture based upon the signal.
    Type: Grant
    Filed: October 15, 2007
    Date of Patent: August 24, 2010
    Assignee: United Technologies Corporation
    Inventors: Anindya Ghoshal, Ronald I. Holland, Herbert A. Chin, James L. Ambler, Leroy H. Favrow, Lucy M. Favrow, legal representative, David A. Haluck
  • ACOUSTIC METHOD AND APPARATUS FOR FRACTURE DETECTION OF BALL BEARINGS
    Publication number: 20090095083
    Abstract: A method for testing ball bearings includes applying a Hertzian contact stress on a ball bearing to provide a fracture of the ball bearing that releases acoustic energy, establishing a signal representing the acoustic energy, and identifying occurrence of the fracture based upon the signal.
    Type: Application
    Filed: October 15, 2007
    Publication date: April 16, 2009
    Inventors: Anindya Ghoshal, Ronald I. Holland, Herbert A. Chin, James L. Ambler, Leroy H. Favrow, Lucy M. Farrow, David A. Haluck