Patents by Inventor Geoffrey N. Ainsworth

Geoffrey N. Ainsworth 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).

  • Coated power cylinder components for diesel engines
    Patent number: 7383807
    Abstract: A diesel engine piston assembly comprises a piston body having a top wall with a combustion bowl formed in the top wall and having a combustion bowl edge, an outer ring belt formed with a plurality of ring grooves including a top ring groove with an upper wall of the top ring groove and a top land portion of the ring belt disposed between the top ring groove and the top wall, a pair of pin bosses with aligned pin bores and a skirt; and a diamond dispersed chromium composite coating applied to at least the top wall, the combustion bowl edge, the top land portion and the upper wall of the top ring groove.
    Type: Grant
    Filed: May 22, 2006
    Date of Patent: June 10, 2008
    Assignee: Federal-Mogul World Wide, Inc.
    Inventors: Miguel Azevedo, Geoffrey N. Ainsworth