Patents Examined by Aaron Ausitn
  • Article having cobalt-phosphorous coating and method for heat treating
    Patent number: 7955721
    Abstract: A method of processing an article having a substrate and a cobalt-phosphorous coating disposed on the substrate includes heat treating the article. At least one physical characteristic of the cobalt-phosphorous coating is altered using the heat treating to thereby change a performance characteristic of the article. For example, the article may be an actuator component having a bore or a shaft that is movably disposed at least partially within the bore.
    Type: Grant
    Filed: January 16, 2008
    Date of Patent: June 7, 2011
    Assignee: Hamilton Sundstrand Corporation
    Inventors: Blair A. Smith, Aaron T. Nardi